sampling point
Can Water U/S River Ottery

Description	CANWORTHY WATER PRIOR TO RIVER OTTERY
Sampling point ID	SW-91222208
Type	Freshwater – Rivers
Status	open
Location	easting northing: 222396 91528 lat lon: 50.696209, -4.516124
Area	Devon And Cornwall
Sub-Area	Central Devon And Cornwall
Summary	102 samples taken between 2017 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.

27 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
Calcium - Ca
Cond @ 25C
Cu Filtered
Hardness
Hdnss Ca
Hdnss Mg
Magnesium-Mg
N Inorganic
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Potassium- K
Sld Sus@105C
Temp Water
Type of Flow
WethPresPrec
WethPresTemp
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 102 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 11 Feb 2015 to 28 Apr 2017

Notation	Determinand	Units	11 Feb 2015 13:31	22 May 2015 12:32	12 Aug 2015 12:37	9 Nov 2015 10:32	9 Mar 2016 14:37	13 Jun 2016 13:54	4 Nov 2016 09:34	8 Dec 2016 13:15	7 Feb 2017 14:13	28 Apr 2017 14:15
0061	pH		7.4	7.51	7.55	7.6	7.22	7.87	8.12	7.54	7.21	8.05
0076	Temperature of Water	°C	6.3	12.7	14.6	11.3	6.9	15	8.7	11.5	7.8	10
0077	Conductivity at 25 C	μs/cm	166	171	185	168	159	181	184	171	171	166
0111	Ammoniacal Nitrogen as N	mg/l	0.03	< 0.03	0.037	< 0.03	0.056	0.063	< 0.03	0.069	0.071	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	2.36	1.38	1.63	2.65	1.67	1.25	1.72	1.9	2.8	1.56
0117	Nitrate as N	mg/l	2.35	1.37	1.62	2.65	1.66	1.23	1.72	1.89	2.79	1.56
0118	Nitrite as N	mg/l	0.0084	0.01	0.0088	0.0042	0.0077	0.019	< 0.004	0.0117	0.0062	< 0.004
0119	Ammonia un-ionised as N	mg/l	0.00011	< 0.00022	0.00034	< 0.00024	0.00014	0.00124	< 0.0005	0.00049	0.00018	< 0.00055
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	22	30	30	24	22	35	33	27	8	28
0180	Orthophosphate, reactive as P	mg/l	< 0.01	0.012	0.031	0.012	0.016	0.023	0.012	0.014	0.016	< 0.01
9901	Oxygen, Dissolved, % Saturation	%	98	103.5	96.1	98	96.4	99.1	95.5	97.2	96.5	103.8
9924	Oxygen, Dissolved as O2	mg/l	12.1	11	9.75	10.7	11.7	9.97	11.1	10.6	11.5	11.7

Samples from 20 Nov 2006 to 20 Oct 2014

Notation	Determinand	Units	20 Nov 2006 12:05	6 Dec 2006 10:05	1 Mar 2013 09:33	11 Jun 2013 10:14	3 Sep 2013 13:09	12 Dec 2013 14:49	6 Jan 2014 12:39	3 Apr 2014 12:10	4 Jul 2014 11:30	20 Oct 2014 15:01
0061	pH		7.31	7.17	7.3	7.7	7.9	7.53	8.1	7.3	7.6	7.5
0076	Temperature of Water	°C	12	9.5	4.2	12.3	15.3	10.2	9.1	10.1	15.5	13.1
0077	Conductivity at 25 C	μs/cm			167	175	196	177	162	161	178	174
0085	BOD : 5 Day ATU	mg/l	1.8	1.2
0111	Ammoniacal Nitrogen as N	mg/l	0.178	0.09	0.047	< 0.03	< 0.03	< 0.03	0.168	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	4.99	5.61	1.88	1.74	0.79	1.73	2.72	1.99	1.7	2.38
0117	Nitrate as N	mg/l	4.97	5.6	1.87	1.73	0.786	1.73	2.71	1.98	1.68	2.37
0118	Nitrite as N	mg/l	0.021	0.012	0.0097	0.0109	< 0.004	0.0044	0.0082	0.0071	0.0168	0.007
0119	Ammonia un-ionised as N	mg/l	0.00078	0.00024	0.00011	< 0.00033	< 0.00064	< 0.00019	0.00287	< 0.00011	< 0.00033	< 0.00022
0162	Alkalinity to pH 4.5 as CaCO3	mg/l			27	32	39	27	22	25	32	23
0180	Orthophosphate, reactive as P	mg/l	0.029	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	0.022	< 0.02	0.028	0.018
1183	Weather : Precipitation		2	3
3267	Type of flow as description		4	4
6450	Copper, Dissolved	μg/l	3	2.8
6455	Zinc	μg/l	41.5	16.1
9901	Oxygen, Dissolved, % Saturation	%	88.3	99.5	97.3	100.5	106.2	97.5	95	102	100	101.1
9924	Oxygen, Dissolved as O2	mg/l	9.49	11.3	12.7	10.7	10.6	10.9	10.9	11.5	9.95	10.6

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sampling point Can Water U/S River Ottery

Determinands

Sampling results

Samples from 11 Feb 2015 to 28 Apr 2017

Samples from 20 Nov 2006 to 20 Oct 2014

sampling point
Can Water U/S River Ottery