sampling point
Cornwell Brook At Kingham

Description	CORNWELL BROOK AT KINGHAM
Sampling point ID	TH-PEVR0002
Type	Freshwater – Rivers
Status	open
Location	easting northing: 425800 223200 lat lon: 51.906738, -1.626373
Area	West Thames
Sub-Area	L&W North Wt
Summary	135 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.

18 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
Chloride Ion
Cond @ 25C
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
SI-GQA
Temp Water
Type of Flow
pH
pH in-situ

Displaying the twenty most recent samples. You can see all 135 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 22 Sep 2023 to 2 Jul 2024

Notation	Determinand	Units	22 Sep 2023 12:02	26 Oct 2023 11:52	9 Nov 2023 12:14	29 Nov 2023 10:26	12 Dec 2023 11:29	23 Jan 2024 11:35	8 Feb 2024 10:49	15 Mar 2024 12:11	10 Jun 2024 12:49	2 Jul 2024 11:08
0061	pH		8.06	8.07	7.98	8.08	7.98	8.06	8.1	8.07	8.56	8.24
0076	Temperature of Water	°C	13	11.3	9	5.6	8.2	6.5	6.4	11.2	13.6	13.7
0077	Conductivity at 25 C	μs/cm	623	633	605	635	415	610	477	555	625	643
0085	BOD : 5 Day ATU	mg/l	< 1	1.1	1.1		2.2	1.9	2.1	1	1.1	< 1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	0.086	< 0.03	0.036	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	6.5	8	6.7	7.4	4.4	6.8	4.4	6	6.1	5.8
0117	Nitrate as N	mg/l	6.49	7.99	6.69	7.39	4.39	6.77	4.38	5.98	6.07	5.77
0118	Nitrite as N	mg/l	0.0088	0.012	0.01	0.01	0.0095	0.033	0.022	0.02	0.032	0.027
0119	Ammonia un-ionised as N	mg/l	< 0.00068	< 0.0006	< 0.00049	< 0.0004	< 0.00046	0.00121	< 0.00042	0.00072	< 0.00071	< 0.00072
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	210	230	230	250	160	230	190	220	220	230
0180	Orthophosphate, reactive as P	mg/l	0.4	0.12	0.11	0.14	0.082	0.095	0.14	0.085	0.24	0.37
9901	Oxygen, Dissolved, % Saturation	%	92.6	93.5	94.4	97.1	95.4	97.8	96.5	100.5	108.1	99.1
9924	Oxygen, Dissolved as O2	mg/l	9.73	10.2	10.9	12.2	11.2	12	11.9	11	11.2	10.3

Samples from 16 Oct 2019 to 25 Aug 2023

Notation	Determinand	Units	16 Oct 2019 11:49	20 Nov 2019 11:44	12 Dec 2019 09:22	28 Jan 2020 12:30	17 Feb 2020 10:08	12 Mar 2020 12:00	20 Jun 2023 10:48	14 Jul 2023 10:26	10 Aug 2023 09:50	25 Aug 2023 11:40
0061	pH		7.93	8.07	8.22	8.17	7.98	8.25	7.96	8.02	8.1	8.17
0076	Temperature of Water	°C	12.1	7.6	5.7	6.2	6.2	7.2	15.4	15	15.2	15.7
0077	Conductivity at 25 C	μs/cm	599	611	617	580	527	613	622	620	665	697
0085	BOD : 5 Day ATU	mg/l									1.2
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	0.04	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	8.3	9.88	8.6	7.8	6.9	8.6	5.9	6.9	6.8	6.3
0117	Nitrate as N	mg/l	8.29	9.87	8.59	7.79	6.89	8.59	5.86	6.88	6.79	6.29
0118	Nitrite as N	mg/l	0.014	0.0114	0.012	0.015	0.011	0.013	0.036	0.019	0.014	0.0099
0119	Ammonia un-ionised as N	mg/l	< 0.00054	< 0.00046	< 0.0004	< 0.00041	0.00053	< 0.00045	< 0.00074	< 0.00079	< 0.0008	< 0.00083
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	210	224	220	200	200	230	210	200	220	230
0180	Orthophosphate, reactive as P	mg/l	0.13	0.107	0.15	0.16	0.082	0.13	0.6	0.68	0.65	0.96
9901	Oxygen, Dissolved, % Saturation	%	88.1	95.7	96.2	93.6	88.4	97.5	84	92.2	93.1	100.4
9924	Oxygen, Dissolved as O2	mg/l	9.45	11.4	12.1	11.6	10.9	11.8	8.38	9.27	9.32	9.95

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sampling point Cornwell Brook At Kingham

Determinands

Sampling results

Samples from 22 Sep 2023 to 2 Jul 2024

Samples from 16 Oct 2019 to 25 Aug 2023

sampling point
Cornwell Brook At Kingham