Geochemical data and maps available include data from the Tellus project (stream sediment, stream water, shallow topsoil, deeper topsoil) and data from the European Geochemical Soil Analysis project GEMAS.
Tellus coverage blocks
G1: Tellus Border
G2: Leinster, South East Ireland
G3: Tellus West
G4: Tellus North Midlands (West)
G5: Tellus North Midlands
Tellus data
Stream Sediment 'C'
Stream Water 'W'
Shallow Topsoil 'A'
Deeper Topsoil 'S'
Other data
Dublin SURGE Project
GEMAS
Lithogeochemistry
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 | Sample media: <150 µm fraction stream sediment 'C' Coverage: Survey areas G1, G2, G3 and G4 (FA ICP-MS only). Including counties Donegal, Sligo, Leitrim, Cavan, Monaghan, Louth, Mayo, Galway, Roscommon, Clare, Tipperary, Waterford, Kilkenny, Carlow, Wexford, Wicklow, Kildare, Dublin. Analytical methods: Laboratory tests are for multi-element total analyses of major, minor and trace elements by X-ray fluorescence spectrometry (XRFS); and for gold, palladium and platinum precious metals by lead-collection fire assay fusion with analysis by inductively coupled plasma mass spectrometry (ICP-MS). Survey years: 2011-2017 Data release notes |
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| Data Download | link to zip file (144 MB) |
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| Report | link to PDF (379 MB) (users may experience a delay in downloading due to size of report) |
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| Factsheets | link to stream sediment factsheets (redirect to Tellus website dedicated page) |
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| Periodic Table | link to stream sediment periodic table |
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| Map Viewer | link to online viewer (select stream sediment, stream water, shallow topsoil or deeper topsoil tab) |
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 | Dataset: Lithium in Stream Sediments Southeast Ireland Coverage: Survey areas G2. Including Carlow, Dublin, Kildare, Kilkenny, Tipperary, Waterford, Wexford, Wicklow. Analytical methods: Lithium was analysed using the AAS technique Survey years: 1986-1990 |
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| Data Download | link to zip file (Excel file) |
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| Report | link to PDF |
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 | Sample media: <0.45 µm filtered stream water 'W' Coverage: Survey areas G1, G3 and G4. Including counties Donegal, Sligo, Leitrim, Cavan, Monaghan, Louth, Mayo, Galway, Clare, Tipperary, Waterford, Kilkenny, Carlow, Wexford, Wicklow, Kildare, Dublin. Analytical methods: Field determinations are of pH, specific electrical conductance, and total alkalinity to assess bicarbonate concentration. Laboratory tests are for anions by ion chromatography (IC); multi-element major, minor and trace elements by inductively coupled plasma mass spectrometry (ICP-MS); and non-purgeable organic carbon (NPOC). Survey years: 2011-2017 Data release notes |
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| Data Download | link to zip file (161 MB) |
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| Report | link to PDF (351 MB) (users may experience a delay in downloading due to size of report) |
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| Factsheets | link to stream water factsheets (redirect to Tellus website dedicated page) |
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| Periodic Table | link to stream water periodic table |
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| Map Viewer | link to online viewer (select stream sediment, stream water, shallow topsoil or deeper topsoil tab) |
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| Type | Access |
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 | Sample media: <2 mm fraction soil up to 0.20 m depth 'A' Coverage: Survey areas G1, G3 and Dublin/Galway periurban. Including counties Donegal, Sligo, Leitrim, Cavan, Monaghan, Louth, Mayo, Galway, Dublin, Meath, Kildare, Wicklow. Analytical methods: Laboratory tests comprise: soil pH (CaCl2); loss-on-ignition at 450°C; multi-element total analyses of major, minor and trace elements by X-ray fluorescence spectrometry (XRFS); and multi-element partial extract analyses of major, minor and trace elements by aqua regia digestion with an ICP finish. Survey years: 2011-2017 Data release notes |
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| Data Download | link to zip file (4.4 MB) |
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| Reports | link to PDF (1GB) (users may experience a delay in downloading due to size of report) |
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| Factsheets | link to shallow topsoil factsheets (redirect to Tellus website dedicated page) |
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| Periodic Table | link to shallow topsoil periodic table |
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| Map Viewer | link to online viewer (select stream sediment, stream water, shallow topsoil or deeper topsoil tab) |
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 | Coverage: Survey area G5 North Midlands. Including counties Dublin, Kildare, Meath, Westmeath, Longford, Roscommon, Offaly, Mayo and Galway. Data Release Notes |
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| Data Download | Link to zip file (2 MB) |
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| QC Data Report | Link to PDF (21.3 MB) |
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| QC and EDA Data Package | Link to zip file (525 MB) |
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| Map Booklet | Link to PDF (18.8 MB) |
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Data files updated June 2021.
