sampling point
Stondon Bk. A600 Rd.Br. Holwellbury
Description | STONDON BK. A600 RD.BR. HOLWELLBURY |
---|---|
Sampling point ID | AN-13M31 |
Type | Freshwater – Rivers |
Status | open |
Location |
easting northing: 516795 234950 lat lon: 52.000708, -0.300069 |
Area | Cambridgeshire And Bedfordshire |
Sub-Area | Brampton Team Sub Area |
Summary | 30 samples taken between 2024 and 2013 |
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.
16 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
- TurbidityNTU
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 30 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 23 Jul 2015 to 1 Jul 2024
Notation | Determinand | Units | 23 Jul 2015 10:54 | 27 Oct 2015 11:37 | 4 Feb 2016 11:23 | 9 May 2016 11:08 | 13 Jul 2016 10:20 | 18 Aug 2016 09:53 | 8 Nov 2016 12:44 | 3 Mar 2017 12:38 | 6 Jun 2024 12:39 | 1 Jul 2024 13:33 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0061 | pH | 8 | 8.69 | 7.78 | 8.17 | 8.17 | 7.9 | |||||
0076 | Temperature of Water | °C | 7 | 16.1 | 4.7 | 6.2 | 11.8 | 15.1 | ||||
0077 | Conductivity at 25 C | μs/cm | 923 | 682 | 439 | 833 | 892 | 918 | ||||
0085 | BOD : 5 Day ATU | mg/l | < 3.67 | |||||||||
0111 | Ammoniacal Nitrogen as N | mg/l | 0.031 | 0.06 | 0.092 | < 0.03 | 0.045 | 0.051 | 0.24 | |||
0116 | Nitrogen, Total Oxidised as N | mg/l | 6.39 | 3.56 | 2.51 | < 0.2 | 5.63 | 4.9 | 2.9 | |||
0117 | Nitrate as N | mg/l | 6.38 | 3.52 | < 0.196 | 5.58 | 4.87 | 2.76 | ||||
0118 | Nitrite as N | mg/l | 0.0122 | 0.0396 | < 0.004 | 0.0483 | 0.028 | 0.14 | ||||
0119 | Ammonia un-ionised as N | mg/l | 0.00045 | 0.00171 | < 0.00022 | 0.00062 | 0.00106 | 0.00507 | ||||
0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 300 | 306 | 177 | 285 | 350 | 330 | ||||
0172 | Chloride | mg/l | 31.6 | |||||||||
0180 | Orthophosphate, reactive as P | mg/l | 0.06 | 0.021 | 0.182 | 0.348 | 0.079 | 0.079 | 0.17 | |||
6396 | Turbidity | ntu | 24.8 | |||||||||
7668 | No flow /No sample | 0 | 0 | 0 | ||||||||
9901 | Oxygen, Dissolved, % Saturation | % | 98.7 | 109.3 | 96.2 | 95.3 | 91.4 | 52.9 | ||||
9924 | Oxygen, Dissolved as O2 | mg/l | 12 | 10.7 | 12.4 | 11.8 | 9.87 | 5.31 |