State and trends of soil acidification

1 Toowoomba Plateau

Naturally fertile land under intensive use. Insufficient lime application

Year(s):

2016

2

Unclear

Confidence (in grade):

Very limited

Confidence (in trend):

Low

Comparability (to previous reports):

Somewhat comparable

1 Toowoomba Plateau

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments were updated using state agency data, when available, for grade and trends.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Nil.

Topics

Soil: Salinity and acidification

Naturally fertile land with widespread intensive use. Insufficient lime application

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

2 Maryborough Lowland

Soils under pine plantations are acidifying, but improved practices for sugar cane and horticulture appear to be effective

Year(s):

2016

2

Unclear

Confidence (in grade):

Very limited

Confidence (in trend):

Low

Comparability (to previous reports):

Somewhat comparable

2 Maryborough Lowland

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Comments

Nil.

Topics

Soil: Salinity and acidification

Soils under pine plantations are acidifying, but improved practices for sugar cane and horticulture appear to be effective

Year(s):

2011

3

Improving

Confidence (in grade):

Adequate

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

3 Atherton Tableland

Improved practices across diverse land uses, but localised subsoil acidification under banana cropping

Year(s):

2016

3

Unclear

Confidence (in grade):

Very limited

Confidence (in trend):

Low

Comparability (to previous reports):

Somewhat comparable

3 Atherton Tableland

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, when available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Comments

Nil.

Topics

Soil: Salinity and acidification

Improved practices across diverse land uses, but localised subsoil acidification under banana cropping

Year(s):

2011

3

Stable

Confidence (in grade):

Adequate

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

4 Garnet Uplands

Recently intensified land use after clearing

Year(s):

2016

3

Unclear

Confidence (in grade):

Very limited

Confidence (in trend):

Low

Comparability (to previous reports):

Somewhat comparable

4 Garnet Uplands

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, when available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Comments

Nil.

Topics

Soil: Salinity and acidification

Recently intensified land use after clearing

Year(s):

2011

4

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

5 Tenterfield Plateau

Grazing of modified and natural pastures, with widespread declines in pH. In the Northern Tablelands region of New South Wales, 11% of soil monitoring units report acidification is an issue

Year(s):

2016

3

Unclear

Confidence (in grade):

Very limited

Confidence (in trend):

Low

Comparability (to previous reports):

Somewhat comparable

5 Tenterfield Plateau

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, when available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication published since the 2011 assessment:

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Grazing of modified and natural pastures, with widespread declines in pH

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

Coastal lowlands with a variety of soil types. Significant decline in pH on the floodplains due to intensive agriculture. in the North Coast region of New South Wales, 22% of soil monitoring units report acidification as an issue

Year(s):

2016

2

Unclear

Confidence (in grade):

Very limited

Confidence (in trend):

Low

Comparability (to previous reports):

Somewhat comparable

6 Clarence Lowlands

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, when available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil Condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Coastal lowlands with a variety of soil types. Significant decline in pH on the floodplains due to intensive agriculture

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

7 Cobar Plains

Cropping and grazing of modified and natural pastures in the east, with declines in pH evident

Year(s):

2016

2

Unclear

Confidence (in grade):

Somewhat adequate

Confidence (in trend):

Somewhat adequate

Comparability (to previous reports):

Somewhat comparable

7 Cobar Plains

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil Condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Cropping and grazing of modified and natural pastures in the east, with declines in pH evident

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

8 Mitchell Slopes

Diverse landscape, but pH has declined markedly, especially on soils with a long history of mixed farming

Year(s):

2016

2

Unclear

Confidence (in grade):

Somewhat adequate

Confidence (in trend):

Somewhat adequate

Comparability (to previous reports):

Somewhat comparable

8 Mitchell Slopes

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA 2015 (Chapter 10, Soil Condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Diverse landscape, but pH has declined markedly, especially on soils with a long history of mixed farming

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

9 Merriwa Plateau

Fertile Ferrosols and Vertosols, mostly used for mixed farming. Slow decline in pH likely due to management systems

Year(s):

2016

3

Deteriorating

Confidence (in grade):

Somewhat adequate

Confidence (in trend):

Somewhat adequate

Comparability (to previous reports):

Somewhat comparable

9 Merriwa Plateau

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil Condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Fertile Ferrosols and Vertosols, mostly used for mixed farming. Slow decline in pH likely due to management systems

Year(s):

2011

4

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

10 Goulburn Corridor

Minimal evidence, but declines in pH are expected as a result of lack of liming

Year(s):

