sampling point
Catchwater Drain U/S East Kirkby Stw
Description | CATCHWATER DRAIN U/S EAST KIRKBY STW |
---|---|
Sampling point ID | AN-CTWEASTK |
Type | Freshwater – Rivers |
Status | open |
Location |
easting northing: 530594 360336 lat lon: 53.124196, -0.049836 |
Area | Lincolnshire And Northamptonshire |
Sub-Area | North & South Team Sub Area |
Summary | 23 samples taken between 2021 and 2019 |
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.
15 determinands have been measured at this site
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- Chloride Ion
- Cond @ 25C
- 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 23 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 9 Mar 2021 to 2 Dec 2021
Samples from 23 Oct 2019 to 17 Feb 2021
Notation | Determinand | Units | 23 Oct 2019 12:36 | 4 Dec 2019 10:55 | 23 Jan 2020 10:37 | 13 Feb 2020 11:50 | 5 Mar 2020 11:26 | 8 Oct 2020 11:39 | 3 Nov 2020 11:37 | 8 Dec 2020 11:25 | 12 Jan 2021 11:07 | 17 Feb 2021 10:47 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0061 | pH | 7.74 | 7.73 | 8.19 | 8.06 | 7.94 | ||||||
0076 | Temperature of Water | °C | 12.9 | 10.2 | 3.9 | 4.6 | 5.8 | |||||
0077 | Conductivity at 25 C | μs/cm | 685 | 840 | 877 | 867 | 772 | |||||
0085 | BOD : 5 Day ATU | mg/l | 1.1 | 1.3 | 1.4 | 1.7 | < 1 | < 3 | < 1 | 1.7 | 1.3 | |
0111 | Ammoniacal Nitrogen as N | mg/l | 0.031 | < 0.03 | 0.03 | 0.033 | < 0.03 | 0.052 | < 0.03 | 0.051 | 0.046 | < 0.03 |
0116 | Nitrogen, Total Oxidised as N | mg/l | 17 | 14 | 13 | 7.4 | 19 | 9.3 | 14 | 20 | 15 | 13 |
0117 | Nitrate as N | mg/l | 9.25 | 13.9 | 19.9 | 14.9 | 12.8 | |||||
0118 | Nitrite as N | mg/l | 0.053 | 0.073 | 0.12 | 0.082 | 0.18 | |||||
0119 | Ammonia un-ionised as N | mg/l | 0.00065 | < 0.0003 | 0.00059 | 0.00056 | < 0.00035 | |||||
0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 230 | 240 | 240 | 240 | 220 | |||||
0172 | Chloride | mg/l | 69 | 59 | 58 | 42 | 55 | |||||
0180 | Orthophosphate, reactive as P | mg/l | 0.075 | 0.057 | 0.056 | 0.041 | 0.19 | 0.15 | 0.081 | 0.038 | 0.055 | 0.033 |
9901 | Oxygen, Dissolved, % Saturation | % | 60.6 | 62.4 | 87.7 | 86.3 | 89.9 | |||||
9924 | Oxygen, Dissolved as O2 | mg/l | 6.38 | 7 | 11.5 | 11.1 | 11.2 |