sampling point
River Irwell At Irwell Vale Bridge
| Description | RIVER IRWELL AT IRWELL VALE BRIDGE |
|---|---|
| Sampling point ID | NW-88002096 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 379215 420218 lat lon: 53.677996, -2.316125 |
| Area | Greater Manchester Merseyside And Cheshire |
| Sub-Area | Manchester |
| Summary | 139 samples taken between 2018 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.
59 determinands have been measured at this site
- Alky pH 4.5
- Ammonia(N)
- As-Filtered
- BOD ATU
- C - Org Filt
- CHLOROPHYLL
- COD as O2
- Ca Filtered
- Cadmium - Cd
- Calcium - Ca
- Cd Filtered
- Chloride Ion
- Chlorophylls
- Chromium -Cr
- Cond @ 20C
- Cond @ 25C
- Copper - Cu
- Cr- Filtered
- Cu Filtered
- Fe- Filt
- Hardness
- Lead - as Pb
- Magnesium-Mg
- Mg Filtered
- N Oxidised
- NATGRIDREF
- NH3 un-ion
- Ni- Filtered
- Nickel - Ni
- Nitrate-N
- Nitrite-N
- O Diss %sat
- OMR Smpl Num
- OptDens@400F
- OptDens@410F
- OptDens@460F
- OptDens@510F
- OptDens@540F
- OptDens@570F
- OptDens@620F
- OptDens@670F
- OptDens@700F
- Orthophospht
- Oxygen Diss
- Pb Filtered
- 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
- Zn- Filtered
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 139 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 19 Apr 2013 to 4 Oct 2018
| Notation | Determinand | Units | 19 Apr 2013 11:57 | 10 Jul 2013 13:32 | 7 Oct 2013 09:25 | 13 Nov 2013 15:14 | 20 Jan 2014 10:27 | 31 Oct 2017 12:02 | 11 Jan 2018 11:53 | 5 Apr 2018 12:56 | 17 Jul 2018 14:55 | 4 Oct 2018 13:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.71 | 7.7 | 7.52 | 7.74 | 7.95 | ||||||
| 0076 | Temperature of Water | °C | 8.3 | 18.7 | 13.2 | 7.9 | 5.7 | |||||
| 0077 | Conductivity at 25 C | μs/cm | 444 | 443 | 329 | 273 | 261 | |||||
| 0085 | BOD : 5 Day ATU | mg/l | 2.24 | 1.92 | 1.21 | 1.22 | < 1 | |||||
| 0092 | Chemical Oxygen Demand :- {COD} | mg/l | 19 | 18 | 11 | 17 | < 10 | |||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | < 0.03 | < 0.03 | 0.046 | 0.046 | |||||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 4.29 | 6.04 | 3.64 | 2.12 | 2.24 | |||||
| 0117 | Nitrate as N | mg/l | 4.28 | 6.03 | 3.64 | 2.11 | 2.23 | |||||
| 0118 | Nitrite as N | mg/l | 0.0141 | 0.0098 | < 0.004 | 0.0127 | 0.0082 | |||||
| 0135 | Solids, Suspended at 105 C | mg/l | 4.52 | 5.2 | 3.95 | 3.77 | 4.97 | |||||
| 0172 | Chloride | mg/l | 46.8 | 28.9 | 21.3 | 16.9 | 18.3 | |||||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.504 | 0.642 | 0.301 | 0.09 | 0.131 | |||||
| 0182 | Silica, reactive as SiO2 | mg/l | 4.65 | 5.82 | 8.3 | 7.85 | 7.41 | |||||
| 0235 | Magnesium, Dissolved | mg/l | 5.49 | 6.15 | 3.73 | 6.29 | 7.55 | |||||
| 0239 | Calcium, Dissolved | mg/l | 27.5 | 29.8 | 21.8 | 31 | 34.2 | |||||
| 0301 | Carbon, Organic, Dissolved as C :- {DOC} | mg/l | 3.92 | 3.36 | 4.08 | 6.19 | 3.71 | |||||
| 6460 | Iron, Dissolved | μg/l | 163 | 133 | 175 | 236 | 108 | |||||
| 7887 | Chlorophyll : Acetone Extract | μg/l | 11.1 | 5.6 | 2.8 | 0.76 | 0.97 | |||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 112 | 119 | 100 | 99 | 100.1 | |||||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 13.1 | 11.1 | 10.5 | 11.7 | 12.5 |