sampling point
Churn At Gauging Station, Cerney Wick

Description	CHURN AT GAUGING STATION, CERNEY WICK
Sampling point ID	TH-PUTR0013
Type	Freshwater – Rivers
Status	open
Location	easting northing: 407600 196300 lat lon: 51.665423, -1.891506
Area	West Thames
Sub-Area	L&W North Wt
Summary	201 samples taken between 2024 and 2000

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.

33 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
CHLOR A
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
OrthophsFilt
OrthophsFilt
Oxygen Diss
Phenol Odour
Phosphorus-P
SI-EC-F
SI-GQA
Sld Sus@105C
Temp Water
Type of Flow
Zinc - as Zn
pH
pH in-situ

Displaying the twenty most recent samples. You can see all 201 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 21 Nov 2023 to 21 Aug 2024

Notation	Determinand	Units	21 Nov 2023 11:27	8 Dec 2023 09:03	18 Jan 2024 10:05	23 Feb 2024 09:50	22 Mar 2024 12:16	25 Apr 2024 10:50	20 May 2024 12:34	17 Jun 2024 11:49	15 Jul 2024 13:51	21 Aug 2024 10:20
0061	pH		8.13	8	8.24	8.18	8.38	8.28	8.24	8.21	8.18	8.13
0076	Temperature of Water	°C	9.9	8	4.3	6.7	10.2	8.7	13.4	13.4	14.9	15.4
0077	Conductivity at 25 C	μs/cm	537	530	510	500	514	508	497	486	485	471
0085	BOD : 5 Day ATU	mg/l				1.5	1	1.5	1	1.2	< 3	1.4
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	5	5.1	5.7	5.2	5.3	5.7	5.2	5	3.9	3.4
0117	Nitrate as N	mg/l	4.99	5.09	5.7	5.19	5.3	5.7	5.19	4.99	3.89	3.39
0118	Nitrite as N	mg/l	0.0064	0.0057	0.0042	0.0064	< 0.004	< 0.004	0.0056	0.0072	0.0092	0.0088
0119	Ammonia un-ionised as N	mg/l	< 0.00054	< 0.00047	< 0.00036	< 0.00043	< 0.00056	< 0.0005	< 0.0007	< 0.0007	< 0.00078	< 0.00081
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	88	220	210	210	200	210	210	190	190	200
0180	Orthophosphate, reactive as P	mg/l	0.021	0.031	0.022	0.027	0.012	0.014	0.011	0.011	0.015	< 0.01
9901	Oxygen, Dissolved, % Saturation	%	93.8	93.5	96.9	97.4	100.4	99.3	103.8	101.3	100.2	91.9
9924	Oxygen, Dissolved as O2	mg/l	10.6	11.1	12.6	11.9	11.3	11.5	10.8	10.6	10.1	9.16

Samples from 23 Nov 2018 to 17 Oct 2023

Notation	Determinand	Units	23 Nov 2018 09:05	5 Dec 2018 10:21	29 Apr 2019 10:46	19 May 2023 12:25	19 Jun 2023 12:13	17 Jul 2023 14:29	8 Aug 2023 12:19	4 Sep 2023 11:44	18 Sep 2023 14:40	17 Oct 2023 13:00
0061	pH		8.11	8.15	8.4	8.22	8.22	8.19	8.14	8.11	7.76	8.26
0076	Temperature of Water	°C	4.7	8.1	10.4	12.7	16.2	15.9	14.6	16.5	15.8	10.1
0077	Conductivity at 25 C	μs/cm	562	608	489	511	481	502	490	474	302	538
0085	BOD : 5 Day ATU	mg/l					1.1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	3.2	4.28	5.26	5.3	4.6	3.5	3.3	3.2	1.9	3.6
0117	Nitrate as N	mg/l	3.2	4.27	5.25	5.29	4.59	3.49	3.29	3.19	1.89	3.59
0118	Nitrite as N	mg/l	< 0.004	0.0075	0.006	0.0057	0.0092	0.0092	0.0069	0.0068	0.011	0.0056
0119	Ammonia un-ionised as N	mg/l	< 0.00037	< 0.00048	< 0.00056	< 0.00067	< 0.00086	< 0.00084	< 0.00077	< 0.00088	< 0.00049	< 0.00055
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	191	201	189	210	190	190	200	180	110	220
0180	Orthophosphate, reactive as P	mg/l	0.022	0.049	< 0.01	0.011	0.01	0.044	0.031	< 0.01	0.099	0.039
9901	Oxygen, Dissolved, % Saturation	%	104.4	89.1	93.2	105.4	97.6	97.5	94.9	96	89.1	97.5
9924	Oxygen, Dissolved as O2	mg/l	13.4	10.5	10.4	11.2	9.57	9.62	9.63	9.35	8.81	11

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sampling point Churn At Gauging Station, Cerney Wick

Determinands

Sampling results

Samples from 21 Nov 2023 to 21 Aug 2024

Samples from 23 Nov 2018 to 17 Oct 2023

sampling point
Churn At Gauging Station, Cerney Wick