2016

4

Unclear

Confidence (in grade):

Somewhat adequate

Confidence (in trend):

Somewhat adequate

Comparability (to previous reports):

Somewhat comparable

10 Goulburn Corridor

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Minimal evidence, but declines in pH are expected due to lack of liming

Year(s):

2011

4

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

11 Hunter Valley

Soil acidity is a problem on coastal floodplains. In the Hunter region of New South Wales, 25% of soil monitoring units report it as an issue

Year(s):

2016

2

Unclear

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

11 Hunter Valley

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Mined areas and Hunter River floodplains are mostly managed sustainably for acidification, but declines in pH are expected on the Singleton Valley floodplains

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

12 Riverine Plain

Diverse region, with probable decline in pH in irrigation districts and in soils used for dryland cropping and grazing of annual pastures, especially in the south. None of the soil monitoring units in this region have reported soil acidity as an issue

Year(s):

2016

3

Unclear

Confidence (in grade):

Somewhat adequate

Confidence (in trend):

Somewhat adequate

Comparability (to previous reports):

Somewhat comparable

12 Riverine Plain

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites
Low: Victoria’s last assessment of soil acidity was in 1994.

Topics

Soil: Salinity and acidification

Diverse region, with declines in pH in irrigation districts and in soils used for dryland cropping and grazing of annual pastures, especially in the south

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

13 Hume Slopes

Mostly mixed farming. Widespread and significant declines in soil pH. In the South East region of New South Wales, 18% of soil monitoring units have reported soil acidity as an issue

Year(s):

2016

2

Unclear

Confidence (in grade):

Somewhat adequate

Confidence (in trend):

Somewhat adequate

Comparability (to previous reports):

Somewhat comparable

13 Hume Slopes

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites
Low: Victoria’s last assessment of soil acidity was in 1994.

Topics

Soil: Salinity and acidification

Mostly mixed farming. Widespread and significant declines in soil pH

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

14 Condobolin Plains

Declines in pH restricted to irrigation districts

Year(s):

2016

2

Unclear

Confidence (in grade):

Somewhat adequate

Confidence (in trend):

Somewhat adequate

Comparability (to previous reports):

Somewhat comparable

14 Condobolin Plains

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Declines in pH restricted to irrigation districts

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

15 Bathurst Tablelands

Diverse soils, used for grazing of modified and natural pastures. None of the soil monitoring units in the Central Tablelands region of NSW have reported soil acidity as an issue

Year(s):

2016

2

Unclear

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Somewhat comparable

15 Bathurst Tablelands

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Diverse soils used for grazing of modified and natural pastures

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

16 Hawkesbury Shoalhaven Plateau

Substantial declines in pH in soils used for agriculture. In the Greater Sydney region of New South Wales, 43% of soil monitoring units have reported soil acidity as an issue

Year(s):

2016

2

Unclear

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

16 Hawkesbury Shoalhaven Plateau

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Substantial declines in pH in soils used for agriculture

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

17 Cumberland Lowland

Declining pH in soils used for vegetable production and intensive agriculture

Year(s):

2016

3

Deteriorating

Confidence (in grade):

Somewhat adequate

Confidence (in trend):

Somewhat adequate

Comparability (to previous reports):

Somewhat comparable

17 Cumberland Lowland

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Declining pH in soils used for vegetable production and intensive agriculture

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Adequate

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

18 Werriwa Tablelands

Declining pH in soils used for grazing of native and improved pastures

Year(s):

2016

2

Unclear

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Somewhat comparable

18 Werriwa Tablelands

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites.

Topics

Soil: Salinity and acidification

Declining pH in soils used for grazing of native and improved pastures

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

19 Tinderry Gourock Ranges

Declining pH in soils used for grazing of natural and modified pastures

Year(s):

2016

3

Unclear

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Somewhat comparable

Topics

Soil: Salinity and acidification

Declining pH in soils used for grazing of natural and modified pastures

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

20 Monaro Fall

Declines in pH in soils used for grazing

Year(s):

2016

2

Unclear

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Somewhat comparable

20 Monaro Fall

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites
Low: Victoria’s last assessment of soil acidity was in 1994.

Topics

Soil: Salinity and acidification

Declines in pH in soils used for grazing

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

21 Monaro Tableland

Declining pH in soils used for grazing of natural and modified pastures

Year(s):

2016

3

Unclear

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Somewhat comparable

21 Monaro Tableland

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

NSW EPA, 2015 (Chapter 10, Soil condition)

NSW EPA, 2015

NSW EPA (NSW Environment Protection Authority) (2015). Soil condition. In: New South Wales state of the environment 2015, NSW EPA, Sydney. 85-93.

