sampling point
Tetbury Avon D/S Stream Support

Description	TETBURY AVON D/S STREAM SUPPORT
Sampling point ID	SW-Z6540110
Type	Freshwater – Rivers
Status	open
Location	easting northing: 389519 192535 lat lon: 51.631521, -2.152817
Area	Wessex
Sub-Area	North Wessex
Summary	162 samples taken between 2024 and 2003

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.

24 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
CHLOR A
CHLOROPHYLL
Cond @ 25C
Cu Filtered
N Oxidised
NH3 un-ion
NO FLOW/SAMP
Nitrate-N
Nitrite-N
O Diss %sat
Oil & Grs Vs
Orthophospht
Oxygen Diss
Phenol Odour
SiO2 Rv
Sld Sus@105C
Temp Water
Type of Flow
WethPresPrec
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 162 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 13 Jan 2020 to 22 Jul 2024

Notation	Determinand	Units	13 Jan 2020 11:13	24 Feb 2020 12:39	17 Mar 2020 11:54	25 May 2022 13:08	27 Jun 2022 10:53	11 Jul 2022 10:52	6 Sep 2022 10:51	4 Nov 2022 09:26	21 Nov 2022 09:28	22 Jul 2024 11:13
0061	pH		7.81	7.77	7.8	7.5	7.43	7.27	7.38	7.6	7.7	7.5
0076	Temperature of Water	°C	9.6	10.1	10.3	12	12.6	13.2	12.8	10.2	10.2	12.5
0077	Conductivity at 25 C	μs/cm	602	522	586	631	616	619	628	585	609	616
0085	BOD : 5 Day ATU	mg/l										1.1
0111	Ammoniacal Nitrogen as N	mg/l	0.076	0.041	0.046	< 0.03	0.035	0.056	< 0.03	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	7.9	6.2	7.3	6.5	0.69	0.2	0.6	11	8.7	6.2
0117	Nitrate as N	mg/l	7.9	6.19	7.3	6.5	0.686	0.196	0.596	11	8.7	6.19
0118	Nitrite as N	mg/l	0.0042	0.0057	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	0.0067	< 0.004	0.0096
0119	Ammonia un-ionised as N	mg/l	0.00087	0.00045	0.00054	< 0.0002	0.00021	0.00024	< 0.00016	< 0.00022	< 0.00028	< 0.00021
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	260	220	240	240	220	220	230	210	230	240
0180	Orthophosphate, reactive as P	mg/l	0.043	0.047	0.034	0.044	< 0.01	< 0.01	< 0.01	0.044	0.039	0.046
9901	Oxygen, Dissolved, % Saturation	%	94	96.4	95.6	90.9	64.5	44	46.6	88.4	91.7	82.6
9924	Oxygen, Dissolved as O2	mg/l	10.7	10.8	10.7	9.77	6.84	4.6	4.92	9.91	10.3	8.78

Samples from 27 Feb 2019 to 17 Dec 2019

Notation	Determinand	Units	27 Feb 2019 11:45	29 Apr 2019 15:11	14 May 2019 11:58	4 Jun 2019 10:44	25 Jul 2019 10:31	19 Aug 2019 11:33	2 Oct 2019 11:31	17 Oct 2019 12:28	12 Nov 2019 13:53	17 Dec 2019 14:41
0061	pH		7.69	7.67	7.48	7.51	7.45	7.43	7.79	7.63	7.79	7.75
0076	Temperature of Water	°C	10.8	11.9	11.5	12.4	13.1	12.6	11.6	11.1	9.7	9.6
0077	Conductivity at 25 C	μs/cm	626	630	625	623	627	612	614	614	607	597
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	0.036	0.03	< 0.03	< 0.03	< 0.03	0.035	0.042
0116	Nitrogen, Total Oxidised as N	mg/l	8.79	7.95	7.25	1.6	1.4	8.6	12	7.9	7.81	8
0117	Nitrate as N	mg/l	8.79	7.95	7.23	1.6	1.4	8.58	12	7.9	7.81	7.99
0118	Nitrite as N	mg/l	< 0.004	< 0.004	0.0187	< 0.004	< 0.004	0.021	0.007	< 0.004	< 0.004	0.0053
0119	Ammonia un-ionised as N	mg/l	< 0.00029	< 0.0003	< 0.00019	0.00026	0.0002	< 0.00018	< 0.00038	< 0.00026	0.00039	0.00042
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	241	227	233	230	230	230	220	240	253	240
0180	Orthophosphate, reactive as P	mg/l	0.035	0.03	0.041	< 0.01	< 0.01	0.035	0.05	0.037	0.041	0.058
9901	Oxygen, Dissolved, % Saturation	%	93.6	96.4	85	61.9	54.5	89	94	93.3	86.9	92.3
9924	Oxygen, Dissolved as O2	mg/l	10.3	10.4	9.25	6.6	5.72	9.44	10.2	10.2	9.86	10.5

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sampling point Tetbury Avon D/S Stream Support

Determinands

Sampling results

Samples from 13 Jan 2020 to 22 Jul 2024

Samples from 27 Feb 2019 to 17 Dec 2019

sampling point
Tetbury Avon D/S Stream Support