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National-scale vulnerability assessment of seawater intrusion: summary report

Fresh groundwater stored in Australian coastal aquifers is an important resource for humans and the natural environment. Many Australian coastal aquifers are vulnerable to seawater intrusion (SWI)—the landward encroachment of sea water into coastal aquifers—which can significantly degrade water quality and reduce freshwater availability. The increasing demands for fresh water in coastal areas and the anticipated impacts of climate change (such as sea-level rise and variations in rainfall recharge) may result in increases in the incidence and severity of SWI. Comprehensive investigations of SWI are relatively uncommon and the extent of monitoring and investigations specific to SWI are highly variable across the nation.


In response to the threat posed by SWI, Geoscience Australia and the National Centre for Groundwater Research and Training, in collaboration with state and territory water agencies, undertook a national-scale assessment of the vulnerability of coastal aquifers to SWI. This assessment identified the coastal groundwater resources that are most vulnerable to SWI, including future consequences of over-extraction, sea-level rise, and recharge–discharge variations associated with climate change. The study focused on assessing the vulnerability of coastal aquifers to the landward migration of the freshwater–saltwater interface, rather than surface waterbodies.

Simple

Identification info

Date (Creation)
2012-06-30
Date (Publication)
2012-08-01
Date (Revision)
2021-12-22T00:42:16
Citation identifier
Geoscience Australia Persistent Identifier/https://pid.geoscience.gov.au/dataset/ga/146135

Identifier

Codespace

Digital Object Identifier

Cited responsible party
Role Organisation / Individual Name Details
Author

Ivkovic, K.

External Contact
Author

Marshall, S.

External Contact
Author

Morgan, L.

External Contact
Author

Werner, A.D.

External Contact
Author

Carey, H.

MEG Internal Contact
Author

Cook, S.

External Contact
Author

Sundaram, B.

MEG Internal Contact
Author

Norman, R.

External Contact
Author

Wallace, L.

MEG Internal Contact
Author

Caruana, L.

External Contact
Author

DixonJain, P.

MEG Internal Contact
Author

Simon, D.

External Contact
Publisher

National Water Commission

Issue identification

Waterlines Report Series No. 85

Purpose

This report was compiled and written to summarise the four-year (2008 to 2012) project assessing national vulnerability of groundwater in coastal aquifers to seawater intrusion. This project was funded by the National Water Commission (NWC) and was undertaken by Geoscience Australia in collaboration with the National Centre for Groundwater Research and Training, with support from Australian, state and territory governments. The original Waterlines report was published in pdf format on the website of the National Water Commission.

Status
Final
Point of contact
Role Organisation / Individual Name Details
Point of contact

Commonwealth of Australia (Geoscience Australia)

Voice
Point of contact

Lewis, S.

MEG Internal Contact
Resource provider

Minerals, Energy and Groundwater Division

External Contact
Spatial representation type
Topic category
  • Geoscientific information

Extent

Extent

N
S
E
W


Maintenance and update frequency
As needed

Resource format

Title

Product data repository: Various Formats

Website

Data Store directory containing the digital product files

Data Store directory containing one or more files, possibly in a variety of formats, accessible to Geoscience Australia staff only for internal purposes

theme.ANZRC Fields of Research.rdf
  • PHYSICAL SCIENCES

  • EARTH SCIENCES

  • ENVIRONMENTAL SCIENCES

Keywords
  • seawater intrusion

Keywords
  • national assessment

Keywords
  • coastal aquifers

Keywords
  • vulnerability assessment

Keywords
  • coastal hydrogeology

Keywords
  • National Water Commission

Keywords
  • Waterlines report

Keywords
  • National Centre for Groundwater Research and Training

Keywords
  • Published_External

Resource constraints

Title

Creative Commons Attribution 4.0 International Licence

Alternate title

CC-BY

Edition

4.0

Website

http://creativecommons.org/licenses/

Access constraints
License
Use constraints
License

Resource constraints

Title

Australian Government Security ClassificationSystem

Edition date
2018-11-01T00:00:00
Website

https://www.protectivesecurity.gov.au/Pages/default.aspx

Classification
Unclassified

Associated resource

Association Type
Informed
Title

A national-scale vulnerability assessment of seawater intrusion: literature review, data review and method development

