sampling point
Mar Dyke West Childerditch Lane
| Description | MAR DYKE WEST CHILDERDITCH LANE |
|---|---|
| Sampling point ID | AN-MD0517 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 561580 188860 lat lon: 51.575445, 0.330356 |
| Area | Essex Norfolk And Suffolk |
| Sub-Area | Essex Team Sub Area |
| Summary | 40 samples taken between 2024 and 2011 |
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.
19 determinands have been measured at this site
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- C - Org Filt
- Ca Filtered
- Cd Filtered
- Cond @ 25C
- Hg Filtered
- Mg Filtered
- N Oxidised
- NH3 un-ion
- NO FLOW/SAMP
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- Temp Water
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 40 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 27 Oct 2023 to 22 Jul 2024
Samples from 10 Aug 2012 to 26 Sep 2023
| Notation | Determinand | Units | 10 Aug 2012 14:15 | 7 Sep 2012 10:56 | 3 Oct 2012 10:01 | 7 Nov 2012 12:58 | 8 Nov 2012 09:28 | 21 Nov 2012 15:05 | 31 May 2023 14:16 | 1 Aug 2023 12:16 | 18 Sep 2023 14:25 | 26 Sep 2023 14:09 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.82 | 8.11 | 7.94 | 7.95 | 8.03 | 8.06 | 8.2 | ||||
| 0076 | Temperature of Water | °C | 16.7 | 14.3 | 8.3 | 8.6 | 9.6 | 13.1 | 17.7 | |||
| 0077 | Conductivity at 25 C | μs/cm | 779 | 764 | 893 | 1304 | 981 | 745 | ||||
| 0085 | BOD : 5 Day ATU | mg/l | 1 | < 2 | ||||||||
| 0103 | Mercury, Dissolved | μg/l | < 0.01 | |||||||||
| 0106 | Cadmium, Dissolved | μg/l | < 0.01 | |||||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.038 | 0.354 | < 0.03 | < 0.03 | < 0.03 | 0.054 | < 0.03 | |||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 0.76 | 1.44 | 1.45 | 4 | 2.41 | 2.1 | 1.3 | |||
| 0117 | Nitrate as N | mg/l | 0.752 | 1.38 | 1.44 | 3.99 | 2.41 | 2.09 | 1.3 | |||
| 0118 | Nitrite as N | mg/l | 0.0085 | 0.0617 | 0.0052 | 0.0066 | 0.0043 | 0.0064 | < 0.004 | |||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00075 | 0.00884 | < 0.00042 | < 0.00044 | < 0.00053 | 0.00124 | < 0.00096 | |||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 159 | 176 | 158 | 183 | 215 | 170 | 170 | |||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.486 | 1.2 | 0.184 | 0.188 | 0.238 | 0.38 | 0.95 | |||
| 0235 | Magnesium, Dissolved | mg/l | 14 | |||||||||
| 0239 | Calcium, Dissolved | mg/l | 78 | |||||||||
| 0301 | Carbon, Organic, Dissolved as C :- {DOC} | mg/l | 6 | |||||||||
| 7668 | No flow /No sample | 3 | 0 | 0 | ||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 89 | 81.8 | 90.5 | 88.5 | 89.1 | 95.8 | 91.2 | |||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.63 | 8.35 | 10.6 | 10.3 | 10.1 | 10 | 8.66 |