sampling point
Wadley Stream At Duxford
| Description | WADLEY STREAM AT DUXFORD |
|---|---|
| Sampling point ID | TH-PUTR0252 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 436600 200060 lat lon: 51.698093, -1.471826 |
| Area | West Thames |
| Sub-Area | L&W North Wt |
| Summary | 135 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 135 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 13 Jul 2022 to 10 Jun 2024
| Notation | Determinand | Units | 13 Jul 2022 14:52 | 3 Aug 2022 08:56 | 7 Oct 2022 12:29 | 27 Oct 2022 11:33 | 22 Nov 2022 15:50 | 7 Dec 2022 08:22 | 19 Jan 2023 09:33 | 3 Feb 2023 08:18 | 8 Mar 2023 09:37 | 10 Jun 2024 08:43 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.91 | 7.62 | 7.82 | 7.78 | 7.87 | 7.68 | 7.97 | 7.81 | |||
| 0076 | Temperature of Water | °C | 19.3 | 13.4 | 8 | 4.5 | 1.3 | 7.2 | 3.7 | 11.6 | ||
| 0077 | Conductivity at 25 C | μs/cm | 892 | 812 | 857 | 874 | 587 | 804 | 856 | 808 | ||
| 0085 | BOD : 5 Day ATU | mg/l | 1.2 | |||||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.068 | < 0.03 | < 0.03 | 0.05 | < 0.03 | < 0.03 | 0.49 | 0.079 | ||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 5.4 | 1.2 | 8.4 | 5.7 | 4.9 | 5.2 | 8.2 | 5.9 | ||
| 0117 | Nitrate as N | mg/l | 5.35 | 1.16 | 8.38 | 5.68 | 4.88 | 5.18 | 8.15 | 5.87 | ||
| 0118 | Nitrite as N | mg/l | 0.048 | 0.044 | 0.016 | 0.02 | 0.02 | 0.025 | 0.049 | 0.035 | ||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00199 | < 0.0003 | < 0.00031 | 0.00037 | < 0.00021 | < 0.00021 | 0.00525 | 0.00105 | ||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 260 | 250 | 250 | 290 | 210 | 300 | 280 | 300 | ||
| 0180 | Orthophosphate, reactive as P | mg/l | 1.9 | 1.6 | 0.53 | 0.47 | 0.13 | 0.28 | 0.78 | 0.6 | ||
| 7668 | No flow /No sample | 0 | 0 | |||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 69.7 | 36.5 | 59.3 | 65.9 | 79.5 | 70.6 | 85.6 | 73.4 | ||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 6.41 | 3.8 | 7.01 | 8.52 | 11.2 | 8.52 | 11.3 | 7.97 |