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 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

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