sampling point
Emmas Dike At Emmas Bridge, Witney

Description	EMMAS DIKE AT EMMAS BRIDGE, WITNEY
Sampling point ID	TH-PWRR0006
Type	Freshwater – Rivers
Status	closed
Location	easting northing: 435383 208900 lat lon: 51.777649, -1.488538
Area	West Thames
Sub-Area	L&W North Wt
Summary	170 samples taken between 2014 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.

23 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
COD as O2
Chloride Ion
Colour Filt
Cond @ 25C
GCMS S-Vol
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
SI-GQA
Sld NV@500C
Sld Sus@105C
Temp Water
Type of Flow
pH
pH in-situ

Displaying the twenty most recent samples. You can see all 170 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 18 Oct 2013 to 1 Oct 2014

Notation	Determinand	Units	18 Oct 2013 08:05	29 Oct 2013 15:54	13 Nov 2013 08:04	27 Nov 2013 07:43	2 Jan 2014 08:30	6 Feb 2014 08:21	5 Mar 2014 08:17	3 Apr 2014 07:50	2 Jul 2014 09:39	1 Oct 2014 08:53
0061	pH		7.63	7.41	7.31	7.44	7.33	7.31	7.37	7.44	7.49	8.02
0076	Temperature of Water	°C	12.6	12	10	10.5	9.5	9.3	9.1	10.7	13.7	13.8
0077	Conductivity at 25 C	μs/cm									759	823
0085	BOD : 5 Day ATU	mg/l	< 1	< 1	< 1	< 1	< 1	< 1	< 1	< 1
0111	Ammoniacal Nitrogen as N	mg/l	0.186	0.053	< 0.03	0.09	< 0.03	< 0.03	0.086	0.079	0.199	0.07
0116	Nitrogen, Total Oxidised as N	mg/l	5.83	6.41	6.52	6.22	6.74	7.16	7.47	7.48	4.5	1.07
0117	Nitrate as N	mg/l	5.77	6.38	6.51	6.19	6.73	7.15	7.43	7.46	4.3	1.04
0118	Nitrite as N	mg/l	0.0608	0.0259	0.0128	0.0254	0.0098	0.0119	0.0435	0.0239	0.201	0.035
0119	Ammonia un-ionised as N	mg/l	0.00177	0.00029	< 0.00011	0.00048	< 0.00011	< 0.00011	0.00035	0.00042	0.00149	0.00169
0135	Solids, Suspended at 105 C	mg/l	< 3	8.62	4.77	14	5.77	3.85	< 3	3.18
0162	Alkalinity to pH 4.5 as CaCO3	mg/l									260	294
0172	Chloride	mg/l	38.3	36.8	37.1	38.6	40.9	34.9	33.2	31.6
0180	Orthophosphate, reactive as P	mg/l	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	0.023	0.025	< 0.02	0.027	0.062
9901	Oxygen, Dissolved, % Saturation	%	61	54	73	55	54	56	55	59	39	81
9924	Oxygen, Dissolved as O2	mg/l	6.47	5.8	8.22	6.12	6.15	6.41	6.33	6.54	4.04	8.36

Samples from 26 Oct 2012 to 1 Aug 2013

Notation	Determinand	Units	26 Oct 2012 08:09	22 Nov 2012 12:51	17 Jan 2013 08:13	5 Feb 2013 09:09	6 Mar 2013 11:37	4 Apr 2013 08:23	23 Apr 2013 14:07	5 Jun 2013 12:52	4 Jul 2013 08:15	1 Aug 2013 07:41
0061	pH		7.5	7.31	7.5	7.39	7.73	7.41	7.74	7.6	7.63	7.57
0076	Temperature of Water	°C	11.3	11.5	8.8	8.6	10	7.7	17.1	13.7	13.6	16
0085	BOD : 5 Day ATU	mg/l	< 1	< 1	< 1	< 1	< 1	< 1	< 1	< 1	2.07	< 1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	0.055	0.482
0116	Nitrogen, Total Oxidised as N	mg/l	6.93	6.88	8.6	8.73	9.04	9.25	8.91	7.62	4.82	4.56
0117	Nitrate as N	mg/l	6.91	6.87	8.59	8.72	9.03	9.24	8.89	7.59	4.59	4.32
0118	Nitrite as N	mg/l	0.0213	0.0103	0.0097	0.0056	0.0088	0.0063	0.0242	0.0283	0.226	0.245
0119	Ammonia un-ionised as N	mg/l	< 0.00019	< 0.00013	< 0.00016	< 0.00012	< 0.0003	< 0.00012	< 0.00051	< 0.00029	0.00056	0.00515
0135	Solids, Suspended at 105 C	mg/l	7.55	5.83	5.85	5.9	6.07	5.92	6.15	11.6	70.9	3.43
0172	Chloride	mg/l	34.1	34.5	31.5	65.4	31.8	34.3	34.3	34.7	37.6	38.2
0180	Orthophosphate, reactive as P	mg/l	< 0.02	0.022	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	0.03	0.021
9901	Oxygen, Dissolved, % Saturation	%	63	52	66	58	73	66	100.9	80	64	41
9924	Oxygen, Dissolved as O2	mg/l	6.88	5.65	7.65	6.75	8.22	7.86	9.7	8.28	6.64	4.03

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sampling point Emmas Dike At Emmas Bridge, Witney

Determinands

Sampling results

Samples from 18 Oct 2013 to 1 Oct 2014

Samples from 26 Oct 2012 to 1 Aug 2013

sampling point
Emmas Dike At Emmas Bridge, Witney