sampling point
Downstream Coldwaltham Stw Eqsd
Description | DOWNSTREAM OF COLDWALTHAM STW EQSD, WEST SUSSEX |
---|---|
Sampling point ID | SO-G0006533 |
Type | Freshwater – Unspecified |
Status | open |
Location |
easting northing: 502185 115382 lat lon: 50.928847, -0.547341 |
Area | Solent And South Downs |
Sub-Area | L&W East Ssd |
Summary | 32 samples taken between 2019 and 2012 |
Determinands
Determinands identify a property which can be measured on a sample or the sampling environment, together with the units in which the result of that measurement will be expressed.
19 determinands have been measured at this site
- Alky pH 4.5
- Ammonia(N)
- CHLOROPHYLL
- Chloride Ion
- Cond @ 25C
- Fe- Filt
- N Oxidised
- NH3 un-ion
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- Phosphorus-P
- SiO2 Rv
- Sld Sus@105C
- Temp Water
- TurbidityNTU
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 32 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 20 Mar 2018 to 25 Feb 2019
Samples from 12 Feb 2016 to 14 Feb 2018
Notation | Determinand | Units | 12 Feb 2016 11:07 | 17 Jun 2016 11:43 | 7 Jul 2016 15:01 | 5 Oct 2016 12:35 | 6 Jan 2017 10:08 | 31 Aug 2017 13:30 | 26 Oct 2017 13:41 | 9 Nov 2017 13:44 | 9 Jan 2018 14:21 | 14 Feb 2018 13:39 |
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0061 | pH | 7.43 | 7.82 | 7.85 | 8.01 | 7.9 | ||||||
0076 | Temperature of Water | °C | 15.8 | 13.9 | 8.5 | 6.8 | 4.8 | |||||
0077 | Conductivity at 25 C | μs/cm | 551 | 468 | 486 | 354 | 365 | |||||
0111 | Ammoniacal Nitrogen as N | mg/l | 0.052 | 0.065 | 0.103 | 0.08 | 0.126 | |||||
0116 | Nitrogen, Total Oxidised as N | mg/l | 5.8 | 4.44 | 6.52 | 3.46 | 3.48 | |||||
0117 | Nitrate as N | mg/l | 5.78 | 4.4 | 6.48 | 3.44 | 3.45 | |||||
0118 | Nitrite as N | mg/l | 0.0189 | 0.0395 | 0.0442 | 0.0242 | 0.0283 | |||||
0119 | Ammonia un-ionised as N | mg/l | 0.0004 | 0.00105 | 0.0012 | 0.00115 | 0.00125 | |||||
0135 | Solids, Suspended at 105 C | mg/l | 19 | 20.9 | 10.2 | 18.4 | 56.3 | |||||
0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 160 | 115 | 126 | 107 | 95 | |||||
0172 | Chloride | mg/l | 32.9 | 29.7 | 38 | 24.8 | 31.9 | |||||
0180 | Orthophosphate, reactive as P | mg/l | 0.156 | 0.178 | 0.18 | 0.106 | 0.143 | |||||
0182 | Silica, reactive as SiO2 | mg/l | 11.1 | 12.8 | 13 | 12.1 | 9.79 | |||||
6396 | Turbidity | ntu | 15.2 | 15.5 | 9.6 | 20.3 | 63.4 | |||||
6460 | Iron, Dissolved | μg/l | 101 | < 100 | < 100 | 122 | 186 | |||||
9901 | Oxygen, Dissolved, % Saturation | % | 67.4 | 71.2 | 83.2 | 81.2 | 92.4 | |||||
9924 | Oxygen, Dissolved as O2 | mg/l | 6.66 | 7.33 | 9.71 | 9.89 | 11.8 |