Variable Details Bore ID 5135 10839 11865 12890 13647 Sample date 2007 1985 2007 2007 – Distance from 9.7 7.84 2.4 km 7.0 5.7 spring complex (kilometres) Potential source Doncaster Wallumbilla Doncaster Doncaster Doncaster aquifers Member / Formation Member / Member / Member / Wyandra Wyandra Wyandra Wyandra Sandstone Sandstone Sandstone Sandstone Screens (metres) Perforated - - – – casing (70.1) Year drilled 1936 1947 1974 1955 1974 Standing water 64.2 (1974) 61.3 (1985) 53.1 (1985) – – level (natural surface elevation) Total depth 260 70.1 209.7 236.2 180.4 (metres) Surface elevation 172 160 177 – – Facility type Artesian bore Artesian bore Artesian bore Artesian bore Artesian bore / controlled / controlled / controlled / controlled / controlled flow flow flow flow flow Facility status Existing Abandoned Existing Existing Existing and destroyed Physicochemical parameters EC (µS/cm) 837 800 835 771 – pH (field/lab) 8.1 8.2 8.2 8.2 – Temperature (°C) 43.2 42 43 40 – Chemical parameters (milligrams/litre) Dissolved oxygen – – – – – TDS – – – – – TSS 498 445.27 493 461 – Sodium (Na) 194 170 191 178 – Potassium (K) 1.6 1.7 1.8 1.5 – Calcium (Ca) 3.6 5 3.3 3.8 – Magnesium (Mg) 0.01 0.2 0.2 0.1 – Chlorine (Cl) 74 85 88 74 – Sulfate (SO4) 1 3.8 1 1 – Total alkalinity 337 264 312 304 – (calcium carbonate)
Variable Details Bore ID 5135 10839 11865 12890 13647 Sample date 2007 – 1985 2007 2007 Distance from spring complex (kilometres) 9.7 7.84 2.4 km 7.0 5.7 Potential source aquifers Doncaster Member / Wyandra Sandstone Wallumbilla Formation Doncaster Member / Wyandra Sandstone Doncaster Member / Wyandra Sandstone Doncaster Member / Wyandra Sandstone Screens (metres) – Perforated casing (70.1) – - - Year drilled 1936 1947 1974 1955 1974 Standing water level (natural surface elevation) – – 64.2 (1974) 61.3 (1985) 53.1 (1985) Total depth (metres) 260 70.1 209.7 236.2 180.4 Surface elevation – – 172 160 177 Facility type Artesian bore / controlled flow Artesian bore / controlled flow Artesian bore / controlled flow Artesian bore / controlled flow Artesian bore / controlled flow Facility status Existing Abandoned and destroyed Existing Existing Existing Physicochemical parameters EC (µS/cm) 837 – 800 835 771 pH (field/lab) 8.1 – 8.2 8.2 8.2 Temperature (°C) 43.2 – 42 43 40 Chemical parameters (milligrams/litre) Dissolved oxygen – – – – – TDS – – – – – TSS 498 – 445.27 493 461 Sodium (Na) 194 – 170 191 178 Potassium (K) 1.6 – 1.7 1.8 1.5 Calcium (Ca) 3.6 – 5 3.3 3.8 Magnesium (Mg) 0.01 – 0.2 0.2 0.1 Chlorine (Cl) 74 – 85 88 74 Sulfate (SO4) 1 – 3.8 1 1 Total alkalinity (calcium carbonate) 337 – 264 312 304