Comments

Quality of data used in the assessment:

Medium–High: NSW has established soil monitoring sites
Low: Victoria’s last assessment of soil acidity was in 1994.

Topics

Soil: Salinity and acidification

Declining pH in soils used for grazing of natural and modified pastures

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

22 Australian Alps and East Victorian Uplands

Grazing lands outside conservation reserves are showing declines in pH

Year(s):

2016

2

Unclear

Confidence (in grade):

Very limited

Confidence (in trend):

Low

Comparability (to previous reports):

Somewhat comparable

22 Australian Alps and East Victorian Uplands

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trend updated using state agency data where available.

Data/Information sources

pH modelled using TERN Soil-Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/)

Comments

Quality of data used in the assessment:

Low: Victoria’s last assessment of soil acidity was in 1994.

Topics

Soil: Salinity and acidification

Grazing lands outside conservation reserves are showing declines in pH

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

23 West Victorian Uplands

Areas used for grazing of dryland annual pastures are acidifying

Year(s):

2016

2

Unclear

Confidence (in grade):

Very limited

Confidence (in trend):

Low

Comparability (to previous reports):

Somewhat comparable

23 West Victorian Uplands

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Comments

Quality of data used in the assessment:

Low: Victoria’s last assessment of soil acidity was in 1994.

Topics

Soil: Salinity and acidification

Areas used for grazing of dryland annual pastures are acidifying

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

24 West Victorian Plains

Diverse lands, with evidence of acidification on poorly drained Sodosols and Vertosols used for dryland cropping and the grazing of annual pastures

Year(s):

2016

3

Unclear

Confidence (in grade):

Very limited

Confidence (in trend):

Low

Comparability (to previous reports):

Somewhat comparable

24 West Victorian Plains

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Comments

Quality of data used in the assessment:

Low: Victoria’s last assessment of soil acidity was in 1994.

Topics

Soil: Salinity and acidification

Diverse lands with evidence of acidification restricted to poorly drained Sodosols and Vertosols used for dryland cropping and the grazing of annual pastures

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

25 Lincoln Hills, Eyre Dunefield and Yorke Peninsula

Mainly dryland agriculture. Generally stable pH in Calcarosols, but rates of liming are not sufficient to balance rates of acid addition for most soils

Year(s):

2016

3

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Somewhat comparable

25 Lincoln Hills, Eyre Dunefield and Yorke Peninsula

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trend updated using state agency data where available.

Data/Information sources

Relevant publication since the 2011 assessment:

South Australia 2013 State Report Card: Is soil acidity decreasing in our agricultural areas? https://data.environment.sa.gov.au/NRM-Report-Cards/Pages/Soil-and-land.aspx

Comments

Quality of data used in the assessment:

Med-Low: SA reports regional trend in lime sales

Topics

Soil: Salinity and acidification

Mainly dryland agriculture. Rates of liming are not sufficient to balance rates of acid addition for most soils. Generally stable pH in Calcarosols

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

26 Flinders–Lofty Ranges

Diverse lands, with stable pH in the arid north. Declines in pH are occurring in the temperate central area under dryland cropping and viticulture, and in the cool temperate south under viticulture, horticulture, and grazing

Year(s):

2016

3

Stable

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

26 Flinders–Lofty Ranges

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trend updated using state agency data where available.

Data/Information sources

pH modelled using TERN Soil-Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/)

Relevant publication since the 2011 assessment:

SA Government, 2013

Comments

Quality of data used in the assessment:

Med-Low: SA reports regional trend in lime sales

Topics

Soil: Salinity and acidification

Diverse lands with stable pH in the arid north. Declines in pH are occurring in the temperate central area under dryland cropping and viticulture. Lands in the cool temperate south used for viticulture, horticulture and grazing are acidifying

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

27 Mallee Dunefield

Mainly cropping in rotation with pastures. Declining pH in surface soil over calcareous subsoils. Significant declines in pH in horticulture areas along the Murray River

Year(s):

2016

3

Improving

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

27 Mallee Dunefield

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication published since the 2011 assessment:

South Australian Government 2013a

South Australian Government (2013a). 2013 state report card: is soil acidity decreasing in our agricultural area ? South Australian Government, Adelaide.

Comments

Quality of data used in the assessment:

Med-Low: SA reports regional trend in lime sales

Low: Victoria’s last assessment of soil acidity was in 1994.

