sampling point
Brook Dyke At Bolton Bridge
| Description | BROOK DYKE AT BOLTON BRIDGE |
|---|---|
| Sampling point ID | NE-49300319 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 445822 401960 lat lon: 53.51232, -1.310485 |
| Area | Yorkshire |
| Sub-Area | Don, Rother |
| Summary | 153 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.
56 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- C - Org Filt
- CN Free
- Ca Filtered
- Calcium - Ca
- Chloride Ion
- ColourAbnoml
- Cond @ 20C
- Cond @ 25C
- Copper - Cu
- Cu BLM Bio
- Cu Filtered
- Fe- Filt
- Foam Visible
- GCMS S-Vol
- Hardness
- ICP-MS Semiq
- Iron - as Fe
- Liqcolour-mn
- Liqcolour-se
- Liqcolour-st
- Magnesium-Mg
- Mg Filtered
- Mn BLM Bio
- Mn- Filtered
- N Oxidised
- NH3 un-ion
- Ni BLM Bio
- Ni- Filtered
- Nickel - Ni
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Obs Flow ROC
- Oil & Grs Vs
- Orthophospht
- Oxygen Diss
- Phenol Odour
- Phenols Mono
- Sample Depth
- Sld Sus@105C
- Solid quanty
- Temp Water
- Thiocyanate
- Type of Flow
- Visit-NoBott
- Weth7Dy-Prec
- Weth7Dy-Temp
- WethPresPrec
- WethPresTemp
- Zinc - as Zn
- Zn- Filtered
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 153 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 11 Oct 2021 to 8 Mar 2024
| Notation | Determinand | Units | 11 Oct 2021 13:28 | 10 Nov 2021 11:53 | 9 Dec 2021 12:13 | 12 Jan 2022 14:23 | 4 Feb 2022 12:19 | 3 Mar 2022 14:42 | 18 May 2023 12:38 | 4 Aug 2023 12:13 | 14 Nov 2023 09:37 | 8 Mar 2024 11:20 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.52 | 7.56 | 7.59 | 7.85 | 7.92 | 7.83 | 7.38 | 7.49 | 7.69 | 7.54 | |
| 0076 | Temperature of Water | °C | 11.7 | 11.4 | 6.7 | 6.3 | 7.8 | 7.8 | ||||
| 0077 | Conductivity at 25 C | μs/cm | 1215 | 1156 | 707 | 1066 | 1530 | 952 | ||||
| 0085 | BOD : 5 Day ATU | mg/l | < 3 | < 1 | < 3 | < 3 | 1.7 | 2.1 | ||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.48 | 0.56 | 0.13 | 0.097 | 0.41 | 0.31 | ||||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 2.3 | 2.6 | 9.3 | 8.9 | 9.6 | 7.1 | ||||
| 0117 | Nitrate as N | mg/l | 2.19 | 2.45 | 9.27 | 8.84 | 9.53 | 7.02 | ||||
| 0118 | Nitrite as N | mg/l | 0.11 | 0.15 | 0.033 | 0.057 | 0.07 | 0.085 | ||||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00333 | 0.00416 | 0.00073 | 0.00096 | 0.00531 | 0.00327 | ||||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 250 | 220 | 140 | 170 | 220 | 150 | ||||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.055 | 0.029 | < 0.01 | 0.77 | 1.5 | 0.52 | ||||
| 0239 | Calcium, Dissolved | mg/l | 96 | 25 | 71 | 89 | ||||||
| 0301 | Carbon, Organic, Dissolved as C :- {DOC} | mg/l | 3 | 3.9 | 5.5 | 3.2 | ||||||
| 3410 | Nickel, Dissolved | μg/l | 2.7 | 1.1 | 2.6 | 3 | ||||||
| 3878 | Nickel : BLM Bioavailable | μg/l | 0.98 | 0.5 | 0.69 | 0.98 | ||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 63.8 | 55.1 | 92.5 | 91.9 | 82 | 91.6 | ||||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 6.91 | 6.01 | 11.3 | 11.3 | 9.74 | 10.9 |
Samples from 5 Feb 2019 to 2 Sep 2021
| Notation | Determinand | Units | 5 Feb 2019 11:42 | 8 May 2019 12:17 | 15 Aug 2019 13:12 | 13 Nov 2019 11:18 | 12 Feb 2020 12:13 | 10 May 2021 13:35 | 8 Jun 2021 12:55 | 6 Jul 2021 13:51 | 17 Aug 2021 12:26 | 2 Sep 2021 15:04 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.61 | 7.61 | 7.48 | 7.33 | 7.55 | 7.62 | 8 | 7.73 | 7.9 | 7.89 | |
| 0076 | Temperature of Water | °C | 5.8 | 13.2 | 18.2 | 16.2 | 16.1 | 16.4 | ||||
| 0077 | Conductivity at 25 C | μs/cm | 761 | 971 | 1326 | 652 | 1527 | 1560 | ||||
| 0085 | BOD : 5 Day ATU | mg/l | 1.9 | 1.9 | 1.9 | < 1 | 1.4 | |||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.4 | 0.33 | 0.21 | 0.14 | 0.27 | |||||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 8.6 | 9 | 3.7 | 8.9 | 12 | |||||
| 0117 | Nitrate as N | mg/l | 8.42 | 8.9 | 3.62 | 8.83 | 11.9 | |||||
| 0118 | Nitrite as N | mg/l | 0.18 | 0.096 | 0.084 | 0.068 | 0.076 | |||||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00389 | 0.0109 | 0.00328 | 0.00318 | 0.00613 | |||||
| 0158 | Hardness, Total as CaCO3 | mg/l | 352 | 222 | 318 | 346 | 273 | |||||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 190 | 200 | 120 | 240 | 230 | |||||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.069 | 1.6 | 0.63 | 2.1 | 2.5 | |||||
| 0235 | Magnesium, Dissolved | mg/l | 37.1 | 23.1 | 33 | 33 | 27 | |||||
| 0237 | Magnesium | mg/l | 37.2 | 23.8 | 33 | 33 | 27 | |||||
| 0239 | Calcium, Dissolved | mg/l | 79.9 | 50.7 | 73 | 84 | 65 | |||||
| 0241 | Calcium | mg/l | 81 | 53.3 | 74 | 86 | 68 | |||||
| 0301 | Carbon, Organic, Dissolved as C :- {DOC} | mg/l | 3.65 | 5.29 | 3.5 | 5.4 | 6.6 | |||||
| 3408 | Zinc, Dissolved | μg/l | 9.28 | 27.5 | 18 | 15 | 8.9 | |||||
| 3410 | Nickel, Dissolved | μg/l | 2.42 | 2.21 | 2.6 | 3.7 | 2.7 | |||||
| 3878 | Nickel : BLM Bioavailable | μg/l | 0.7 | 0.65 | 0.69 | 0.79 | 0.63 | |||||
| 4821 | Copper : BLM Bioavailable | μg/l | 0.12 | 0.16 | 0.07 | 0.1 | 0.09 | |||||
| 6450 | Copper, Dissolved | μg/l | 1.76 | 3.61 | 1.1 | 2.4 | 2.7 | |||||
| 6455 | Zinc | μg/l | 21.1 | 41.3 | 24 | 27 | 31 | |||||
| 6460 | Iron, Dissolved | μg/l | 306 | 220 | 230 | 540 | 210 | |||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 70.9 | 79.7 | 82.1 | 74.7 | 80.2 | 96.4 | ||||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.86 | 8.34 | 7.72 | 7.32 | 7.88 | 9.41 |