| Bore |
Registration Number (RN) of Bore |
|
| Sample_ID |
Sample identifier composed of Bore ID and sample date |
|
| Basin |
Geological basin |
|
| Aquifer |
Screened geological formation groundwater sample taken from |
| ? : indicates aquifer assigned with lower confidence
| No aquifer : indicates water sample not able to be obtained
| Unknown : indicates unnamed aquifer
|
| Bore_Depth_(m) |
Depth to which bore was drilled – metres below ground level |
|
| Screen_Start_(m) |
Depth of top of bore screen – metres below ground level |
|
| Screen_Finish_(m) |
Depth of bottom of bore screen – metres below ground level |
|
| Screen_Midpoint_(m) |
Depth of middle of bore screen – metres below ground level |
|
| Latitude |
Spatial coordinate Y-axis (GDA94) |
|
| Longitude |
Spatial coordinate X-axis (GDA94) |
|
| Sample_Date |
Date of sample collection GMT+9:30 (if time unknown displayed as 00:00) |
|
| Data_Custodian |
Party authorised to release and/or share the data asset |
| NTG: Northern Territory Government |
| Sample_type |
Water sample type |
| GW: Groundwater |
| Temperature (Field) oC |
Water temperature of sample measured at time of sampling (degrees Celsius) |
| -: indicates parameter not measured |
| pH (Field) |
(potential of hydrogen) a measure of how acidic or basic a sample is (scale 0 to 14) at time of sampling |
| -: indicates parameter not measured |
| pH (Lab) |
(potential of hydrogen) a measure of how acidic or basic sample is (scale 0 to 14) at time of analysis in laboratory |
| -: indicates parameter not measured |
| Electrical Conductivity (Field) (uS/cm) |
A measure of a samples ability to carry an electrical current (micro-Siemens per centimetre) as measured at time of sampling |
| -: indicates parameter not measured |
| Electrical Conductivity (Lab) (uS/cm) |
A measure of a samples ability to carry an electrical current (micro-Siemens per centimetre) as measured at time of analysis in laboratory |
| -: indicates parameter not measured |
| Dissolved Oxygen (Field) (mg/L) |
A measure of concentration of dissolved O in a sample (milligrams per Litre) |
| -: indicates parameter not measured |
| Total Dissolved Solids (mg/L) |
A measure of combined concentration of all organic and inorganic substances in a liquid in molecular, ionized or micro-granular suspended form (milligrams per Litre) |
| -: indicates parameter not measured |
| Bicarbonate (HCO3) (mg/L) |
A measure of concentration of dissolved HCO3 (milligrams per Litre) |
| -: indicates parameter not measured |
| Carbonate (CO3) (mg/L) |
A measure of concentration of dissolved CO3 (milligrams per Litre) |
| -: indicates parameter not measured |
| Total Alkalinity (meq/L) |
A measure of concentration of dissolved alkali (milli-equivalents per Litre) |
| -: indicates parameter not measured |
| Calcium (Ca) (mg/L) |
A measure of concentration of dissolved Ca (milligrams per Litre) |
| -: indicates parameter not measured |
| Magnesium (Mg) (mg/L) |
A measure of concentration of dissolved Mg (milligrams per Litre) |
| -: indicates parameter not measured |
| Potassium (K) (mg/L) |
A measure of concentration of dissolved K (milligrams per Litre) |
| -: indicates parameter not measured |
| Sodium (Na) (mg/L) |
A measure of concentration of dissolved Na (milligrams per Litre) |
| -: indicates parameter not measured |
| Chloride (Cl) (mg/L) |
A measure of concentration of dissolved Cl (milligrams per Litre) |
| -: indicates parameter not measured |
| Sulfate (SO4) (mg/L) |
A measure of concentration of dissolved SO4 (milligrams per Litre) |
| -: indicates parameter not measured |
| Bromide (Br-) (mg/L) |
A measure of concentration of dissolved Br- (milligrams per Litre) |
| -: indicates parameter not measured |
| Strontium (Sr) (Filtered) (mg/L) |
A measure of concentration of dissolved Sr (milligrams per Litre) |
| -: indicates parameter not measured |
| d18O_H2O (per mil) |
A measure of the ratio of dissolved 18O (oxygen-18 isotope) to H2O (water) (parts per thousand) |
| -: indicates parameter not measured |
| d2H_H2O (per mil) |
A measure of the ratio of dissolved 2H (deuterium or heavy hydrogen) to H2O (water) (parts per thousand) |
| -: indicates parameter not measured |
| d13C_DIC_primary (per mil) |
A measure of the ratio of dissolved 13C (carbon-13) to dissolved inorganic carbon (total concentration of CO2, HCO32- and CO32-) (parts per thousand) |
| -: indicates parameter not measured |
| d13C 1 sigma error (per mil) |
A measure of the standard deviation (1 sigma) of ratio of dissolved 13C (carbon-13) to 12C (carbon-12) from the mean value (parts per thousand) |
| -: indicates parameter not measured |
| pMC |
A measure of concentration of dissolved 14C (radiocarbon isotope) |
| pMC : percent modern carbon calculated by pMC = (ASN/Aabs) 100% = ASN [AON e λ(y-1950)]-1 100% where ASN is activity of sample normalized for fractionation using d13C, AON is 13C normalized activity of oxalic acid, Aabs is absolute 14C activity of the sample, y is year of measurement of oxalic acid | -: indicates parameter not measured |
| pMC 1 sigma error |
A measure of the standard deviation (1 sigma) of concentration of dissolved 14C (radiocarbon isotope) from the mean value |
| -: indicates parameter not measured |
| ∆14C (%) |
A measure of the ratio of dissolved 14C in a sample compared to current (modern) 14C concentrations (percentage). |
| ∆ : (delta) – change in values
| -: indicates parameter not measured
|
| ∆14C error (%) |
A measure of the potential error margin of the ratio of dissolved 14C in a sample compared to current (modern) 14C concentrations (percentage) |
| -: indicates parameter not measured |
