sampling point
Summerstown Ditch 100 M Below Marsh Gibbo
| Description | SUMMERSTOWN DITCH 100M BELOW MARSH GIBBON STW |
|---|---|
| Sampling point ID | TH-PCHR0164 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 464400 222400 lat lon: 51.896429, -1.065491 |
| Area | West Thames |
| Sub-Area | L&W North Wt |
| Summary | 306 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.
24 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- Chloride Ion
- Cond @ 25C
- N Organic
- N Oxidised
- N-Kjeldahl
- NH3 un-ion
- Nitrate-N
- Nitrite-N
- Nitrogen - N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- Phosphate
- Phosphorus-P
- SI-GQA
- Sld Sus@105C
- Temp Water
- Type of Flow
- pH
- pH in-situ
Sampling results
Displaying the twenty most recent samples. You can see all 306 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 8 Nov 2023 to 1 Aug 2024
Samples from 13 Feb 2020 to 9 Oct 2023
| Notation | Determinand | Units | 13 Feb 2020 09:00 | 20 Feb 2020 09:09 | 27 Feb 2020 08:58 | 4 Mar 2020 09:15 | 13 Mar 2020 08:59 | 17 Mar 2020 10:29 | 23 Mar 2020 09:58 | 7 Aug 2023 12:33 | 5 Sep 2023 09:41 | 9 Oct 2023 13:26 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.38 | 7.33 | 7.21 | ||||||||
| 0076 | Temperature of Water | °C | 6.1 | 8.2 | 6.5 | 7.3 | 7.3 | 8.8 | 8.9 | 17 | 18.6 | 17.7 |
| 0077 | Conductivity at 25 C | μs/cm | 1021 | 1119 | 1075 | |||||||
| 0085 | BOD : 5 Day ATU | mg/l | < 3 | 5 | 5.6 | |||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 2 | 0.075 | 3.6 | 0.66 | 0.084 | 0.4 | 2.2 | 0.65 | 1.3 | 1.4 |
| 0113 | Nitrogen, Organic as N | mg/l | 5.6 | 3.93 | 3.34 | 2.12 | 1.6 | |||||
| 0114 | Nitrogen, Kjeldahl as N | mg/l | 7.6 | 4 | 4 | 2.2 | 2 | |||||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 5.4 | 10 | 7.7 | 14 | 8.8 | 11 | 20 | 19 | 22 | 21 |
| 0117 | Nitrate as N | mg/l | 5.26 | 9.86 | 7.48 | 13.9 | 8.73 | 10.9 | 19.8 | 18.9 | 21.7 | 20.8 |
| 0118 | Nitrite as N | mg/l | 0.14 | 0.14 | 0.22 | 0.096 | 0.068 | 0.093 | 0.19 | 0.13 | 0.26 | 0.21 |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00485 | 0.00973 | 0.00745 | |||||||
| 0135 | Solids, Suspended at 105 C | mg/l | 27 | 22 | 65 | 12 | 12 | 11 | 6.4 | |||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 220 | 220 | 250 | |||||||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.7 | 0.88 | 1.2 | 1.5 | 1.4 | 1.3 | 2.4 | 3.2 | 4.8 | 4.1 |
| 0192 | Phosphate :- {TIP} | mg/l | 1.3 | 0.98 | 1.5 | 1.5 | ||||||
| 0348 | Phosphorus, Total as P | mg/l | 1.8 | 1.2 | 1.8 | 1.5 | 1.5 | |||||
| 9686 | Nitrogen, Total as N | mg/l | 13 | 14 | 18 | 11 | 13 | |||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 84.9 | 78.6 | 77.5 | |||||||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.18 | 7.33 | 7.36 |