sampling point
River Bollin At Ashley Bridge
| Description | RIVER BOLLIN AT ASHLEY BRIDGE |
|---|---|
| Sampling point ID | NW-88002568 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 376993 385690 lat lon: 53.367559, -2.347213 |
| Area | Greater Manchester Merseyside And Cheshire |
| Sub-Area | Manchester |
| Summary | 219 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.
36 determinands have been measured at this site
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- CHLOROPHYLL
- COD as O2
- Calcium - Ca
- Chloride Ion
- Chlorophylls
- Cond @ 20C
- Cond @ 25C
- Cu Filtered
- Hardness
- Magnesium-Mg
- N Oxidised
- NH3 un-ion
- Nitrate-N
- Nitrite-N
- O Diss %sat
- OMR Smpl Num
- Oil & Grs Vs
- Orthophospht
- Oxygen Diss
- Phenol Odour
- Phosphorus-P
- SiO2 Rv
- Sld NV@500C
- Sld Sus@105C
- Temp Water
- Weth-Visibty
- Weth7Dy-Prec
- Weth7Dy-Temp
- Weth7Dy-Vsy
- WethPresPrec
- WethPresTemp
- Zinc - as Zn
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 219 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 20 Oct 2023 to 16 Jul 2024
| Notation | Determinand | Units | 20 Oct 2023 08:28 | 24 Nov 2023 09:06 | 6 Dec 2023 14:09 | 16 Jan 2024 14:31 | 22 Feb 2024 11:22 | 20 Mar 2024 09:03 | 17 Apr 2024 12:13 | 14 May 2024 09:45 | 17 Jun 2024 12:18 | 16 Jul 2024 12:44 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.83 | 8 | 7.83 | 8.15 | 7.74 | 7.8 | |||||
| 0076 | Temperature of Water | °C | 13.4 | 9.2 | 4.5 | 3.5 | 8 | 10.6 | ||||
| 0077 | Conductivity at 25 C | μs/cm | 345 | 366 | 403 | 683 | 274 | 411 | ||||
| 0085 | BOD : 5 Day ATU | mg/l | 5 | 4.1 | 2.6 | 3 | 1.3 | 8.6 | ||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.21 | 0.19 | 0.2 | 0.73 | 0.27 | 0.59 | ||||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 2.9 | 4.3 | 2.9 | 4.8 | 1.7 | 4.5 | ||||
| 0117 | Nitrate as N | mg/l | 2.86 | 4.23 | 2.86 | 4.74 | 1.67 | 4.44 | ||||
| 0118 | Nitrite as N | mg/l | 0.043 | 0.069 | 0.037 | 0.064 | 0.026 | 0.061 | ||||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00335 | 0.00327 | 0.00165 | 0.00826 | 0.00235 | 0.00714 | ||||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 110 | 99 | 110 | 140 | 84 | 110 | ||||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.36 | 0.31 | 0.21 | 0.44 | 0.12 | 0.42 | ||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 93.7 | 95.4 | 97.4 | 96.7 | 97.1 | 90.4 | ||||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 9.76 | 11 | 12.6 | 12.8 | 11.5 | 10 |