sampling point
Wey At Newark Lane, Pyrford
| Description | WEY AT NEWARK LANE, PYRFORD |
|---|---|
| Sampling point ID | TH-PWER0037 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 503900 157370 lat lon: 51.305971, -0.510862 |
| Area | West Thames |
| Sub-Area | L&W South Wt |
| Summary | 205 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.
31 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- AmoniaTotYSI
- BOD ATU
- Calcium - Ca
- Chloride Ion
- Cond @ 20C
- Cond @ 25C
- Copper - Cu
- Cu Filtered
- Hardness
- Magnesium-Mg
- N Oxidised
- NH3 un-ion
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Oil & Grs Vs
- Orthophospht
- Oxygen Diss
- Phenol Odour
- SI-E
- 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 205 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 11 Nov 2020 to 17 Nov 2021
| Notation | Determinand | Units | 11 Nov 2020 13:03 | 1 Dec 2020 12:05 | 12 Jan 2021 12:40 | 4 Feb 2021 10:03 | 12 Mar 2021 08:53 | 19 Apr 2021 12:57 | 18 May 2021 10:14 | 17 Jun 2021 11:53 | 9 Jul 2021 10:52 | 17 Nov 2021 09:50 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.83 | 7.88 | 7.77 | 7.79 | 7.65 | 8.31 | 7.72 | 7.87 | 7.31 | 7.77 | |
| 0076 | Temperature of Water | °C | 11.6 | 8.3 | 6.5 | 7.3 | 7.6 | 10.9 | 12.7 | 20.3 | 17.4 | 10.1 |
| 0077 | Conductivity at 25 C | μs/cm | 463 | 498 | 464 | 389 | 483 | 514 | 439 | 502 | 387 | 484 |
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.11 | 0.17 | 0.2 | 0.14 | 0.14 | < 0.03 | 0.17 | 0.19 | 0.1 | 0.1 |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 6.6 | 8.5 | 7.5 | 4.4 | 6.4 | 8.2 | 5.8 | 6.8 | 4.6 | 7 |
| 0117 | Nitrate as N | mg/l | 6.52 | 8.39 | 7.42 | 4.36 | 6.34 | 8.15 | 5.72 | 6.66 | 4.53 | 6.92 |
| 0118 | Nitrite as N | mg/l | 0.085 | 0.11 | 0.077 | 0.041 | 0.056 | 0.047 | 0.077 | 0.14 | 0.069 | 0.081 |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00154 | 0.00208 | 0.00167 | 0.0013 | 0.00096 | < 0.00058 | 0.002 | 0.00548 | 0.00065 | 0.00109 |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | < 30 | 120 | 120 | 110 | 130 | 130 | 110 | 130 | 98 | 130 |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.21 | 0.24 | 0.16 | 0.12 | 0.16 | 0.099 | 0.2 | 0.21 | 0.22 | 0.19 |
| 9901 | Oxygen, Dissolved, % Saturation | % | 82.6 | 83.4 | 90.3 | 97.5 | 93.6 | 103.6 | 86.4 | 80.1 | 83.7 | 87.6 |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.96 | 9.79 | 11.1 | 11.7 | 11.2 | 11.4 | 9.14 | 7.22 | 8 | 9.85 |
Samples from 3 Nov 2016 to 8 Oct 2020
| Notation | Determinand | Units | 3 Nov 2016 13:56 | 6 Mar 2017 12:05 | 4 Oct 2019 13:38 | 18 Oct 2019 12:15 | 8 Nov 2019 12:30 | 11 Dec 2019 14:09 | 16 Jan 2020 11:14 | 4 Feb 2020 11:09 | 12 Mar 2020 12:40 | 8 Oct 2020 12:42 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.71 | 7.63 | 7.74 | 7.57 | 7.75 | 8.06 | 7.56 | 7.69 | 7.93 | 7.61 | |
| 0076 | Temperature of Water | °C | 10 | 8.1 | 13.5 | 12.5 | 8.7 | 7.3 | 8.2 | 7.9 | 10.1 | 13.7 |
| 0077 | Conductivity at 25 C | μs/cm | 508 | 369 | 476 | 405 | 382 | 494 | 270 | 393 | 407 | 427 |
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.099 | 0.099 | 0.064 | 0.1 | 0.085 | 0.27 | 0.12 | 0.15 | 0.18 | 0.19 |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 8.17 | 4.16 | 7.7 | 5.6 | 4.67 | 6.1 | 2.4 | 4.4 | 4 | 5.9 |
| 0117 | Nitrate as N | mg/l | 8.1 | 4.13 | 7.6 | 5.53 | 4.63 | 6.02 | 2.37 | 4.35 | 3.94 | 5.77 |
| 0118 | Nitrite as N | mg/l | 0.0718 | 0.0326 | 0.1 | 0.071 | 0.0446 | 0.083 | 0.033 | 0.05 | 0.056 | 0.13 |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00093 | 0.00068 | 0.00084 | 0.00082 | 0.0008 | 0.00404 | 0.0007 | 0.00116 | 0.00282 | 0.00188 |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 120 | 92 | 92 | 96 | 98 | 120 | 75 | 110 | 120 | 93 |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.293 | 0.128 | 0.22 | 0.18 | 0.175 | 0.19 | 0.11 | 0.16 | 0.14 | 0.16 |
| 9901 | Oxygen, Dissolved, % Saturation | % | 78.2 | 87.5 | 73.7 | 90.9 | 91.1 | 87.3 | 90.9 | 86 | 93.1 | 81.8 |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.81 | 10.3 | 7.66 | 9.66 | 10.6 | 10.5 | 10.7 | 10.2 | 10.5 | 8.46 |