SQ20184 - Ashburton Lakes LAKE CLEARWATER, MID LAKE

Results for Sample ID 2300099 taken 16-Jan 2003 11:20am
Measurement Value Units
Air Temperature 23.0 deg C
Ammoniacal Nitrogen 0.038 mg/L
Chlorophyll a (planktonic) 2.3000 ug/L
Conductivity 5.0 mS/m
Dissolved Oxygen 14.040 mg/L
Dissolved Oxygen Saturation 146.200 %
Dissolved Reactive Phosphorus 0.0050 mg/L
Nitrate-N Nitrite-N 0.005 g/m3
Secchi Disk 3.500 m
Total Nitrogen 0.180 g/m3
Total Phosphorus 0.011 g/m3
Total Suspended Solids 1.900 mg/L
Turbidity 1.0 NTU
Water Temperature (Field) 17.1 C
Results for Sample ID 2207321 taken 20-Dec 2002 11:15am
Measurement Value Units
Air Temperature 21.0 deg C
Ammoniacal Nitrogen 0.018 mg/L
Chlorophyll a (planktonic) 1.7000 ug/L
Conductivity 5.0 mS/m
Dissolved Oxygen 12.630 mg/L
Dissolved Oxygen Saturation 125.600 %
Dissolved Reactive Phosphorus 0.0010 mg/L
Nitrate-N Nitrite-N 0.014 g/m3
Secchi Disk 4.400 m
Total Nitrogen 0.200 g/m3
Total Phosphorus <0.008 g/m3
Total Suspended Solids 2.800 mg/L
Turbidity 0.5 NTU
Water Temperature (Field) 14.8 C
Results for Sample ID 2206948 taken 21-Nov 2002 10:20am
Measurement Value Units
Absorbance at 270 nm 0.057 -
Absorbance at 400 nm 0.007 AU
Air Temperature 17.0 deg C
Ammoniacal Nitrogen 0.078 mg/L
Chlorophyll a (planktonic) 0.5000 ug/L
Conductivity 5.0 mS/m
Dissolved Organic Carbon 2.900 mg/L
Dissolved Oxygen 9.870 mg/L
Dissolved Oxygen Saturation 98.800 %
Dissolved Reactive Phosphorus 0.0020 mg/L
Nitrate-N Nitrite-N 0.015 g/m3
Secchi Disk 3.700 m
Total Nitrogen 0.470 g/m3
Total Phosphorus 0.012 g/m3
Total Suspended Solids 2.000 mg/L
Turbidity 0.6 NTU
Water Temperature (Field) 13.0 C
Results for Sample ID SCY980976 taken 20-Apr 1998 10:45am
Measurement Value Units
Air Temperature 12.0 deg C
Ammoniacal Nitrogen 0.017 mg/L
Chlorophyll a (planktonic) 2.7000 ug/L
Conductivity 6.1 mS/m
Dissolved Oxygen 11.000 mg/L
Dissolved Oxygen Saturation 97.900 %
Dissolved Reactive Phosphorus 0.0040 mg/L
Nitrate-N Nitrite-N <0.010 g/m3
Secchi Disk 3.500 m
Total Nitrogen 0.930 g/m3
Total Phosphorus 0.013 g/m3
Turbidity 0.8 NTU
Water Temperature (Field) 10.1 C
Results for Sample ID SCY971777 taken 16-Oct 1997 10:45am
Measurement Value Units
Air Temperature 17.0 deg C
Ammoniacal Nitrogen 0.006 mg/L
Chlorophyll a (planktonic) 3.1000 ug/L
Conductivity 4.8 mS/m
Dissolved Oxygen 7.870 mg/L
Dissolved Oxygen Saturation 72.400 %
Dissolved Reactive Phosphorus <0.0030 mg/L
Nitrate-N Nitrite-N 0.005 g/m3
Secchi Disk 3.250 m
Total Nitrogen 0.260 g/m3
Total Phosphorus 0.021 g/m3
Turbidity 0.6 NTU
Water Temperature (Field) 11.5 C
Results for Sample ID SCY973548 taken 18-Mar 1997 11:05am
Measurement Value Units
Ammoniacal Nitrogen 0.006 mg/L
Chlorophyll a (planktonic) 1.0000 ug/L
Conductivity 4.7 mS/m
Dissolved Oxygen 10.900 mg/L
Dissolved Oxygen Saturation 102.000 %
Dissolved Reactive Phosphorus <0.0030 mg/L
Nitrate-N Nitrite-N 0.011 g/m3
Secchi Disk 3.500 m
Total Nitrogen 0.380 g/m3
Total Phosphorus 0.011 g/m3
Turbidity 0.7 NTU
Water Temperature (Field) 12.0 C
Results for Sample ID CQ962216 taken 25-Mar 1996 12:00pm
Measurement Value Units
Air Temperature 16.0 deg C
Ammoniacal Nitrogen 0.010 mg/L
Chlorophyll a (planktonic) 1.9000 ug/L
Dissolved Oxygen 10.600 mg/L
Dissolved Oxygen Saturation 104.000 %
Dissolved Reactive Phosphorus <0.0030 mg/L
Nitrate-N Nitrite-N <0.010 g/m3
Secchi Disk 4.000 m
Total Kjeldahl Nitrogen 0.220 mg/L
Total Phosphorus 0.009 g/m3
Turbidity 0.7 NTU
Water Temperature (Field) 13.1 C
Results for Sample ID CQ953616 taken 01-Nov 1995 10:50am
Measurement Value Units
Air Temperature 7.0 deg C
Ammoniacal Nitrogen 0.014 mg/L
Chlorophyll a (planktonic) 1.3000 ug/L
Conductivity 5.0 mS/m
Dissolved Oxygen 10.000 mg/L
Dissolved Oxygen Saturation 95.500 %
Dissolved Reactive Phosphorus 0.0030 mg/L
Nitrate-N Nitrite-N <0.010 g/m3
Secchi Disk 4.500 m
Total Kjeldahl Nitrogen 0.330 mg/L
Total Phosphorus 0.017 g/m3
Turbidity 0.8 NTU
Water Temperature (Field) 11.9 C
Results for Sample ID CQ951102 taken 28-Apr 1995 11:00am
Measurement Value Units
Air Temperature 12.0 deg C
Ammoniacal Nitrogen 0.009 mg/L
Conductivity 36.6 mS/m
Dissolved Oxygen 8.500 mg/L
Dissolved Reactive Phosphorus <0.0030 mg/L
Nitrate-N Nitrite-N <0.010 g/m3
Secchi Disk 3.500 m
Total Kjeldahl Nitrogen 0.400 mg/L
Total Phosphorus 0.009 g/m3
Turbidity 1.5 NTU
Water Temperature (Field) 11.3 C
Results for Sample ID CQ942460 taken 27-Sep 1994 12:09pm
Measurement Value Units
Air Temperature 16.0 deg C
Ammoniacal Nitrogen 0.005 mg/L
Conductivity 30.0 mS/m
Dissolved Oxygen 11.900 mg/L
Dissolved Oxygen Saturation 100.000 %
Dissolved Reactive Phosphorus 0.0040 mg/L
Nitrate-N Nitrite-N <0.010 g/m3
Secchi Disk 2.500 m
Total Kjeldahl Nitrogen 0.270 mg/L
Total Phosphorus 0.010 g/m3
Water Temperature (Field) 7.50 C