sampling point
Hall Lane Somersham Water Course
| Description | HALL LANE SOMERSHAM WATER COURSE |
|---|---|
| Sampling point ID | AN-GIP169 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 608486 248907 lat lon: 52.099192, 1.042502 |
| Area | Essex Norfolk And Suffolk |
| Sub-Area | Norfolk & Suffolk Team Sub Area |
| Summary | 57 samples taken between 2021 and 2013 |
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.
16 determinands have been measured at this site
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- Cond @ 25C
- Cypermethrin
- Mecoprop
- N Oxidised
- NH3 un-ion
- NO FLOW/SAMP
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- Temp Water
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 57 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 3 Nov 2020 to 20 Aug 2021
| Notation | Determinand | Units | 3 Nov 2020 09:12 | 4 Dec 2020 11:41 | 8 Jan 2021 08:40 | 18 Feb 2021 08:19 | 15 Mar 2021 11:16 | 15 Apr 2021 09:27 | 5 May 2021 08:42 | 15 Jun 2021 12:02 | 14 Jul 2021 10:25 | 20 Aug 2021 09:27 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 8.19 | 8.16 | 8.51 | 8.43 | 8.58 | 8.52 | 8.4 | 7.99 | |||
| 0076 | Temperature of Water | °C | 9.3 | 6.1 | 2.9 | 5.6 | 7.5 | 4 | 7.4 | 15.9 | ||
| 0077 | Conductivity at 25 C | μs/cm | 852 | 601 | 826 | 781 | 869 | 1046 | 903 | 836 | ||
| 0085 | BOD : 5 Day ATU | mg/l | 1.7 | 2.4 | 1.7 | 1.3 | 3.1 | 2.4 | 3.3 | 2.6 | ||
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | 0.085 | 0.05 | 0.12 | 0.041 | < 0.03 | 0.11 | 0.066 | ||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 17 | 17 | 17 | 10 | 9.9 | 15 | 9.3 | 7.1 | ||
| 0117 | Nitrate as N | mg/l | 17 | 17 | 17 | 9.95 | 9.78 | 14.9 | 9.17 | 7.06 | ||
| 0118 | Nitrite as N | mg/l | 0.039 | 0.022 | 0.044 | 0.055 | 0.12 | 0.12 | 0.13 | 0.043 | ||
| 0119 | Ammonia un-ionised as N | mg/l | < 0.00052 | 0.00116 | 0.00054 | 0.00158 | 0.00062 | < 0.00035 | 0.00166 | 0.00181 | ||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 230 | 170 | 240 | 250 | 230 | 270 | 200 | 240 | ||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.73 | 0.18 | 0.18 | 0.17 | 0.59 | 1.7 | 1.6 | 1.7 | ||
| 7668 | No flow /No sample | 0 | 0 | |||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 90.7 | 91.6 | 95.6 | 96.7 | 114.5 | 101.3 | 91.5 | 77.8 | ||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 10.4 | 11.4 | 12.9 | 12.1 | 13.7 | 13.3 | 11 | 7.68 |
Samples from 14 Aug 2019 to 8 Oct 2020
| Notation | Determinand | Units | 14 Aug 2019 12:52 | 2 Sep 2019 10:23 | 8 Oct 2019 11:31 | 13 Nov 2019 12:47 | 2 Dec 2019 12:03 | 9 Jan 2020 09:43 | 7 Feb 2020 08:02 | 27 Feb 2020 10:58 | 5 Mar 2020 09:30 | 8 Oct 2020 10:05 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.99 | 8.37 | 8.44 | 8.36 | 8.38 | 8.46 | 8.45 | 8 | |||
| 0076 | Temperature of Water | °C | 13.1 | 6.9 | 4.9 | 9.6 | 2.2 | 4.3 | 5.8 | 13.4 | ||
| 0077 | Conductivity at 25 C | μs/cm | 533 | 800 | 848 | 961 | 929 | 1172 | 868 | 651 | ||
| 0085 | BOD : 5 Day ATU | mg/l | 1.2 | 1.12 | 1.3 | 1 | 1.2 | 1.2 | 1.3 | |||
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | < 0.03 | 0.037 | 0.13 | 0.032 | 0.44 | < 0.03 | |||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 4.4 | 14.4 | 13 | 14 | 14 | 11 | 11 | |||
| 0117 | Nitrate as N | mg/l | 4.34 | 14.4 | 13 | 13.7 | 14 | 10.9 | 11 | |||
| 0118 | Nitrite as N | mg/l | 0.065 | 0.0343 | 0.042 | 0.27 | 0.045 | 0.11 | 0.045 | |||
| 0119 | Ammonia un-ionised as N | mg/l | < 0.00067 | < 0.00044 | 0.00046 | 0.0023 | 0.00033 | 0.0059 | < 0.0007 | |||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 150 | 223 | 260 | 270 | 280 | 280 | 170 | |||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.84 | 0.639 | 0.39 | 0.6 | 0.72 | 0.67 | 0.78 | |||
| 7668 | No flow /No sample | 0 | 0 | |||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 80.9 | 87.9 | 87.4 | 90.1 | 94.7 | 97.8 | 104.7 | 82.8 | ||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.48 | 10.7 | 11.2 | 10.2 | 13 | 12.7 | 13.1 | 8.63 |