| RN |
Registered bore number |
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| Lat |
Latitudinal coordinate position |
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| Lon |
Longitudinal coordinate position |
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| Type |
Water sample type |
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| Date |
Date sample taken |
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| Sample time |
Time sample taken |
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| Property |
Pastoral lease property |
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| Aquifer |
Screened geological formation groundwater sample taken from |
|Lower Cambrian Limestone Aquifer : Tindall Limestone
|Antrim Plateau Volcanics : Kalkarindji Suite Volcanics |
| Screen mid (mbgs) |
Depth of middle of bore screen – metres below ground surface |
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| Ca (mg/L) |
A measure of concentration of dissolved calcium (milligrams per Litre) |
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| Mg (mg/L) |
A measure of concentration of dissolved magnesium (milligrams per Litre) |
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| Na (mg/L) |
A measure of concentration of dissolved sodium (milligrams per Litre) |
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| K (mg/L) |
A measure of concentration of dissolved potassium (milligrams per Litre) |
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| Cl (mg/L) |
A measure of concentration of dissolved chloride (milligrams per Litre) |
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| SO4 (mg/L) |
A measure of concentration of dissolved sulphate (milligrams per Litre) |
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| Total Alkalinity as CaCO3 |
A measure of concentration of dissolved calcium carbonate (milli-equivalents per Litre) |
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| HCO3- (mg/L) |
A measure of concentration of dissolved bicarbonate (milligrams per Litre) |
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| CO32- (mg/L) |
A measure of concentration of dissolved carbonate (milligrams per Litre) |
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| pH |
(potential of hydrogen) a measure of how acidic or basic a sample is (scale 0 to 14) at time of sampling |
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| EC (µS/cm) |
A measure of a samples ability to carry an electrical current (micro-Siemens per centimetre) as measured at time of sampling |
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| TDS (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) |
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| Temp °C |
Water temperature of sample measured at time of sampling (degrees Celsius) |
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| As (mg/L) |
A measure of concentration of dissolved arsenic (milligrams per Litre) |
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| Be (mg/L) |
A measure of concentration of dissolved beryllium (milligrams per Litre) |
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| Ba (mg/L) |
A measure of concentration of dissolved barium (milligrams per Litre) |
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| Cd (mg/L) |
A measure of concentration of dissolved cadmium (milligrams per Litre) |
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| Cr (mg/L) |
A measure of concentration of dissolved chromium (milligrams per Litre) |
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| Co (mg/L) |
A measure of concentration of dissolved cobalt (milligrams per Litre) |
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| Cu (mg/L) |
A measure of concentration of dissolved copper (milligrams per Litre) |
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| Pb (mg/L) |
A measure of concentration of dissolved lead (milligrams per Litre) |
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| Mn (mg/L) |
A measure of concentration of dissolved manganese (milligrams per Litre) |
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| Ni (mg/L) |
A measure of concentration of dissolved nickel (milligrams per Litre) |
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| Se (mg/L) |
A measure of concentration of dissolved selenium (milligrams per Litre) |
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| V (mg/L) |
A measure of concentration of dissolved vanadium (milligrams per Litre) |
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| Zn (mg/L) |
A measure of concentration of dissolved zinc (milligrams per Litre) |
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| B (mg/L) |
A measure of concentration of dissolved boron (milligrams per Litre) |
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| Hg (mg/L) |
A measure of concentration of dissolved mercury (milligrams per Litre) |
|
| δ18O VSMOW (‰) |
A measure of the stable isotope of oxygen, presented as difference to a standard value (per mille). |
| VSMOW : Vienna Standard Mean Ocean Water, the standards against which stable isotopes of water (2H and 18O) are presented. |
| δ2H VSMOW (‰) |
A measure of the stable isotope of hydrogen, presented as difference to a standard value (per mille). |
| VSMOW : Vienna Standard Mean Ocean Water, the standards against which stable isotopes of water (2H and 18O) are presented. |
| 2H excess, d |
A measure of the concentration of excess deuterium (heavy hydrogen) in sample |
|
| Activity (TU) |
A measure of the concentration of tritium 3H (tritium units) in sample |
| TU : tritium units, where 1 TU = 1 atom of tritium per 10^18 atoms of hydrogen |
| Activity (±TU) |
A measure of the potential upper and lower error margin limits of the concentration of tritium 3H (tritium units) in sample |
| TU : tritium units, where 1 TU = 1 atom of tritium per 10^18 atoms of hydrogen |
| 3H Residence time, lower (y) |
The shortest potential groundwater residence time estimate based on the measured concentration of tritium (3H) in the sample (years) |
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| 3H Residence time, upper (y) |
The longest potential groundwater residence time estimate based on the measured concentration of tritium (3H) in the sample (years) |
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| 3H Mean residence time (y) |
The average groundwater residence time estimate based on the measured concentration of tritium (3H) in the sample (years) |
|
| d13C (‰) |
A measure of the ratio of dissolved carbon-13 to carbon-12 (two stable isotopes of carbon) (percentage) |
|
| 14C (pmC) |
A measure of concentration of dissolved carbon-14 (radiocarbon isotope) |
| pMC : percent modern carbon |
| 14C (±pmC) |
A measure of the potential upper and lower error margins of concentration of dissolved carbon-14 (radiocarbon isotope) from the measured value |
| pMC : percent modern carbon |
| Uncorrected 14C age |
A measure of the uncorrected age of dissolved carbon-14, a radioactive isotope of carbon |
|
| age ± |
A measure of the potential upper and lower uncorrected age limits of dissolved carbon-14 (radiocarbon isotope) |
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| 14C age (rounded) |
A measure of the uncorrected age of dissolved carbon-14 (radiocarbon isotope) rounded to the nearest 10 |
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| ± (rounded) |
A measure of the potential upper and lower uncorrected age limits of dissolved carbon-14 (radiocarbon isotope) rounded to the nearest 10 |
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| Pearson q |
A correlation coefficient calculated by the formula q = (d13C--2)/(-24--2) |
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| Pearson A0 |
A correlation coefficient calculated by the formula A0 = q x 100 |
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| 36Cl/Cl (x10-15) |
A measure of the ratio of dissolved chlorine-36 to total non-radioactive chloride in the sample multiplied by 10^-15 |
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| 36Cl/Cl (x10-15) error |
A measure of the potential error margin of the ratio of concentration of dissolved chlorine-36 to total dissolved chloride in the sample multiplied by 10^-15 |
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| 36Cl age assuming weighted ave input 36Cl |
An estimate of the sample age using a volume-weighted mean chlorine-36 input value |
|
| 36Cl age assuming max GW value as input 36Cl |
An estimate of the maximum sample age using chlorine-36 as an input value |
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| CDU Sample ID |
Unique sample identifier code |
| CDU : Charles Darwin University |
| Date From |
Start of rainfall period sampled |
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| Date to |
End of rainfall period sampled |
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| Average date |
Middle of rainfall period |
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| Average rainfall (mm/d) |
Average rainfall total over sample period (millimetres per day) |
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| Sample ID |
Reference rainfall sample |
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| Date from |
Start of rainfall period sampled |
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| Date to |
End of rainfall period sampled |
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| Volume (L) |
Total volume of rainfall collected for sample (litres) |
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| 36Cl/Cl (x10-15) |
A measure of the ratio of dissolved chlorine-36 to total non-radioactive chloride in a sample multiplied by 10^-15 |
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| Error |
A measure of the potential error margin of the ratio of dissolved chlorine-36 to total dissolved chloride in a sample multiplied by 10^-15 |
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