sampling point
River Coly At Heathayne Farm

Description	RIVER COLY AT HEATHAYNE FARM
Sampling point ID	SW-70220527
Type	Freshwater – Rivers
Status	open
Location	easting northing: 323561 94314 lat lon: 50.743379, -3.084721
Area	Devon And Cornwall
Sub-Area	East Devon And Cornwall
Summary	91 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.

25 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
Temp Water
Type of Flow
WethPresPrec
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 91 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 10 Nov 2014 to 2 Feb 2017

Notation	Determinand	Units	10 Nov 2014 12:13	27 Mar 2015 12:50	17 Jun 2015 09:44	8 Sep 2015 11:52	27 Nov 2015 09:54	19 Jan 2016 12:50	13 Apr 2016 11:14	14 Jul 2016 11:08	20 Oct 2016 13:20	2 Feb 2017 11:28
0061	pH		7.68	8.2	8	8	7.82	7.5	8.3	8.4	8.11	7.61
0076	Temperature of Water	°C	9.6	7.9	14.8	12.7	10.7	5.1	9	15.3	10	9
0077	Conductivity at 25 C	μs/cm	358	269	439	432	381	291	384	431	427	214
0111	Ammoniacal Nitrogen as N	mg/l	0.111	< 0.03	0.036	< 0.03	0.045	0.094	< 0.03	< 0.03	< 0.03	0.093
0116	Nitrogen, Total Oxidised as N	mg/l	2.78	2.14	1.83	1.89	2	2.52	2.09	1.93	1.8	2.56
0117	Nitrate as N	mg/l	2.76	2.13	1.82	1.88	1.98	2.51	2.08	1.92	1.79	2.55
0118	Nitrite as N	mg/l	0.0165	0.0059	0.0118	0.0077	0.0199	0.0093	0.0083	0.0094	0.0058	0.0105
0119	Ammonia un-ionised as N	mg/l	0.00095	< 0.00047	0.00093	< 0.00067	0.00057	0.00038	< 0.00051	< 0.00081	< 0.00055	0.00065
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	82	90	96	98	96	66	93	97	88	53
0180	Orthophosphate, reactive as P	mg/l	0.081	0.052	0.049	0.084	0.078	0.077	0.039	0.054	0.07	0.143
9901	Oxygen, Dissolved, % Saturation	%	97	107	102	107	90.2	98	115	118	102.2	96.4
9924	Oxygen, Dissolved as O2	mg/l	11	12.7	10.3	11.3	10	12.5	13.3	11.8	11.5	11.1

Samples from 18 Oct 2006 to 13 Aug 2014

Notation	Determinand	Units	18 Oct 2006 10:55	8 Nov 2006 13:05	8 Dec 2006 10:10	7 Jan 2013 14:05	11 Apr 2013 13:32	2 Jul 2013 13:38	3 Oct 2013 12:28	20 Feb 2014 12:57	7 May 2014 13:22	13 Aug 2014 12:11
0061	pH		7.6	7.9	7.8	7.8	8.3	8.5	7.7	7.5	8.1	7.9
0076	Temperature of Water	°C	14.2	9.7	8.8	8.7	8.6	14.8	15.4	9.3	12.3	14.5
0077	Conductivity at 25 C	μs/cm				349	243	423	372	250	347	392
0085	BOD : 5 Day ATU	mg/l	1.4	1.2	< 1
0111	Ammoniacal Nitrogen as N	mg/l	0.05	< 0.03	0.049	0.117	0.06	< 0.03	0.045	0.112	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	3.94	2.47	5.46	2.75	2.84	2.09	2.91	1.55	1.94	1.76
0117	Nitrate as N	mg/l	3.92	2.46	5.44	2.73	2.81	2.08	2.89	1.54	1.93	1.75
0118	Nitrite as N	mg/l	0.0226	0.0087	0.0195	0.0163	0.0253	0.0086	0.0197	0.0094	0.009	0.0051
0119	Ammonia un-ionised as N	mg/l	0.0005	< 0.00043	0.00052	0.00123	0.00099	< 0.00078	0.00062	0.00062	< 0.00065	< 0.00061
0162	Alkalinity to pH 4.5 as CaCO3	mg/l				94	71	97	65	62	89	83
0180	Orthophosphate, reactive as P	mg/l	0.098	0.07	0.077	0.081	0.057	0.058	0.122	0.093	0.056	0.076
1183	Weather : Precipitation		6	1	3
3267	Type of flow as description		3	3	3
9901	Oxygen, Dissolved, % Saturation	%	98	101.5	93	91	106	122	93	98	105	96
9924	Oxygen, Dissolved as O2	mg/l	10	11.5	10.8	10.6	12.4	12.3	9.27	11.2	11.2	9.76

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sampling point River Coly At Heathayne Farm

Determinands

Sampling results

Samples from 10 Nov 2014 to 2 Feb 2017

Samples from 18 Oct 2006 to 13 Aug 2014

sampling point
River Coly At Heathayne Farm