Citation identifier
74650

Citation identifier
c8ef27d3-d933-4a84-e044-00144fdd4fa6

Website

https://pid.geoscience.gov.au/dataset/ga/74650

Link to eCat metadata record landing page

Associated resource

Association Type
Informed
Title

A national-scale vulnerability assessment of seawater intrusion: coastal aquifer typology

Citation identifier
74648

Citation identifier
c8da3ea2-0c90-701b-e044-00144fdd4fa6

Website

https://pid.geoscience.gov.au/dataset/ga/74648

Link to eCat metadata record landing page

Associated resource

Association Type
Informed
Title

A national-scale vulnerability assessment of seawater intrusion: First-order assessment of seawater intrusion for Australian case study sites

Citation identifier
74959

Citation identifier
ce55e2a3-f416-4d16-e044-00144fdd4fa6

Website

https://pid.geoscience.gov.au/dataset/ga/74959

Link to eCat metadata record landing page

Associated resource

Association Type
Informed
Title

A national-scale vulnerability assessment of seawater intrusion: Seawater intrusion vulnerability indexing - quantitative

Citation identifier
74958

Citation identifier
ce55e2a3-f415-4d16-e044-00144fdd4fa6

Website

https://pid.geoscience.gov.au/dataset/ga/74958

Link to eCat metadata record landing page

Associated resource

Association Type
Informed
Title

A national-scale vulnerability assessment of seawater intrusion: Vulnerability Factor Analysis

Citation identifier
74661

Citation identifier
c9a31b76-6723-721b-e044-00144fdd4fa6

Website

https://pid.geoscience.gov.au/dataset/ga/74661

Link to eCat metadata record landing page

Language
English
Character encoding
UTF8

Distribution Information

Distributor contact
Role Organisation / Individual Name Details
Distributor

Commonwealth of Australia (Geoscience Australia)

Voice
OnLine resource

Download the report (pdf) [1.9 MB]

Download the report (pdf) [1.9 MB]

Distribution format
  • pdf

Resource lineage

Statement

This summary report presents the key findings and outcomes of the four-year national seawater intrusion project. The work was a desk-top assessment compiling results from previous investigations, and applying new analysis and interpretation.

Metadata constraints

Title

Australian Government Security Classification System

Edition date
2018-11-01T00:00:00
Website

https://www.protectivesecurity.gov.au/Pages/default.aspx

Classification
Unclassified

Metadata

Metadata identifier
urn:uuid/b3b1bfd2-9b99-4676-b15e-e9bb43c075dd

Title

GeoNetwork UUID

Language
English
Character encoding
UTF8
Contact
Role Organisation / Individual Name Details
Point of contact

Commonwealth of Australia (Geoscience Australia)

Voice
Owner

Lewis, S

Geoscience Australia Internal Contact
Point of contact

Lewis, S.

MEG Internal Contact

Type of resource

Resource scope
Document
Name

Report

Alternative metadata reference

Title

Geoscience Australia - short identifier for metadata record with

uuid

Citation identifier
eCatId/146135

Metadata linkage

https://ecat.ga.gov.au/geonetwork/srv/eng/catalog.search#/metadata/5167d912-6784-4371-9938-3931e84ca6f1

Metadata linkage

https://ecat.ga.gov.au/geonetwork/srv/eng/catalog.search#/metadata/b3b1bfd2-9b99-4676-b15e-e9bb43c075dd

Metadata linkage

https://ecat.ga.gov.au/geonetwork/accessDenied.jsp/eng/catalog.search#/metadata/b3b1bfd2-9b99-4676-b15e-e9bb43c075dd

Date info (Creation)
2019-04-08T01:55:29
Date info (Revision)
2019-04-08T01:55:29

Metadata standard

Title

AU/NZS ISO 19115-1:2014

Metadata standard

Title

ISO 19115-1:2014

Metadata standard

Title

ISO 19115-3

Title

Geoscience Australia Community Metadata Profile of ISO 19115-1:2014

Edition

Version 2.0, September 2018

Citation identifier
https://pid.geoscience.gov.au/dataset/ga/122551

 
 

Spatial extent

N
S
E
W


Keywords

National Centre for Groundwater Research and Training National Water Commission Waterlines report coastal aquifers coastal hydrogeology national assessment seawater intrusion vulnerability assessment
theme.ANZRC Fields of Research.rdf
EARTH SCIENCES ENVIRONMENTAL SCIENCES PHYSICAL SCIENCES

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Associated resources

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