| Type | Access |
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 | Sample media: <2 mm fraction soil up to 0.50 m depth 'S' Coverage: Survey areas G1, G3 and Dublin/Galway periurban. Including counties Donegal, Sligo, Leitrim, Cavan, Monaghan, Louth, Mayo, Galway, Dublin, Meath, Kildare, Wicklow. Analytical methods: Laboratory tests comprise: soil pH (CaCl2); loss-on-ignition at 450°C; multi-element total analyses of major, minor and trace elements by X-ray fluorescence spectrometry (XRFS); and multi-element partial extract analyses of major, minor and trace elements by aqua regia digestion with an ICP finish. Survey years: 2011-2017 Data release notes |
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| Data Download | link to zip file (275.8 MB) |
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| QC Data Report | link to PDF (39 MB) |
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| QC and EDA Data Package | link to zip file (317.9 MB) |
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| Periodic Table | link to PDF (11.9 MB) |
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| Map Viewer | link to online viewer (select stream sediment, stream water, shallow topsoil or deeper topsoil tab) |
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 | Coverage: Survey area G5 North Midlands. Including counties Dublin, Kildare, Meath, Westmeath, Longford, Roscommon, Offaly, Mayo and Galway. Survey years: 2017 -2019 Data release notes |
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| Data Download | Link to zip file (2 MB) |
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| QC Data Report | Link to PDF (21 MB) |
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| QC and EDA Data Package | Link to zip file (508 MB) |
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| Map Booklet | Link to PDF (19.6 MB) |
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Dublin Soil Urban Geochemistry Project
| Type | Access |
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 | Sample media: <2 mm fraction soil between 0 - 10 cm depth. Coverage: Greater Dublin area. Analytical methods: Laboratory tests comprise: inorganic elements determined by inductively coupled plasma atomic emission spectrometry (ICP-AES) and cold-vapor atomic absorption spectrometer (CV-AAS) (mercury (Hg) only); organic pollutants Polycyclic aromatic hydrocarbons (PAHs) and polychlorinated biphenyls (PCBs) determined using gas chromatography – mass spectrometry (GC-MS) and gas chromatography – electron capture detector (GC-ECD), respectively. Survey years: 2009 Data release notes |
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| SURGE Data download (Excel file) | link to zip file (0.98 MB)
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| SURGE Report | link to publication page
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| Dublin Historic Industry Database download (Excel file) | link to zip file (239KB)
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| Dublin Historic Industry Database report | link to publication page |
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| Map viewer | link to online viewer (Select Urban Soils) |
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Geochemical Mapping of Agricultural and Grazing Land Soil of Europe.
Historic multielement geochemical data from samples collected in the period 1972 – 1994
| Type | Access |
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| Sample media: Rock samples Coverage: Survey areas G2. Including Carlow, Dublin, Kildare, Kilkenny, Tipperary, Waterford, Wexford, Wicklow. Analytical methods: Samples were analysed by three techniques: X-Ray fluorescence spectrometry (XRFS) for major elements, Induced neutron activation analysis (INAA) for 33, mostly trace, elements and Atomic Absorption Spectrophotometry (AAS) for 9 trace elements and Fe. Survey years: 1972–1994 |
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| Data Download | link to zip file (Excel) |
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| Report | link to PDF |
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