sampling point
Clapton Stream At Clapton Dairy Farm

Description	CLAPTON STREAM AT CLAPTON DAIRY FARM
Sampling point ID	SW-70232411
Type	Freshwater – Rivers
Status	open
Location	easting northing: 341617 107168 lat lon: 50.861057, -2.830896
Area	Devon And Cornwall
Sub-Area	East Devon And Cornwall
Summary	168 samples taken between 2024 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.

36 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
C - Organic
COD as O2
Calcium - Ca
Chloride Ion
Cond @ 20C
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
Oil & Grs Vs
Orthophospht
Oxygen Diss
Phosphorus-P
Potassium- K
SiO2 Rv
Sld NV@500C
Sld Sus@105C
Sulphate SO4
Temp Water
TurbidityNTU
Type of Flow
WethPresPrec
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 168 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 15 Jun 2023 to 14 Jun 2024

Notation	Determinand	Units	15 Jun 2023 09:36	10 Jul 2023 10:45	28 Sep 2023 09:56	11 Oct 2023 12:43	23 Nov 2023 09:56	6 Dec 2023 12:43	17 Jan 2024 10:54	12 Feb 2024 11:33	26 Mar 2024 10:44	14 Jun 2024 11:00
0061	pH		8.23	8.24	8.06	8.44	7.98	7.93	8.13	8.1	8.55	8.35
0076	Temperature of Water	°C	15.1	16.2	13.7	15.4	10.7	7	4.5	7.2	10.1	13.4
0077	Conductivity at 25 C	μs/cm	626	628	630	644	600	487	741	489	529	847
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	0.77	0.18	0.035	< 0.03	0.051
0116	Nitrogen, Total Oxidised as N	mg/l	5.6	4.3	3.2	4.3	3.2	2.8	4.2	3.3	3.6	4
0117	Nitrate as N	mg/l	5.58	4.29	3.19	4.29	3.19	2.8	4.17	3.29	3.59	3.99
0118	Nitrite as N	mg/l	0.022	0.015	0.01	0.011	0.0074	0.005	0.027	0.0087	0.012	0.015
0119	Ammonia un-ionised as N	mg/l	< 0.00079	< 0.00086	< 0.00072	< 0.00081	< 0.00055	0.00961	0.00219	0.00052	< 0.00055	0.00119
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	250	260	250	260	230	190	240	210	240	260
0180	Orthophosphate, reactive as P	mg/l	0.072	0.07	0.075	0.06	0.054	0.15	0.086	0.066	0.049	0.062
9901	Oxygen, Dissolved, % Saturation	%	101	100	96	111.2	93	96.2	99	96	114	103
9924	Oxygen, Dissolved as O2	mg/l	10.1	9.8	9.93	11.1	10.3	11.7	12.8	11.6	12.8	10.7

Samples from 22 Jul 2022 to 11 May 2023

Notation	Determinand	Units	22 Jul 2022 09:08	9 Aug 2022 10:20	21 Sep 2022 10:24	10 Oct 2022 11:28	10 Nov 2022 11:59	9 Dec 2022 10:47	30 Jan 2023 11:18	27 Feb 2023 12:42	6 Mar 2023 11:38	11 May 2023 11:27
0061	pH		8.18	8.1	8.23	8.24	7.97	8.14	8.13	8.36	8.42	7.96
0076	Temperature of Water	°C	15.1	15.1	11.8	11.9	12.3	4.3	7.1	5.5	6.5	12.3
0077	Conductivity at 25 C	μs/cm	647	672	693	652	493	563	598	850	596	454
0111	Ammoniacal Nitrogen as N	mg/l	0.037	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	0.05	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	5.5	5.9	5.3	4.8	3.8	3.9	3.8	4.8	4.7	2.4
0117	Nitrate as N	mg/l	5.48	5.89	5.3	4.78	3.79	3.89	3.79	4.79	4.69	2.39
0118	Nitrite as N	mg/l	0.018	0.011	0.0049	0.017	0.012	0.0091	0.0092	0.015	0.0094	0.0071
0119	Ammonia un-ionised as N	mg/l	0.00098	< 0.00079	< 0.00062	< 0.00063	< 0.00061	< 0.00036	0.00074	< 0.00039	< 0.00042	< 0.00059
0135	Solids, Suspended at 105 C	mg/l	3	3.2	< 3	17	7.6	< 3	6.7	11	12
0143	Solids, non-volatile at 500 C	mg/l	< 20	< 20	< 20	< 20	< 20	< 20	< 20	< 20	< 20
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	240	240	250	250	210	240	220	260	250	200
0180	Orthophosphate, reactive as P	mg/l	0.075	0.059	0.05	0.074	0.067	0.051	0.051	0.019	0.014	0.068
9901	Oxygen, Dissolved, % Saturation	%	92.8	100	100	99	95.2	96	98.3	105.5	105.7	99.5
9924	Oxygen, Dissolved as O2	mg/l	9.31	10	10.8	10.7	10.2	12.5	11.9	13.3	13	10.6

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sampling point Clapton Stream At Clapton Dairy Farm

Determinands

Sampling results

Samples from 15 Jun 2023 to 14 Jun 2024

Samples from 22 Jul 2022 to 11 May 2023

sampling point
Clapton Stream At Clapton Dairy Farm