sampling point
Bydemill Brook Above Thames, Hannington

Description	BYDEMILL BROOK ABOVE THAMES, HANNINGTON
Sampling point ID	TH-PUTR0238
Type	Freshwater – Rivers
Status	open
Location	easting northing: 419600 196500 lat lon: 51.666933, -1.717993
Area	West Thames
Sub-Area	L&W North Wt
Summary	114 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 114 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 14 Jul 2021 to 20 Jun 2024

Notation	Determinand	Units	14 Jul 2021 09:32	25 Aug 2021 13:37	8 Oct 2021 13:02	8 Nov 2021 11:09	24 Nov 2021 11:59	15 Dec 2021 12:15	10 Jan 2022 12:45	8 Feb 2022 11:30	23 Mar 2022 10:30	20 Jun 2024 15:21
0061	pH		7.99	8.02	8.02	7.91	8.05	7.88	7.89	8.14	8.01
0076	Temperature of Water	°C	15.6	15.5	14	8.5	7.5	9.7	6.6	8.4	8.5
0077	Conductivity at 25 C	μs/cm	805	782	793	824	841	852	796	829	821
0085	BOD : 5 Day ATU	mg/l										1.5
0111	Ammoniacal Nitrogen as N	mg/l	0.033	< 0.03	< 0.03	0.032	0.046	0.11	0.25	0.15	0.34	0.035
0116	Nitrogen, Total Oxidised as N	mg/l	3.5	3.2	3.3	4.6	4.8	4.9	5.3	4.8	4.8	4.2
0117	Nitrate as N	mg/l	3.48	3.19	3.29	4.57	4.76	4.84	5.23	4.77	4.77	4.17
0118	Nitrite as N	mg/l	0.022	0.015	0.013	0.028	0.042	0.063	0.069	0.034	0.035	0.029
0119	Ammonia un-ionised as N	mg/l	0.00089	< 0.00082	< 0.00073	0.00043	0.0007	0.0015	0.00277	0.00243	0.00556
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	300	280	290	310	300	310	310	300	310	300
0180	Orthophosphate, reactive as P	mg/l	0.7	0.54	1.1	0.48	0.44	0.44	0.31	0.34	0.34	0.36
9901	Oxygen, Dissolved, % Saturation	%	78.2	78.4	79.7	77.7	82.6	75.6	82.8	91.8	94.1
9924	Oxygen, Dissolved as O2	mg/l	7.76	7.8	8.19	9.08	9.89	8.58	10.1	10.7	11

Samples from 11 Jul 2019 to 29 Jun 2021

Notation	Determinand	Units	11 Jul 2019 13:30	23 Oct 2019 08:52	8 Nov 2019 13:00	22 Nov 2019 11:06	9 Dec 2019 12:23	27 Jan 2020 09:53	13 Feb 2020 09:07	9 Mar 2020 10:18	12 May 2021 09:17	29 Jun 2021 10:29
0061	pH		7.92	7.69	7.66	7.83	7.92	7.95	7.88	8.01	8.04	7.89
0076	Temperature of Water	°C	16.1	7.6	7.9	7.1	6.9	6.6	5.9	6.9	10.6	14.6
0077	Conductivity at 25 C	μs/cm	999	741	658	845	695	372	566	757	737	726
0111	Ammoniacal Nitrogen as N	mg/l	0.069	0.084	0.083	0.146	0.085	0.71	0.082	0.57	0.22	0.081
0116	Nitrogen, Total Oxidised as N	mg/l	1.1	< 0.2	5.93	7.16	5.2	4.5	3.7	5	4	3
0117	Nitrate as N	mg/l	1.08	0.194	5.89	7.08	5.15	4.46	3.68	4.98	3.96	2.97
0118	Nitrite as N	mg/l	0.016	0.0058	0.0413	0.0755	0.051	0.042	0.025	0.024	0.045	0.026
0119	Ammonia un-ionised as N	mg/l	0.00164	0.00063	0.0006	0.00146	0.00103	0.00901	0.00084	0.00828	0.00419	0.00161
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	300	300	239	301	260	270	200	300	260	270
0180	Orthophosphate, reactive as P	mg/l	1	0.34	0.366	0.487	0.33	0.32	0.27	0.28	0.59	0.29
9901	Oxygen, Dissolved, % Saturation	%	48.3	82.3	63.7	73.5	76	82.2	76.8	92.5	79.3	76.2
9924	Oxygen, Dissolved as O2	mg/l	4.74	9.83	7.55	8.89	9.24	10.1	9.57	11.2	8.81	7.73

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sampling point Bydemill Brook Above Thames, Hannington

Determinands

Sampling results

Samples from 14 Jul 2021 to 20 Jun 2024

Samples from 11 Jul 2019 to 29 Jun 2021

sampling point
Bydemill Brook Above Thames, Hannington