sampling point
R.Caen At Stockland Cottages

Description	R.CAEN AT STOCKLAND COTTAGES, HEDDON MILL
Sampling point ID	SW-73011605
Type	Freshwater – Unspecified
Status	open
Location	easting northing: 249912 140095 lat lon: 51.140392, -4.146829
Area	Devon And Cornwall
Sub-Area	East Devon And Cornwall
Summary	51 samples taken between 2022 and 2013

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.

12 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
Cond @ 25C
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Temp Water
pH

Displaying the twenty most recent samples. You can see all 51 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 28 Jun 2021 to 18 Mar 2022

Notation	Determinand	Units	28 Jun 2021 13:25	20 Jul 2021 12:12	13 Sep 2021 12:09	16 Sep 2021 10:19	14 Oct 2021 10:47	25 Nov 2021 11:42	9 Dec 2021 11:34	19 Jan 2022 11:02	22 Feb 2022 11:07	18 Mar 2022 08:35
0061	pH		7.7	8	7.6	8.16	7.44	7.8	7.61	7.5	7.78	7.57
0076	Temperature of Water	°C	14.2	15.7	14.1	13.5	10.7	8.7	8.7	8.8	9.8	7.5
0077	Conductivity at 25 C	μs/cm	160	178	173	172	172	168	167	177	191	178
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	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	2.1	2.9	3	2.9	2.8	3.1	3.4	3.8	3.8	3.4
0117	Nitrate as N	mg/l	2.09	2.9	3	2.9	2.8	3.1	3.4	3.8	3.8	3.4
0118	Nitrite as N	mg/l	0.009	0.0049	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004
0119	Ammonia un-ionised as N	mg/l	< 0.00038	< 0.00083	< 0.0003	< 0.00071	< 0.00016	< 0.00032	< 0.0002	< 0.00016	< 0.00033	< 0.00017
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	33	33	33	31	34	33	34	31	33	35
0180	Orthophosphate, reactive as P	mg/l	0.052	0.029	0.023	0.024	0.014	0.017	0.014	0.012	0.014	0.01
9901	Oxygen, Dissolved, % Saturation	%	94	94.9	95	96.3	100.6	94	96.5	93.8	93	99.5
9924	Oxygen, Dissolved as O2	mg/l	9.62	9.4	9.74	10	11.1	10.9	11.2	10.9	10.5	11.9

Samples from 24 Aug 2015 to 10 May 2021

Notation	Determinand	Units	24 Aug 2015 10:34	7 Sep 2015 12:05	29 Jan 2020 11:55	11 Nov 2020 11:05	2 Dec 2020 10:01	12 Jan 2021 09:39	18 Feb 2021 11:59	15 Mar 2021 13:31	12 Apr 2021 11:34	10 May 2021 12:28
0061	pH		8.17	7.7	7.53	7.52	7.56	7.6	7.5	7.61	8.1	7.7
0076	Temperature of Water	°C	13.4	11.2	7.8	11.6	9.5	9.2	8.6	10.1	8.1	11.7
0077	Conductivity at 25 C	μs/cm	177	170	176	180	181	184	93	180	172	168
0111	Ammoniacal Nitrogen as N	mg/l	0.06	< 0.03	0.032	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	3.25	3.47	3.5	3.3	3.6	3.3	2.8	2.8	2.9	2.6
0117	Nitrate as N	mg/l	3.24	3.47	3.5	3.3	3.6	3.3	2.8	2.8	2.9	2.59
0118	Nitrite as N	mg/l	0.0051	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	0.0052
0119	Ammonia un-ionised as N	mg/l	0.0014	< 0.0003	0.00017	< 0.00021	< 0.00019	< 0.00021	< 0.00016	< 0.00023	< 0.00048	< 0.00031
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	30	26	30	32	33	32	33	37	29	30
0180	Orthophosphate, reactive as P	mg/l	0.031	0.015	0.02	0.017	0.013	0.016	0.016	0.013	< 0.01	0.013
9901	Oxygen, Dissolved, % Saturation	%	99	108	97.6	97.9	99.2	101.6	99	103.2	103	98
9924	Oxygen, Dissolved as O2	mg/l	10.3	11.8	11.6	10.6	11.3	11.7	11.5	11.6	12.1	10.6

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sampling point R.Caen At Stockland Cottages

Determinands

Sampling results

Samples from 28 Jun 2021 to 18 Mar 2022

Samples from 24 Aug 2015 to 10 May 2021

sampling point
R.Caen At Stockland Cottages