sampling point
Caker Stream Below Alton Stw
Description | CAKER STREAM BELOW ALTON STW |
---|---|
Sampling point ID | TH-PWER0090 |
Type | Freshwater – Unspecified |
Status | closed |
Location |
easting northing: 473010 140000 lat lon: 51.154604, -0.957439 |
Area | West Thames |
Sub-Area | L&W South Wt |
Summary | 18 samples taken between 2020 and 2018 |
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
- Bifenthrin
- Cond @ 25C
- Cypermeth ID
- Cypermethrin
- DELTAMETHRIN
- Flumethrin
- HBCDD
- L Cyhalothrn
- O Diss %sat
- PFOS
- Permethrn-Tr
- Permethrn-cs
- Temp Water
- pFoctanoate
- pH
Sampling results
Samples from 3 Dec 2018 to 10 Mar 2020
Notation | Determinand | Units | 3 Dec 2018 13:20 | 3 Jan 2019 15:18 | 18 Feb 2019 13:41 | 21 Mar 2019 15:56 | 12 Jun 2019 14:17 | 10 Oct 2019 08:40 | 5 Dec 2019 10:34 | 2 Jan 2020 12:27 | 6 Feb 2020 11:27 | 10 Mar 2020 09:27 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0061 | pH | 7.61 | 7.94 | 7.74 | 7.75 | 7.62 | ||||||
0073 | Cypermethrin | μg/l | 5.0e-05 | 0.00261 | 0.0001 | 8.0e-05 | ||||||
0076 | Temperature of Water | °C | 11.7 | 7.8 | 9.9 | 8.2 | 10.3 | |||||
0077 | Conductivity at 25 C | μs/cm | 558 | 737 | 681 | 683 | 546 | |||||
5446 | Cypermethrin Identification | text | 1 | 1 | 1 | 1 | ||||||
7562 | Deltamethrin | μg/l | < 0.002 | < 0.002 | < 0.002 | |||||||
8896 | Bifenthrin | μg/l | < 0.001 | < 0.001 | < 0.001 | |||||||
9248 | Hexabromocyclododecane Total: (Sum of a, b, g) | μg/l | 0.00071 | 0.00126 | 0.00065 | 0.00086 | ||||||
9274 | Perfluorooctanoate anion | μg/l | 0.00109 | 0.00134 | 0.00131 | 0.0011 | ||||||
9276 | Perfluorooctylsulphonate anion | μg/l | 0.00318 | 0.0033 | 0.00311 | 0.00306 | ||||||
9341 | cis-Permethrin | μg/l | < 0.002 | < 0.002 | < 0.002 | < 0.0001 | ||||||
9342 | trans-Permethrin | μg/l | < 0.001 | < 0.001 | < 0.001 | < 0.0001 | ||||||
9472 | Lambda-cyhalothrin | μg/l | < 0.002 | < 0.002 | < 0.002 | |||||||
9862 | Flumethrin | μg/l | < 0.003 | < 0.003 | < 0.003 | |||||||
9901 | Oxygen, Dissolved, % Saturation | % | 79.5 | 87.6 | 88.4 | 91 | 93.1 |
Samples from 11 Jun 2018 to 28 Nov 2018
Notation | Determinand | Units | 11 Jun 2018 14:06 | 25 Jun 2018 10:37 | 20 Jul 2018 13:58 | 8 Aug 2018 13:44 | 17 Sep 2018 12:05 | 15 Oct 2018 09:58 | 6 Nov 2018 12:01 | 28 Nov 2018 13:07 |
---|---|---|---|---|---|---|---|---|---|---|
0073 | Cypermethrin | μg/l | 0.00025 | 2.0e-05 | 2.0e-05 | 0.00023 | 1.0e-05 | 3.0e-05 | 5.0e-05 | |
5446 | Cypermethrin Identification | text | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
7562 | Deltamethrin | μg/l | < 0.002 | < 0.002 | < 0.002 | < 0.002 | < 0.002 | < 0.002 | ||
8896 | Bifenthrin | μg/l | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | |
9248 | Hexabromocyclododecane Total: (Sum of a, b, g) | μg/l | 0.00113 | < 0.0002 | < 0.0002 | 0.00096 | 0.00022 | < 0.0002 | < 0.0002 | |
9274 | Perfluorooctanoate anion | μg/l | 0.00272 | 0.00073 | 0.00083 | 0.00406 | 0.0009 | 0.00196 | 0.00106 | |
9276 | Perfluorooctylsulphonate anion | μg/l | 0.0044 | 0.0026 | 0.00389 | 0.0051 | 0.00468 | 0.00558 | 0.00618 | |
9341 | cis-Permethrin | μg/l | < 0.002 | < 0.002 | < 0.002 | < 0.002 | < 0.002 | < 0.002 | < 0.002 | |
9342 | trans-Permethrin | μg/l | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | |
9472 | Lambda-cyhalothrin | μg/l | < 0.002 | < 0.002 | < 0.002 | < 0.002 | < 0.002 | < 0.002 | < 0.002 | |
9862 | Flumethrin | μg/l | < 0.003 | < 0.003 | < 0.003 | < 0.003 | < 0.003 | < 0.003 | < 0.003 |