sampling point
Ludgershall Brook At A41, Nr Ludgershall
| Description | LUDGERSHALL BROOK AT A41, NR LUDGERSHALL |
|---|---|
| Sampling point ID | TH-PCHR0156 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 464970 219900 lat lon: 51.873889, -1.057679 |
| Area | West Thames |
| Sub-Area | L&W North Wt |
| Summary | 101 samples taken between 2024 and 2000 |
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
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- Chloride Ion
- Cond @ 25C
- N Oxidised
- NH3 un-ion
- NO FLOW/SAMP
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- SI-GQA
- Temp Water
- Type of Flow
- pH
- pH in-situ
Sampling results
Displaying the twenty most recent samples. You can see all 101 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 12 Nov 2021 to 9 Aug 2024
| Notation | Determinand | Units | 12 Nov 2021 08:21 | 23 Dec 2021 12:47 | 25 Jan 2022 16:08 | 14 Feb 2022 12:26 | 28 Feb 2022 11:29 | 17 Mar 2022 10:14 | 31 Mar 2022 09:25 | 25 Jun 2024 09:52 | 22 Jul 2024 12:43 | 9 Aug 2024 10:42 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.95 | 8.07 | 8.14 | 7.95 | 8.06 | 7.84 | |||||
| 0076 | Temperature of Water | °C | 10.5 | 6.7 | 4.1 | 7.2 | 7.6 | 6.9 | ||||
| 0077 | Conductivity at 25 C | μs/cm | 871 | 888 | 887 | 630 | 840 | 570 | ||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | < 0.03 | < 0.03 | 0.25 | 1.1 | 0.13 | ||||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 6.9 | 3.7 | 4.6 | 2.6 | 2.4 | 1.9 | 5.4 | |||
| 0117 | Nitrate as N | mg/l | 6.86 | 3.66 | 4.58 | 2.57 | 2.34 | 1.88 | 5.36 | |||
| 0118 | Nitrite as N | mg/l | 0.045 | 0.038 | 0.024 | 0.029 | 0.056 | 0.017 | 0.045 | |||
| 0119 | Ammonia un-ionised as N | mg/l | < 0.00051 | < 0.00043 | < 0.00035 | 0.00331 | 0.0168 | 0.00131 | ||||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 270 | 280 | 280 | 200 | 290 | 200 | ||||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.14 | 0.11 | 0.091 | 0.2 | 0.092 | 0.18 | 0.15 | |||
| 7668 | No flow /No sample | 0 | 0 | 0 | ||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 77.3 | 86.2 | 89.5 | 72.1 | 73.1 | 86 | ||||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.61 | 10.5 | 11.7 | 8.7 | 8.73 | 10.5 |