sampling point
Walkerwood Reservoir
Description | WALKERWOOD RESERVOIR |
---|---|
Sampling point ID | NW-88017385 |
Type | Freshwater – Lakes/Ponds/Reservoirs |
Status | open |
Location |
easting northing: 398800 399000 lat lon: 53.487699, -2.019546 |
Area | Greater Manchester Merseyside And Cheshire |
Sub-Area | Manchester |
Summary | 118 samples taken between 2020 and 2010 |
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.
8 determinands have been measured at this site
- Alk-Gran
- CHLOROPHYLL
- Colour Filt
- Cond @ 25C
- N Oxid Filt
- Nitrogen - N
- OrthophsFilt
- Phosphorus-P
Sampling results
Displaying the twenty most recent samples. You can see all 118 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 24 Jun 2019 to 16 Mar 2020
Notation | Determinand | Units | 24 Jun 2019 11:31 | 31 Jul 2019 13:18 | 21 Aug 2019 15:14 | 12 Sep 2019 11:12 | 29 Oct 2019 09:43 | 19 Nov 2019 14:36 | 17 Dec 2019 10:33 | 9 Jan 2020 10:32 | 12 Feb 2020 12:49 | 16 Mar 2020 10:53 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0072 | Colour, Filtered | hazen | 18 | 42 | 38 | 39 | 43 | 36 | 36 | 27 | 28 | 18 |
0077 | Conductivity at 25 C | μs/cm | 87 | 77 | 79 | 78 | 78 | 82 | 83 | 85 | 87 | 105 |
0348 | Phosphorus, Total as P | mg/l | 0.0093 | 0.021 | 0.016 | 0.025 | 0.015 | 0.008 | 0.0081 | 0.0077 | 0.0075 | |
7610 | Alkalinity to pH 4.5 : Grans Plot | mg/l | 11.5 | 9.4 | 9.7 | 11 | 11 | 12 | 12 | 12 | 13 | |
7887 | Chlorophyll : Acetone Extract | μg/l | 3.6 | 4.3 | 18 | 7.8 | 8.3 | 3.7 | 2.8 | 0.67 | 1.8 | 5 |
9686 | Nitrogen, Total as N | mg/l | 0.63 | 0.72 | 0.75 | 0.7 | 0.67 | 0.61 | 0.6 | 0.6 | 0.6 | 0.59 |
9856 | Orthophosphate, Filtered as P | mg/l | 0.0015 | 0.0056 | 0.0029 | 0.003 | 0.0076 | 0.0018 | 0.0029 | 0.003 | 0.0021 | 0.0014 |
9943 | Nitrogen, Total Oxidised, Filtered as N | mg/l | 0.47 | 0.35 | 0.44 | 0.39 | 0.42 | 0.43 | 0.45 | 0.44 | 0.45 | 0.42 |
Samples from 22 Aug 2018 to 13 May 2019
Notation | Determinand | Units | 22 Aug 2018 08:25 | 13 Sep 2018 11:12 | 2 Oct 2018 14:09 | 13 Nov 2018 12:20 | 28 Nov 2018 13:54 | 22 Jan 2019 12:40 | 6 Feb 2019 11:22 | 8 Mar 2019 12:08 | 24 Apr 2019 10:46 | 13 May 2019 11:05 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0072 | Colour, Filtered | hazen | 7.1 | 14 | 9.5 | 7.3 | 15 | 30 | 28 | 29 | 30 | 27 |
0077 | Conductivity at 25 C | μs/cm | 93 | 94 | 94 | 98 | 98 | 89 | 89 | 89 | 85 | 85 |
0348 | Phosphorus, Total as P | mg/l | 0.0143 | 0.0086 | 0.0096 | 0.0312 | 0.0118 | 0.0139 | 0.0143 | 0.0125 | 0.0136 | 0.0112 |
7610 | Alkalinity to pH 4.5 : Grans Plot | mg/l | 15.3 | 16 | 16.1 | 17.2 | 16.3 | 11.4 | 11 | 10.8 | 9.62 | 10.5 |
7887 | Chlorophyll : Acetone Extract | μg/l | 2.7 | 8.8 | 7.6 | 4 | 4.5 | 0.94 | 0.82 | 1.8 | 5.2 | 4.7 |
9686 | Nitrogen, Total as N | mg/l | 0.41 | 0.44 | 0.41 | 0.41 | 0.47 | 0.73 | 0.78 | 0.75 | 0.71 | 0.67 |
9856 | Orthophosphate, Filtered as P | mg/l | 0.0059 | 0.002 | 0.0014 | 0.0138 | 0.0034 | 0.0078 | 0.0072 | 0.0056 | 0.0031 | 0.0028 |
9943 | Nitrogen, Total Oxidised, Filtered as N | mg/l | 0.216 | 0.201 | 0.202 | 0.222 | 0.276 | 0.519 | 0.539 | 0.546 | 0.535 | 0.526 |