sampling point
Virginia Water Outlet, Above A30 Roadbri
| Description | VIRGINIA WATER OUTLET, ABOVE A30 ROADBRIDGE |
|---|---|
| Sampling point ID | TH-PGWL0094 |
| Type | Freshwater – Lakes/Ponds/Reservoirs |
| Status | open |
| Location |
easting northing: 497750 168550 lat lon: 51.407556, -0.59599 |
| Area | West Thames |
| Sub-Area | L&W South Wt |
| Summary | 245 samples taken between 2024 and 2004 |
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.
28 determinands have been measured at this site
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- CHLOROPHYLL
- Colour Filt
- Cond @ 20C
- Cond @ 25C
- Cu Filtered
- N Oxid Filt
- N Oxidised
- NH3 un-ion
- NO FLOW/SAMP
- Nitrate-N
- Nitrite-N
- Nitrogen - N
- O Diss %sat
- Oil & Grs Vs
- Orthophospht
- OrthophsFilt
- Oxygen Diss
- Phenol Odour
- Phosphorus-P
- Phytoplankto
- Sld Sus@105C
- Temp Water
- Type of Flow
- Zinc - as Zn
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 245 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 21 Jun 2023 to 5 Mar 2024
| Notation | Determinand | Units | 21 Jun 2023 10:22 | 18 Jul 2023 11:32 | 31 Aug 2023 10:55 | 26 Sep 2023 09:35 | 18 Oct 2023 09:14 | 27 Nov 2023 10:23 | 12 Dec 2023 12:04 | 25 Jan 2024 10:53 | 12 Feb 2024 10:25 | 5 Mar 2024 12:06 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0077 | Conductivity at 25 C | μs/cm | 327 | 365 | 365 | 364 | 363 | 460 | 349 | 335 | 338 | 318 |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 60 | 61 | 61 | 60 | 54 | 61 | 61 | 60 | 59 | 61 |
| 0348 | Phosphorus, Total as P | mg/l | 0.044 | 0.021 | 0.048 | 0.033 | 0.32 | 0.082 | 0.056 | 0.087 | 0.066 | 0.071 |
| 4574 | Phytoplankton | 1 | 1 | 1 | ||||||||
| 7887 | Chlorophyll : Acetone Extract | μg/l | 7.4 | 9.4 | 8 | 6.6 | 30 | 22 | 2.1 | 46 | 5.5 | 8.8 |
| 9686 | Nitrogen, Total as N | mg/l | 1.3 | 0.76 | 0.88 | 0.92 | 2.7 | 1.8 | 1.7 | 1.8 | 1.8 | 1.8 |
| 9856 | Orthophosphate, Filtered as P | mg/l | 0.012 | 0.002 | 0.0048 | 0.0092 | 0.0087 | 0.023 | 0.028 | 0.027 | 0.037 | 0.036 |
| 9943 | Nitrogen, Total Oxidised, Filtered as N | mg/l | < 0.005 | 0.012 | 0.019 | 0.087 | 0.14 | 0.73 | 0.8 | 0.9 | 0.87 | 0.8 |
Samples from 11 Aug 2022 to 7 Jun 2023
| Notation | Determinand | Units | 11 Aug 2022 08:06 | 7 Sep 2022 09:40 | 20 Oct 2022 10:04 | 6 Dec 2022 11:46 | 19 Dec 2022 12:41 | 23 Jan 2023 10:12 | 6 Feb 2023 10:08 | 7 Mar 2023 11:31 | 5 May 2023 12:50 | 7 Jun 2023 11:36 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0077 | Conductivity at 25 C | μs/cm | 425 | 411 | 414 | 373 | 377 | 390 | 352 | 361 | ||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 65 | 60 | 61 | 57 | 58 | 59 | 58 | 63 | ||
| 0348 | Phosphorus, Total as P | mg/l | 0.05 | 0.036 | 0.11 | 0.059 | 0.045 | 0.044 | 0.069 | |||
| 7668 | No flow /No sample | 0 | 0 | |||||||||
| 7887 | Chlorophyll : Acetone Extract | μg/l | 4.9 | 8.1 | 2.4 | 2.4 | 1.8 | 15 | 24 | 15 | ||
| 9686 | Nitrogen, Total as N | mg/l | 0.75 | 1.4 | 1.4 | 2 | 2 | 1.9 | 1.4 | 1.2 | ||
| 9856 | Orthophosphate, Filtered as P | mg/l | 0.0072 | 0.017 | 0.022 | 0.027 | 0.023 | 0.014 | 0.01 | 0.0049 | ||
| 9943 | Nitrogen, Total Oxidised, Filtered as N | mg/l | 0.021 | 0.63 | 0.66 | 1.2 | 1.3 | 1.1 | 0.45 | 0.063 |