sampling point
Bydemill Bk D/S Thingley Stw F
| Description | BYDEMILL BK DOWNSTREAM THINGLEY STW FINAL |
|---|---|
| Sampling point ID | SW-Z1460136 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 389033 169276 lat lon: 51.422382, -2.159107 |
| Area | Wessex |
| Sub-Area | North Wessex |
| Summary | 247 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.
49 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- C - Org Filt
- CHLOR A
- CHLOROPHYLL
- COD as O2
- Ca Filtered
- Calcium - Ca
- Chloride Ion
- Cond @ 25C
- Cu Filtered
- Fe- Filt
- HBCDD
- Hardness
- Hdnss Ca
- Hdnss Mg
- Magnesium-Mg
- Mg Filtered
- Mn BLM Bio
- Mn- Filtered
- N Inorganic
- N Oxidised
- NATGRIDREF
- NH3 un-ion
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- PBDE 100
- PBDE 153
- PBDE 154
- PBDE 28
- PBDE 47
- PBDE 99
- PFOS
- Potassium- K
- SiO2 Rv
- Sld Sus@105C
- Temp Water
- TriBT Cation
- Triclosan
- Type of Flow
- WethPresPrec
- Zinc - as Zn
- pFoctanoate
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 247 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 24 Jan 2023 to 1 Jul 2024
| Notation | Determinand | Units | 24 Jan 2023 14:36 | 7 Feb 2023 13:13 | 21 Feb 2023 12:50 | 7 Mar 2023 11:56 | 3 Apr 2023 12:26 | 12 Jul 2023 14:13 | 5 Oct 2023 14:13 | 12 Jan 2024 13:00 | 2 Apr 2024 14:45 | 1 Jul 2024 12:14 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 8.04 | 7.99 | 7.97 | 7.82 | 7.68 | 7.85 | 7.63 | 8.07 | 7.9 | 7.77 | |
| 0076 | Temperature of Water | °C | 7 | 8.4 | 10.9 | 9.1 | ||||||
| 0077 | Conductivity at 25 C | μs/cm | 828 | 1021 | 1156 | 1381 | ||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.1 | 0.076 | 0.12 | 0.51 | ||||||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 8.9 | 15 | 16 | 16 | ||||||
| 0117 | Nitrate as N | mg/l | 8.86 | 14.9 | 15.9 | 15.7 | ||||||
| 0118 | Nitrite as N | mg/l | 0.038 | 0.06 | 0.094 | 0.35 | ||||||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00146 | 0.00121 | 0.00218 | 0.00579 | ||||||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 240 | 230 | 230 | 210 | ||||||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.15 | 0.53 | 0.91 | 1.2 | ||||||
| 0235 | Magnesium, Dissolved | mg/l | 5.2 | 6.1 | 8.2 | 6.1 | 5.4 | 9.1 | ||||
| 0239 | Calcium, Dissolved | mg/l | 110 | 90 | 110 | 120 | 110 | 110 | ||||
| 0301 | Carbon, Organic, Dissolved as C :- {DOC} | mg/l | 3.1 | 5 | 5.9 | 3.3 | 3.1 | 6.3 | ||||
| 6460 | Iron, Dissolved | μg/l | < 30 | 200 | 110 | 34 | < 30 | 70 | ||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 93.1 | 95 | 95 | 90 | ||||||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 11.3 | 11.1 | 10.5 | 10.4 |
Samples from 15 Nov 2019 to 28 Nov 2022
| Notation | Determinand | Units | 15 Nov 2019 11:59 | 22 Jan 2020 12:06 | 21 Jun 2022 11:59 | 29 Jun 2022 12:01 | 25 Aug 2022 13:43 | 1 Sep 2022 13:58 | 11 Oct 2022 14:17 | 31 Oct 2022 13:26 | 14 Nov 2022 11:26 | 28 Nov 2022 10:23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.93 | 8.16 | 7.66 | 7.55 | 7.92 | 7.88 | 8.02 | 7.77 | 7.81 | 7.94 | |
| 0076 | Temperature of Water | °C | 17.5 | 16.5 | 19.5 | 18.1 | 14 | 15.5 | 14.4 | 10.5 | ||
| 0077 | Conductivity at 25 C | μs/cm | 1198 | 1344 | 1383 | 1478 | 1256 | 1053 | 915 | 681 | ||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.079 | 0.057 | 0.049 | 0.61 | 0.034 | 0.056 | < 0.03 | |||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 16 | 19 | 16 | 18 | 14 | 12 | 6.5 | |||
| 0117 | Nitrate as N | mg/l | 16 | 19 | 16 | 18 | 12 | 6.49 | ||||
| 0118 | Nitrite as N | mg/l | 0.027 | 0.024 | 0.028 | 0.21 | 0.013 | 0.041 | 0.013 | |||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00116 | 0.0006 | 0.00149 | 0.0153 | 0.00083 | 0.00092 | < 0.0005 | |||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 200 | 200 | 200 | 230 | 190 | 220 | 230 | 240 | ||
| 0180 | Orthophosphate, reactive as P | mg/l | 1.1 | 1 | 1 | 0.9 | 0.26 | 0.23 | 0.093 | 0.12 | ||
| 0235 | Magnesium, Dissolved | mg/l | 5.4 | 5.2 | ||||||||
| 0239 | Calcium, Dissolved | mg/l | 120 | 120 | ||||||||
| 0301 | Carbon, Organic, Dissolved as C :- {DOC} | mg/l | 3.74 | 2.1 | ||||||||
| 6460 | Iron, Dissolved | μg/l | 32 | < 30 | ||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 88.4 | 88.5 | 89.4 | 83.3 | 83.6 | 87.2 | 85.6 | 90.8 | ||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.43 | 8.62 | 8.19 | 7.85 | 8.59 | 8.68 | 8.72 | 10.1 |