sampling point
Cut Above Bull Brook, Warfield

Description	CUT ABOVE BULL BROOK, WARFIELD
Sampling point ID	TH-PTHR0123
Type	Freshwater – Unspecified
Status	open
Location	easting northing: 487670 171960 lat lon: 51.439856, -0.740032
Area	West Thames
Sub-Area	L&W South Wt
Summary	93 samples taken between 2024 and 2010

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.

14 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
Cond @ 25C
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Temp Water
Triclosan
pH

Displaying the twenty most recent samples. You can see all 93 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 10 Jul 2019 to 21 Jun 2024

Notation	Determinand	Units	10 Jul 2019 11:30	27 Aug 2019 13:02	11 Sep 2019 11:43	9 Oct 2019 09:21	1 Nov 2019 11:15	17 Dec 2019 09:30	7 Jan 2020 12:13	6 Feb 2020 09:42	4 Mar 2020 11:32	21 Jun 2024 11:11
0061	pH		7.83	7.87	8.13	7.65	7.71	7.61	7.81	7.85	7.73	7.94
0076	Temperature of Water	°C	17.2	20	14.5	11.7	10.5	6.3	7.7	3.9	5.7	15.1
0077	Conductivity at 25 C	μs/cm	637	597	638	564	719	467	717	612	532	680
0085	BOD : 5 Day ATU	mg/l										1.4
0111	Ammoniacal Nitrogen as N	mg/l	0.042	0.046	< 0.03	< 0.03	< 0.03	0.045	0.049	0.042	0.038	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	0.36	0.22	< 0.2	0.49	0.53	2.1	1.7	1.6	1.3	0.75
0117	Nitrate as N	mg/l	0.347	0.215	< 0.196	0.486	0.525	2.09	1.69	1.59	1.29	0.743
0118	Nitrite as N	mg/l	0.013	0.0047	< 0.004	0.0045	0.0053	0.01	0.015	0.011	0.0076	0.0074
0119	Ammonia un-ionised as N	mg/l	0.00088	0.0013	< 0.00076	< 0.00028	< 0.00029	0.00026	0.00049	0.00035	0.00027	< 0.00069
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	190	170	200	130	160	100	160	150	140	180
0180	Orthophosphate, reactive as P	mg/l	0.5	0.67	0.37	0.21	0.15	0.12	0.12	0.11	0.067	0.27
9901	Oxygen, Dissolved, % Saturation	%	73.9	73.3	83.9	75.9	81.2	85.2	95.3	93.6	97.3	84.3
9924	Oxygen, Dissolved as O2	mg/l	7.09	6.65	8.53	8.22	9.04	10.5	11.4	12.3	12.2	8.46

Samples from 15 Jun 2016 to 17 Jun 2019

Notation	Determinand	Units	15 Jun 2016 10:21	14 Jul 2016 14:13	13 Sep 2016 13:14	11 Oct 2016 09:40	10 Nov 2016 13:50	19 Jan 2017 11:05	3 Feb 2017 11:45	9 Apr 2019 14:01	2 May 2019 14:05	17 Jun 2019 13:10
0061	pH		8.08	8	7.87	7.67	7.93	8.14	7.61	7.83	7.2	7.97
0076	Temperature of Water	°C	16.1	15.8	19.3	8	7	2	7.1	8.2	12.8	15.2
0077	Conductivity at 25 C	μs/cm	559	588	596	695	572	688	616	754	761	630
0111	Ammoniacal Nitrogen as N	mg/l	0.076	0.039	< 0.03	< 0.03	0.041	0.048	0.062	0.108	0.122	0.037
0116	Nitrogen, Total Oxidised as N	mg/l	0.94	1.15	0.44	2.61	2.69	2.73	1.91	1.18	0.43	6.26
0117	Nitrate as N	mg/l	0.89	1.14	0.436	2.61	2.68	2.72	1.9	1.16	0.41	6.23
0118	Nitrite as N	mg/l	0.05	0.0134	< 0.004	0.0048	0.0112	0.0115	0.0146	0.0202	0.0204	0.0264
0119	Ammonia un-ionised as N	mg/l	0.00216	0.00109	< 0.0008	< 0.00022	0.00051	0.00049	0.00038	0.00117	0.00044	0.00092
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	141	145	164	174	109	137	120	150	178	131
0180	Orthophosphate, reactive as P	mg/l	0.232	0.31	0.422	0.323	0.111	0.102	0.101	0.099	0.219	0.199
9901	Oxygen, Dissolved, % Saturation	%	79.5	69.8	73	81.1	91.8	95.5	87	89.6	76.4	85.6
9924	Oxygen, Dissolved as O2	mg/l	7.81	6.9	6.71	9.59	11.1	13.2	10.5	10.5	8.07	8.57

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sampling point Cut Above Bull Brook, Warfield

Determinands

Sampling results

Samples from 10 Jul 2019 to 21 Jun 2024

Samples from 15 Jun 2016 to 17 Jun 2019

sampling point
Cut Above Bull Brook, Warfield