sampling point
Blackwater Above Whitewater
| Description | BLACKWATER ABOVE WHITEWATER |
|---|---|
| Sampling point ID | TH-PLDR0007 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 474290 163430 lat lon: 51.365081, -0.934281 |
| Area | West Thames |
| Sub-Area | L&W South Wt |
| Summary | 199 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.
40 determinands have been measured at this site
- 4-nonPhenol
- Action taken
- Alky pH 4.5
- Ammonia(N)
- AmoniaTotYSI
- B-[a]-pyrene
- B-[b]-fluora
- B-[ghi]-pery
- B-[k]-fluora
- BOD ATU
- Calcium - Ca
- Chloride Ion
- Cond @ 20C
- Cond @ 25C
- Copper - Cu
- Cu Filtered
- Fluoranthene
- Hardness
- Ind123pyrene
- Magnesium-Mg
- N Oxidised
- NH3 un-ion
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Oil & Grs Vs
- Orthophospht
- Oxygen Diss
- Phenol Odour
- SI-EC-F
- SI-GQA
- Sld Sus@105C
- Temp Water
- TriBT Cation
- Triclosan
- Type of Flow
- Zinc - as Zn
- pH
- pH in-situ
- ptOctylPheno
Sampling results
Displaying the twenty most recent samples. You can see all 199 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 6 Sep 2023 to 24 Jul 2024
Samples from 2 Oct 2019 to 1 Aug 2023
| Notation | Determinand | Units | 2 Oct 2019 12:25 | 1 Nov 2019 13:56 | 10 Dec 2019 09:48 | 14 Jan 2020 09:57 | 3 Feb 2020 12:30 | 4 Mar 2020 13:55 | 9 May 2023 10:17 | 6 Jun 2023 11:25 | 11 Jul 2023 12:38 | 1 Aug 2023 08:28 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.63 | 7.66 | 8.07 | 7.57 | 7.59 | 7.64 | 7.36 | 7.8 | 7.7 | 7.54 | |
| 0076 | Temperature of Water | °C | 14.3 | 12.8 | 7.5 | 9.1 | 9 | 7.8 | 13.9 | 14.9 | 18.9 | 16.4 |
| 0077 | Conductivity at 25 C | μs/cm | 467 | 703 | 681 | 564 | 520 | 550 | 588 | 809 | 813 | 636 |
| 0085 | BOD : 5 Day ATU | mg/l | < 3 | |||||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.15 | 0.033 | 0.18 | 0.25 | 0.089 | 0.12 | < 0.03 | 0.032 | 0.033 | |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 4.9 | 10 | 8 | 4.6 | 4.6 | 5.4 | 12 | 14 | 6.9 | |
| 0117 | Nitrate as N | mg/l | 4.88 | 9.98 | 7.91 | 4.52 | 4.56 | 5.36 | 12 | 14 | 6.88 | |
| 0118 | Nitrite as N | mg/l | 0.021 | 0.021 | 0.095 | 0.083 | 0.038 | 0.04 | 0.03 | 0.034 | 0.024 | |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00162 | 0.00034 | 0.00273 | 0.0016 | 0.00059 | 0.00082 | < 0.0005 | 0.00057 | 0.00034 | |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 88 | 110 | 120 | 110 | 110 | 110 | 110 | 110 | 120 | |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.12 | 0.053 | 0.056 | 0.057 | 0.069 | 0.054 | 0.07 | 0.1 | 0.088 | |
| 9901 | Oxygen, Dissolved, % Saturation | % | 76.8 | 86.7 | 85.9 | 83.5 | 88.4 | 91.3 | 78.5 | 87 | 91.1 | 77.5 |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 7.84 | 9.15 | 10.3 | 9.61 | 10.2 | 10.8 | 8.09 | 8.77 | 8.45 | 7.57 |