Topics

Soil: Salinity and acidification

Mainly cropping in rotation with pastures. Trend to more cropping. Declining pH in surface soil layers over calcareous subsoils. Significant declines in pH in horticulture areas along the Murray River

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

28 Wimmera and Millicent Plains

Diverse soils used for dryland cropping, grazing, some irrigation and forestry in the south. Declining trend in pH due to insufficient lime use

Year(s):

2016

3

Stable

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

28 Wimmera and Millicent Plains

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

South Australian Government 2013a

South Australian Government (2013a). 2013 state report card: is soil acidity decreasing in our agricultural area ? South Australian Government, Adelaide.

Comments

Quality of data used in the assessment:

Medium–Low: SA reports regional trend in lime sales
Low: Victoria’s last assessment of soil acidity was in 1994

Topics

Soil: Salinity and acidification

Diverse soils used for dryland cropping, grazing, some irrigation and forestry in the south. Declining trend in pH due to insufficient lime use

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

29 Warren–Denmark Slopes, Leeuwin Peninsula and Donnybrook Lowland

Forestry, intensive agriculture and dryland cropping. Intensively used areas are still below desired pH

Year(s):

2016

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

29 Warren–Denmark Slopes, Leeuwin Peninsula and Donnybrook Lowland

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trend updated using state agency data where available.

Data/Information sources

pH modelled using TERN Soil-Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/)

Relevant publications published since the 2011 assessment:

Gazey et al. 2013

Comments

Quality of data used in the assessment:

Med-High: Gazey et al. (2013) maps and reports of agricultural soil regions (approximately equalling physiographic regions) which update southwestern Western Australia

Topics

Soil: Salinity and acidification

Forestry, intensive agriculture and dryland cropping. Significant declines in pH in intensively used areas

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

30 Albany Esperance Sandplain

Grazing and cropping systems are acidifying, particularly on lighter soils

Year(s):

2016

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

30 Albany Esperance Sandplain

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

Gazey at al., 2013

Gazey et al., 2013

Gazey C, Andrew J & Griffin T (2013). Soil acidity. In: Noel Schoknecht N, Bicknell D, Ruprecht J, Smith F & Massenbauer A (eds), Report card on sustainable natural resource use in agriculture: status and trend in the agricultural areas of the south-west of Western Australia, Western Australian Department of Agriculture and Food, Perth, 26–43.

Comments

Quality of data used in the assessment: Medium–High

Gazey et al., 2013 maps and reports of agricultural soil regions (approximately equalling physiographical regions) update information on south-western Western Australia.

Topics

Soil: Salinity and acidification

Grazing and cropping systems are acidifying, particularly on lighter soils

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

31 Avon Plateau and Northam Slopes

Diverse soils. Widespread surface and subsurface soil acidity. Some improvement in the north

Year(s):

2016

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

31 Avon Plateau and Northam Slopes

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

Gazey et al., 2013

Gazey C, Andrew J & Griffin T (2013). Soil acidity. In: Noel Schoknecht N, Bicknell D, Ruprecht J, Smith F & Massenbauer A (eds), Report card on sustainable natural resource use in agriculture: status and trend in the agricultural areas of the south-west of Western Australia, Western Australian Department of Agriculture and Food, Perth, 26–43.

Comments

Quality of data used in the assessment: Medium–High

Gazey et al., 2013 maps and reports of agricultural soil regions (approximately equalling physiographical regions) update information on south-western Western Australia.

Topics

Soil: Salinity and acidification

Diverse soils. Widespread surface and subsurface soil acidity. Inadequate application of lime

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

32 Darling Range

Mostly forested, but areas used for cropping and grazing are acidifying

Year(s):

2016

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

32 Darling Range

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

Gazey et al., 2013

Gazey C, Andrew J & Griffin T (2013). Soil acidity. In: Noel Schoknecht N, Bicknell D, Ruprecht J, Smith F & Massenbauer A (eds), Report card on sustainable natural resource use in agriculture: status and trend in the agricultural areas of the south-west of Western Australia, Western Australian Department of Agriculture and Food, Perth, 26–43.

Comments

Quality of data used in the assessment: Medium–High

Gazey et al., 2013 maps and reports of agricultural soil regions (approximately equalling physiographical regions) update information on south-western Western Australia.

