sampling point
Tetbury Avon U/S Tetbury Stw

Description	TETBURY AVON U/S TETBURY STW
Sampling point ID	SW-Z6540112
Type	Freshwater – Rivers
Status	closed
Location	easting northing: 389335 192817 lat lon: 51.634053, -2.155484
Area	Wessex
Sub-Area	East Wessex
Summary	123 samples taken between 2010 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.

30 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
Calcium - Ca
Cond @ 20C
Cond @ 25C
Cu Filtered
Hardness
Hdnss Ca
Hdnss Mg
Magnesium-Mg
N Inorganic
N Oxidised
NH3 un-ion
NO FLOW/SAMP
Nitrate-N
Nitrite-N
O Diss %sat
Oil & Grs Vs
Orthophospht
Oxygen Diss
Phenol Odour
Potassium- K
Sld Sus@105C
Temp Water
Type of Flow
WethPresPrec
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 123 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 22 Oct 2009 to 20 Apr 2010

Notation	Determinand	Units	22 Oct 2009 12:36	18 Nov 2009 09:35	26 Nov 2009 10:49	1 Dec 2009 09:34	8 Dec 2009 14:47	15 Dec 2009 11:37	2 Feb 2010 10:05	25 Feb 2010 15:50	7 Apr 2010 14:16	20 Apr 2010 08:52
0061	pH			7.87	7.73	7.55	7.83	7.67	7.8	8	8.06	7.62
0076	Temperature of Water	°C		11.8	8.9	7.8	9.6	8.9	8.8	9.19	10.9	8.77
0077	Conductivity at 25 C	μs/cm		613	520	589	594	605	619	633	609	632
0085	BOD : 5 Day ATU	mg/l		< 1	1.2	< 1	< 1	< 1	< 1	< 1	< 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
0116	Nitrogen, Total Oxidised as N	mg/l		10	7.54	9.84	9.12	9.04	9.35	8.55	8.88	8.74
0117	Nitrate as N	mg/l		10	7.54	9.84	9.12	9.04	9.35	8.55	8.88	8.74
0118	Nitrite as N	mg/l		< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	0.0048
0119	Ammonia un-ionised as N	mg/l		< 0.00047	< 0.00027	< 0.00017	< 0.00036	< 0.00024	< 0.00032	< 0.00052	< 0.00058	< 0.00021
0135	Solids, Suspended at 105 C	mg/l		3.7	20.5	3.5	3.92	4.72	6.15	< 3	< 3	< 3
0162	Alkalinity to pH 4.5 as CaCO3	mg/l		240	207	220	242	248	232	254	249	244
0180	Orthophosphate, reactive as P	mg/l		0.04	0.071	0.03	0.029	0.028	0.029	0.032	< 0.02	0.022
0664	Visible oil or grease, significant trace: Present/Not found (1/0)	pres/nf		0	0	0	0	0	0	0	0	0
6450	Copper, Dissolved	μg/l		3.3	2.3	1.1	2.5	1.9	1.9	3.47	< 1	2.2
6455	Zinc	μg/l		6.9	19.2	< 5	< 5	5.1	15.6	< 5	< 5	< 5
6841	Phenolic Odour	pres/nf		0	0	0	0	0	0	0	0	0
7668	No flow /No sample		0
9901	Oxygen, Dissolved, % Saturation	%		93	92.7	88.3	93	89.8	103.4	101.3	105.8	93.3
9924	Oxygen, Dissolved as O2	mg/l		10	10.7	10.5	10.6	10.4	12	11.6	11.7	10.8

Samples from 26 Feb 2009 to 9 Oct 2009

Notation	Determinand	Units	26 Feb 2009 11:02	19 Mar 2009 09:49	22 Apr 2009 09:19	15 May 2009 08:45	7 Jul 2009 13:35	24 Jul 2009 13:00	19 Aug 2009 12:20	16 Sep 2009 09:00	22 Sep 2009 09:49	9 Oct 2009 08:45
0061	pH		7.76	7.69					7.97
0076	Temperature of Water	°C	9.05	10.1					15.3
0077	Conductivity at 25 C	μs/cm	620	628					612
0085	BOD : 5 Day ATU	mg/l	< 1	1.1					< 1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03					< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	9.81	8.47					6.73
0117	Nitrate as N	mg/l	9.81	8.47					6.72
0118	Nitrite as N	mg/l	< 0.004	< 0.004					0.0055
0119	Ammonia un-ionised as N	mg/l	< 0.0003	< 0.00027					< 0.00075
0135	Solids, Suspended at 105 C	mg/l	< 3	< 3					< 3
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	246	246					242
0180	Orthophosphate, reactive as P	mg/l	0.022	0.056					0.037
0664	Visible oil or grease, significant trace: Present/Not found (1/0)	pres/nf	0	0					0
6450	Copper, Dissolved	μg/l	< 1	< 1					1.5
6455	Zinc	μg/l	< 5	< 5					5.3
6841	Phenolic Odour	pres/nf	0	0					0
7668	No flow /No sample				0	0	0	0		0	0	0
9901	Oxygen, Dissolved, % Saturation	%	96.2	89.3					93.2
9924	Oxygen, Dissolved as O2	mg/l	11.1	10					9.31

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sampling point Tetbury Avon U/S Tetbury Stw

Determinands

Sampling results

Samples from 22 Oct 2009 to 20 Apr 2010

Samples from 26 Feb 2009 to 9 Oct 2009

sampling point
Tetbury Avon U/S Tetbury Stw