Brief description
Geoscience Australia and its predecessors have analysed hydrochemistry of water sampled from boreholes (both pore water and groundwater), surface features, and rainwater. Sampling was undertaken during drilling or monitoring projects, and this dataset represents a significant subset of stored analyses. Water chemistry including isotopic data is essential to better understand groundwater origins, ages and dynamics, processes such as recharge and inter-aquifer connectivity and for informing conceptual and numerical groundwater models. This GA dataset underpins a nationally consistent data delivery tool and web-based mapping to visualise, analyse and download groundwater chemistry and environmental isotope data. This dataset is a spatially-enabled groundwater hydrochemistry database based on hydrochemistry data from projects completed in Geoscience Australia. The database includes information on physical-chemical parameters (EC, pH, redox potential, dissolved oxygen), major and minor ions, trace elements, nutrients, pesticides, isotopes and organic chemicals. Basic calculations for piper plots colours are derived from Peeters, 2013 - A Background Color Scheme for Piper Plots to Spatially Visualize Hydrochemical Patterns - Groundwater, Volume 52(1)Lineage
Maintenance and Update Frequency: continual
Statement: The data resides in the enterprise database environment and has been sourced from a variety of places including (but not limited to) internal GA sampling programs, Mineral and Petroleum Exploration companies, State Geological Surveys and Water Authorities.
The information contained within this dataset has been selected from the GA corporate data with the following business logic applied: a.Security rating of the data is open file b.Only active records are included c.Only Australian Records are included d.A decision was made to allocate coordinates from its parent sample or borehole to provide a spatial reference.
Notes
PurposeProvide government, industry and the community with consistent and transparent access to hydrochemistry analyses data held in Geoscience Australia databases.
Created: 07 06 2016
Issued: 23 06 2020
text: westlimit=112.00; southlimit=-44.00; eastlimit=155.00; northlimit=-9.00; projection=GDA94 (EPSG:4283)
Subjects
Earth Sciences |
Environmental Sciences |
Exploring for the Future |
Geochemistry |
GEOSCIENCES Geochemistry |
GEOSCIENCES Hydrogeology |
Geochemistry Not Elsewhere Classified |
HVC_144638 |
Hydrogeology |
Inorganic Geochemistry |
Organic Geochemistry |
Published_External |
hydrochemistry |
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Identifiers
- DOI : 10.26186/100521
- URI : pid.geoscience.gov.au/dataset/ga/100521
- global : 248d8db4-b15f-454d-ae05-fd58b9eee6a2