sampling point
Chew Reservoir
| Description | CHEW RESERVOIR |
|---|---|
| Sampling point ID | NW-88017377 |
| Type | Freshwater – Lakes/Ponds/Reservoirs |
| Status | open |
| Location |
easting northing: 403579 401794 lat lon: 53.512803, -1.947492 |
| Area | Greater Manchester Merseyside And Cheshire |
| Sub-Area | Manchester |
| Summary | 139 samples taken between 2020 and 2004 |
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.
60 determinands have been measured at this site
- Al- Filtered
- Alk-Gran
- Alky pH 4.5
- Aluminium-Al
- Ammonia(N)
- C - Org Filt
- C - Organic
- CHLOROPHYLL
- Cadmium - Cd
- Calcium - Ca
- Cd Filtered
- Chloride Ion
- Chlorophylls
- Chromium -Cr
- Colour Filt
- Cond @ 20C
- Cond @ 25C
- Copper - Cu
- Cr- Filtered
- Cu Filtered
- Hardness
- K- Filtered
- Lead - as Pb
- Magnesium-Mg
- Mg Filtered
- N Oxid Filt
- N Oxidised
- N-Kjeldahl
- NH3 filt N
- Na- Filtered
- Ni- Filtered
- Nickel - Ni
- Nitrate Filt
- Nitrate-N
- Nitrite Filt
- Nitrite-N
- Nitrogen - N
- O Diss %sat
- OMR Smpl Num
- Oil & Grs Vs
- OrthophsFilt
- Oxygen Diss
- Pb Filtered
- Phenol Odour
- Phosphorus-P
- Potassium- K
- SiO2 Rv
- Sodium - Na
- Sulphate SO4
- Temp Water
- TurbidityNTU
- 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 10 Jun 2019 to 16 Mar 2020
| Notation | Determinand | Units | 10 Jun 2019 12:27 | 30 Jul 2019 16:42 | 21 Aug 2019 14:43 | 30 Sep 2019 14:33 | 21 Oct 2019 13:40 | 19 Nov 2019 12:43 | 17 Dec 2019 12:55 | 21 Jan 2020 13:22 | 17 Feb 2020 10:45 | 16 Mar 2020 12:05 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0072 | Colour, Filtered | hazen | 186 | 260 | 320 | 290 | 300 | 214 | 180 | 170 | 140 | 95 |
| 0077 | Conductivity at 25 C | μs/cm | 41 | 33 | 33 | 31 | 27 | 31 | 34 | 36 | 49 | 43 |
| 0348 | Phosphorus, Total as P | mg/l | 0.0513 | 0.06 | 0.057 | 0.052 | 0.046 | 0.036 | 0.029 | 0.028 | 0.032 | |
| 7610 | Alkalinity to pH 4.5 : Grans Plot | mg/l | -1.44 | < -5 | -1.6 | -1.9 | -2 | < 2 | < 2 | |||
| 7887 | Chlorophyll : Acetone Extract | μg/l | 2.2 | 3.1 | 1.2 | 1.8 | 1.1 | 0.99 | 1.1 | 0.98 | 1.7 | < 0.5 |
| 9686 | Nitrogen, Total as N | mg/l | 0.82 | 1.1 | 1.1 | 0.8 | 0.7 | 0.67 | 0.46 | 0.59 | 0.71 | 0.47 |
| 9856 | Orthophosphate, Filtered as P | mg/l | 0.0154 | 0.018 | 0.023 | 0.022 | 0.019 | 0.0147 | 0.014 | 0.012 | 0.011 | 0.0071 |
| 9943 | Nitrogen, Total Oxidised, Filtered as N | mg/l | 0.128 | 0.06 | 0.048 | 0.042 | 0.056 | 0.0446 | 0.066 | 0.12 | 0.17 | 0.17 |
Samples from 22 Aug 2018 to 13 May 2019
| Notation | Determinand | Units | 22 Aug 2018 09:57 | 26 Sep 2018 12:41 | 28 Nov 2018 12:08 | 3 Dec 2018 14:15 | 12 Dec 2018 11:30 | 12 Feb 2019 13:18 | 26 Feb 2019 12:37 | 27 Mar 2019 12:57 | 11 Apr 2019 12:05 | 13 May 2019 13:03 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0072 | Colour, Filtered | hazen | 224 | 196 | 187 | 191 | 189 | 158 | 153 | 125 | 118 | 115 |
| 0077 | Conductivity at 25 C | μs/cm | 41 | 56 | 55 | 55 | 50 | 45 | 46 | 45 | 44 | 43 |
| 0348 | Phosphorus, Total as P | mg/l | 0.174 | 0.0781 | 0.0535 | 0.0556 | 0.0445 | 0.0335 | 0.0349 | 0.0283 | 0.0277 | 0.0332 |
| 7610 | Alkalinity to pH 4.5 : Grans Plot | mg/l | -0.262 | < 1 | < 1 | < 1 | < 1 | < 1 | < 1 | < 1 | < 1 | -1.53 |
| 7887 | Chlorophyll : Acetone Extract | μg/l | 5.5 | 2.6 | 1.2 | 0.86 | 1.4 | 1.8 | < 1 | 1.2 | 1.4 | 1.2 |
| 9686 | Nitrogen, Total as N | mg/l | 1.43 | 1 | 0.89 | 1.02 | 0.77 | 0.77 | 0.78 | 0.7 | 0.68 | 0.59 |
| 9856 | Orthophosphate, Filtered as P | mg/l | 0.0478 | 0.0212 | 0.0238 | 0.0201 | 0.0182 | 0.0169 | 0.0137 | 0.0094 | 0.0106 | 0.0091 |
| 9943 | Nitrogen, Total Oxidised, Filtered as N | mg/l | 0.0946 | 0.174 | 0.141 | 0.184 | 0.168 | 0.24 | 0.235 | 0.192 | 0.205 | 0.226 |