sampling point
Peppershill Brook At Ickfield Roadbridge
| Description | PEPPERSHILL BROOK AT ICKFIELD ROADBRIDGE |
|---|---|
| Sampling point ID | TH-PTAR0043 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 465939 207343 lat lon: 51.760892, -1.045992 |
| Area | West Thames |
| Sub-Area | L&W North Wt |
| Summary | 130 samples taken between 2021 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.
29 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- CHLOR A
- CHLOROPHYLL
- Calcium - Ca
- Chloride Ion
- Cond @ 25C
- Copper - Cu
- Cu Filtered
- Hardness
- Magnesium-Mg
- N Oxidised
- NH3 un-ion
- NO FLOW/SAMP
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- SI-EC-F
- SI-GQA
- Sld Sus@105C
- Temp Water
- Type of Flow
- Zinc - as Zn
- pH
- pH in-situ
Sampling results
Displaying the twenty most recent samples. You can see all 130 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 4 Nov 2020 to 12 Aug 2021
| Notation | Determinand | Units | 4 Nov 2020 14:06 | 8 Dec 2020 11:01 | 7 Jan 2021 08:46 | 16 Feb 2021 12:48 | 16 Mar 2021 16:26 | 16 Apr 2021 10:37 | 20 May 2021 11:46 | 14 Jun 2021 15:04 | 8 Jul 2021 11:34 | 12 Aug 2021 08:28 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.64 | 7.91 | 8.09 | 7.73 | 8.05 | 8.18 | 7.63 | 7.74 | |||
| 0076 | Temperature of Water | °C | 8.9 | 4.1 | 2.7 | 7 | 10.2 | 4.4 | 9.9 | 15 | ||
| 0077 | Conductivity at 25 C | μs/cm | 665 | 844 | 879 | 707 | 836 | 1005 | 1004 | 915 | ||
| 0085 | BOD : 5 Day ATU | mg/l | < 1 | < 1 | < 1 | 1.5 | 1 | 1.1 | < 3 | |||
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | < 0.03 | < 0.03 | 0.046 | < 0.03 | < 0.03 | 0.035 | < 0.03 | ||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 8.7 | 9 | 11 | 9.6 | 9.1 | 15 | 37 | 1.9 | ||
| 0117 | Nitrate as N | mg/l | 8.66 | 8.97 | 11 | 9.56 | 9.07 | 15 | 36.8 | 1.89 | ||
| 0118 | Nitrite as N | mg/l | 0.036 | 0.033 | 0.044 | 0.044 | 0.028 | 0.014 | 0.18 | 0.0098 | ||
| 0119 | Ammonia un-ionised as N | mg/l | < 0.00022 | < 0.00029 | < 0.00032 | 0.00036 | < 0.00056 | < 0.00036 | 0.00027 | < 0.00044 | ||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 200 | 260 | 280 | 230 | 280 | 320 | 240 | 330 | ||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.19 | 0.24 | 0.25 | 0.18 | 0.25 | 0.38 | 0.25 | 0.82 | ||
| 7668 | No flow /No sample | 0 | 0 | |||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 68.1 | 72.6 | 75.7 | 82.7 | 97.1 | 82.6 | 75.4 | 54.7 | ||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 7.88 | 9.48 | 10.3 | 10 | 10.9 | 10.7 | 8.52 | 5.5 |
Samples from 5 Jul 2019 to 1 Oct 2020
| Notation | Determinand | Units | 5 Jul 2019 09:40 | 6 Aug 2019 11:12 | 2 Sep 2019 10:21 | 17 Oct 2019 10:35 | 14 Nov 2019 11:05 | 4 Dec 2019 13:26 | 14 Jan 2020 10:15 | 10 Feb 2020 09:06 | 9 Mar 2020 10:26 | 1 Oct 2020 11:39 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.86 | 7.89 | 7.91 | 7.99 | 7.95 | 7.91 | |||||
| 0076 | Temperature of Water | °C | 9.9 | 6.2 | 5.8 | 7.1 | 5.9 | 5.9 | ||||
| 0077 | Conductivity at 25 C | μs/cm | 796 | 362 | 625 | 678 | 642 | 697 | ||||
| 0085 | BOD : 5 Day ATU | mg/l | < 1 | 2.53 | 1.8 | 1.1 | 1.4 | < 1 | ||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | 0.037 | 0.18 | 0.032 | 0.086 | < 0.03 | ||||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 9.7 | 6.94 | 15 | 7.3 | 9.3 | 9.2 | ||||
| 0117 | Nitrate as N | mg/l | 9.68 | 6.93 | 15 | 7.27 | 9.26 | 9.18 | ||||
| 0118 | Nitrite as N | mg/l | 0.024 | 0.0127 | 0.049 | 0.035 | 0.044 | 0.022 | ||||
| 0119 | Ammonia un-ionised as N | mg/l | < 0.0004 | 0.0004 | 0.00197 | 0.00046 | 0.00104 | < 0.00033 | ||||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 190 | 88 | 240 | 230 | 180 | 240 | ||||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.29 | 0.217 | 0.43 | 0.2 | < 0.01 | 0.18 | ||||
| 7668 | No flow /No sample | 0 | 0 | 0 | 0 | |||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 78 | 110 | 81.8 | 93.5 | 83.3 | 76.8 | ||||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.81 | 13.6 | 10.2 | 11.3 | 10.4 | 9.57 |