sampling point
Whitewater Above Blackwater
Description | WHITEWATER ABOVE BLACKWATER |
---|---|
Sampling point ID | TH-PLDR0045 |
Type | Freshwater – Rivers |
Status | open |
Location |
easting northing: 474100 163390 lat lon: 51.364746, -0.937018 |
Area | West Thames |
Sub-Area | L&W South Wt |
Summary | 190 samples taken between 2024 and 2000 |
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.
30 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- AmoniaTotYSI
- BOD ATU
- Calcium - Ca
- Chloride Ion
- Cond @ 20C
- Cond @ 25C
- Copper - Cu
- Cu Filtered
- Hardness
- Magnesium-Mg
- N Oxidised
- NH3 un-ion
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Oil & Grs Vs
- Orthophospht
- Oxygen Diss
- Phenol Odour
- SI-EC-F
- SI-GQA
- Sld Sus@105C
- Temp Water
- Type of Flow
- Zinc - as Zn
- pH
- pH in-situ
Sampling results
Displaying the twenty most recent samples. You can see all 190 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 26 Oct 2016 to 9 Jul 2024
Samples from 8 Aug 2014 to 25 Jul 2016
Notation | Determinand | Units | 8 Aug 2014 11:58 | 17 Nov 2014 14:46 | 8 Dec 2014 13:24 | 11 Mar 2015 09:42 | 4 Jun 2015 11:26 | 17 Sep 2015 11:36 | 30 Nov 2015 12:44 | 11 Jan 2016 09:27 | 14 Apr 2016 12:03 | 25 Jul 2016 11:05 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0061 | pH | 7.79 | 7.59 | 7.84 | 7.98 | 7.84 | 7.62 | 7.84 | 8.49 | 7.7 | 8.14 | |
0076 | Temperature of Water | °C | 17.1 | 9.9 | 6.2 | 7 | 13.5 | 13.3 | 10.3 | 6.6 | 11 | 17 |
0077 | Conductivity at 25 C | μs/cm | 650 | 480 | 605 | 624 | 409 | 609 | 409 | 577 | 649 | |
0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | 0.067 | 0.123 | 0.049 | 0.179 | 0.119 | 0.294 | 0.072 | < 0.03 | |
0116 | Nitrogen, Total Oxidised as N | mg/l | 8.07 | 7.86 | 7.79 | 8.64 | 3.89 | 6.61 | 3.98 | 6.25 | 8.2 | |
0117 | Nitrate as N | mg/l | 8.06 | 7.8 | 7.73 | 8.6 | 3.84 | 6.5 | 3.95 | 6.19 | 8.19 | |
0118 | Nitrite as N | mg/l | 0.009 | 0.0578 | 0.0597 | 0.0421 | 0.0475 | 0.11 | 0.035 | 0.064 | 0.0129 | |
0119 | Ammonia un-ionised as N | mg/l | < 0.00057 | 0.00064 | 0.00172 | 0.0008 | 0.00176 | 0.00154 | 0.00418 | 0.00072 | < 0.00091 | |
0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 181 | 160 | 183 | 170 | 95 | 166 | 111 | 174 | 190 | |
0180 | Orthophosphate, reactive as P | mg/l | 0.124 | 0.065 | 0.047 | 0.122 | 0.142 | 0.066 | 0.097 | 0.041 | 0.088 | |
9901 | Oxygen, Dissolved, % Saturation | % | 80.5 | 63.4 | 86.3 | 70.3 | 60.3 | 73.9 | 79.9 | 86.2 | 73.3 | |
9924 | Oxygen, Dissolved as O2 | mg/l | 7.74 | 7.16 | 10.5 | 7.31 | 6.3 | 8.27 | 9.78 | 9.49 | 7.07 |