sampling point
Valley Brook At Marshfield Bridge
Description | VALLEY BROOK AT MARSHFIELD BRIDGE |
---|---|
Sampling point ID | NW-88000697 |
Type | Freshwater – Rivers |
Status | open |
Location |
easting northing: 367442 355181 lat lon: 53.092826, -2.487617 |
Area | Greater Manchester Merseyside And Cheshire |
Sub-Area | Cheshire |
Summary | 151 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.
29 determinands have been measured at this site
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- Calcium - Ca
- Chloride Ion
- Cond @ 20C
- Cond @ 25C
- Cu Filtered
- Hardness
- Magnesium-Mg
- N Oxidised
- NH3 un-ion
- Nitrate-N
- Nitrite-N
- O Diss %sat
- OMR Smpl Num
- Orthophospht
- Oxygen Diss
- 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 151 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 17 Oct 2023 to 24 Jul 2024
Notation | Determinand | Units | 17 Oct 2023 09:21 | 20 Nov 2023 09:45 | 7 Dec 2023 11:13 | 17 Jan 2024 10:46 | 20 Feb 2024 10:46 | 22 Mar 2024 10:00 | 16 Apr 2024 10:44 | 14 May 2024 10:25 | 25 Jun 2024 10:24 | 24 Jul 2024 14:39 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0061 | pH | 8.1 | 8.04 | 7.9 | 8.01 | 7.89 | 8.06 | |||||
0076 | Temperature of Water | °C | 9.4 | 9.7 | 5.2 | 3.7 | 8.4 | 9.5 | ||||
0077 | Conductivity at 25 C | μs/cm | 652 | 667 | 631 | 749 | 577 | 624 | ||||
0085 | BOD : 5 Day ATU | mg/l | < 2 | < 3 | 2.5 | > 6.7 | < 3 | < 3 | ||||
0111 | Ammoniacal Nitrogen as N | mg/l | 0.093 | 0.091 | 0.17 | 0.23 | 0.099 | 0.1 | ||||
0116 | Nitrogen, Total Oxidised as N | mg/l | 4.8 | 5.2 | 5.3 | 6.6 | 4.8 | 4.4 | ||||
0117 | Nitrate as N | mg/l | 4.76 | 5.15 | 5.26 | 6.55 | 4.77 | 4.37 | ||||
0118 | Nitrite as N | mg/l | 0.044 | 0.054 | 0.038 | 0.049 | 0.032 | 0.034 | ||||
0119 | Ammonia un-ionised as N | mg/l | 0.00162 | 0.00162 | 0.00174 | 0.00264 | 0.00125 | 0.00176 | ||||
0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 200 | 200 | 160 | 210 | 170 | 190 | ||||
0180 | Orthophosphate, reactive as P | mg/l | 0.14 | 0.18 | 0.084 | 0.087 | 0.12 | 0.092 | ||||
9901 | Oxygen, Dissolved, % Saturation | % | 95.8 | 95.6 | 98.3 | 96.5 | 96.3 | 95.3 | ||||
9924 | Oxygen, Dissolved as O2 | mg/l | 10.9 | 10.8 | 12.5 | 12.7 | 11.3 | 10.9 |