Topics

Soil: Salinity and acidification

Mostly forested, but areas use for cropping and grazing are acidifying

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

33 Swan Plain

Urban areas and intensive agriculture. Most of the region is below desired pH and continues to acidify

Year(s):

2016

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

33 Swan Plain

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

Gazey et al., 2013

Gazey C, Andrew J & Griffin T (2013). Soil acidity. In: Noel Schoknecht N, Bicknell D, Ruprecht J, Smith F & Massenbauer A (eds), Report card on sustainable natural resource use in agriculture: status and trend in the agricultural areas of the south-west of Western Australia, Western Australian Department of Agriculture and Food, Perth, 26–43.

Comments

Quality of data used in the assessment: Medium–High

Gazey et al., 2013 maps and reports of agricultural soil regions (approximately equalling physiographical regions) update information on south-western Western Australia.

Topics

Soil: Salinity and acidification

Urban areas and intensive agriculture, with declines in pH in the latter

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

34 Dandaragan Tablelands

Some local pockets of improvement in pH trend, but decline in pH continues

Year(s):

2016

2

Stable

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

34 Dandaragan Tablelands

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

Gazey et al., 2013

Gazey C, Andrew J & Griffin T (2013). Soil acidity. In: Noel Schoknecht N, Bicknell D, Ruprecht J, Smith F & Massenbauer A (eds), Report card on sustainable natural resource use in agriculture: status and trend in the agricultural areas of the south-west of Western Australia, Western Australian Department of Agriculture and Food, Perth, 26–43.

Comments

Quality of data used in the assessment: Medium–High

Gazey et al., 2013 maps and reports of agricultural soil regions (approximately equalling physiographical regions) update information on south-western Western Australia.

Topics

Soil: Salinity and acidification

Declines in pH restricted to areas used for cropping and grazing systems

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

35 Greenough Hills

Some local pockets of improvement in pH trend, but decline in pH continues

Year(s):

2016

2

Improving

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Somewhat comparable

35 Greenough Hills

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, when available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

Gazey et al., 2013

Gazey C, Andrew J & Griffin T (2013). Soil acidity. In: Noel Schoknecht N, Bicknell D, Ruprecht J, Smith F & Massenbauer A (eds), Report card on sustainable natural resource use in agriculture: status and trend in the agricultural areas of the south-west of Western Australia, Western Australian Department of Agriculture and Food, Perth, 26–43.

Comments

Quality of data used in the assessment: Medium–High

Gazey et al., 2013 maps and reports of agricultural soil regions (approximately equalling physiographical regions) update information on south-western Western Australia.

Topics

Soil: Salinity and acidification

Significant acidification of both surface and subsurface horizons on noncalcareous soils used for cropping

Year(s):

2011

3

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

36 Woodramung Hills

Some local pockets of improvement in pH trend, but decline in pH continues

Year(s):

2016

2

Deteriorating

Confidence (in grade):

Adequate

Confidence (in trend):

Adequate

Comparability (to previous reports):

Comparable

36 Woodramung Hills

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH modelled using TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

Gazey et al., 2013

Comments

Quality of data used in the assessment: Medium–High:

Gazey et al., 2013 map and report on agricultural soil regions (approximately equalling physiographic regions), which updates southwestern Western Australia.

Topics

Soil: Salinity and acidification

Significant acidification and low pH in the western part of the region used for cropping

Year(s):

2011

2

Deteriorating

Confidence (in grade):

Limited

Confidence (in trend):

Limited

Comparability (to previous reports):

Not assessed

Topics

Soil: Salinity and acidification

37 Carnarvon and Top End Coastal Plains

Probable declining pH in agricultural areas used for intensive irrigation and horticulture

Year(s):

2016

3

Deteriorating

Confidence (in grade):

Very limited

Confidence (in trend):

Very limited

Comparability (to previous reports):

Not assessed

37 Carnarvon and Top End Coastal Plains

20162011

Land

State and trends

Approach/Process

SoE 2011 assessments of grade and trends were updated using state agency data, where available.

Data/Information sources

pH was modelled using the TERN Soil–Landscape Grid of Australia to determine grade (http://www.clw.csiro.au/aclep/tern/).

Relevant publication since the 2011 assessment:

Gazey et al., 2013

Gazey C, Andrew J & Griffin T (2013). Soil acidity. In: Noel Schoknecht N, Bicknell D, Ruprecht J, Smith F & Massenbauer A (eds), Report card on sustainable natural resource use in agriculture: status and trend in the agricultural areas of the south-west of Western Australia, Western Australian Department of Agriculture and Food, Perth, 26–43.

Comments

Quality of data used in the assessment:

Low: No data for this region in Gazey et al. (2013) maps and reports of agricultural soil regions (approximately equalling physiographic regions) which only update southwestern Western Australia