sampling point
East Looe River At Venton Veor Bridge

Description	EAST LOOE RIVER AT VENTON VEOR BRIDGE
Sampling point ID	SW-81420292
Type	Freshwater – Rivers
Status	open
Location	easting northing: 223248 65775 lat lon: 50.465096, -4.491825
Area	Devon And Cornwall
Sub-Area	West Devon And Cornwall
Summary	136 samples taken between 2024 and 2011

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.

13 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
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 136 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 24 Aug 2023 to 26 Jun 2024

Notation	Determinand	Units	24 Aug 2023 12:14	12 Sep 2023 12:23	9 Oct 2023 11:38	3 Nov 2023 11:38	7 Dec 2023 12:32	4 Jan 2024 11:09	5 Feb 2024 11:01	14 Feb 2024 11:59	1 Mar 2024 11:07	26 Jun 2024 11:10
0061	pH		7.46	7.56	7.03	7.39	7.11	7.38	7.35	7.02	7.43	7.55
0076	Temperature of Water	°C	15.1	15.4	12.6	11.9	10.7	10.8	10.4	11.8	8.9	15.1
0077	Conductivity at 25 C	μs/cm	176	183	178	165	84	172	178	171	162	184
0085	BOD : 5 Day ATU	mg/l										1.3
0111	Ammoniacal Nitrogen as N	mg/l		< 0.03	< 0.03	< 0.03	0.059	< 0.03	< 0.03	< 0.03	0.057	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l		4.3	4.2	3.9	2.7	4.8	4.7	5	4.2	4.3
0117	Nitrate as N	mg/l		4.29	4.2	3.9	2.7	4.8	4.7	5	4.2	4.3
0118	Nitrite as N	mg/l		0.0059	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	0.0048	0.0047
0119	Ammonia un-ionised as N	mg/l		< 0.0003	< 7.0e-05	< 0.00016	0.00015	< 0.00014	< 0.00013	< 7.0e-05	0.00026	< 0.00029
0162	Alkalinity to pH 4.5 as CaCO3	mg/l		34	31	31	22	27	32	29	< 5	34
0180	Orthophosphate, reactive as P	mg/l		0.021	0.019	0.02	0.052	0.016	0.019	0.018	0.017	0.027
9901	Oxygen, Dissolved, % Saturation	%	95.5	97.8	99.9	98.3	98.1	98.7	98.4	99.5	100.2	99.6
9924	Oxygen, Dissolved as O2	mg/l	9.58	9.75	10.6	10.6	10.9	10.9	11	10.7	11.6	10

Samples from 9 Sep 2022 to 10 Jul 2023

Notation	Determinand	Units	9 Sep 2022 13:52	3 Oct 2022 11:35	1 Nov 2022 12:41	6 Dec 2022 11:32	24 Jan 2023 12:16	7 Feb 2023 10:49	7 Mar 2023 10:53	10 May 2023 13:46	2 Jun 2023 11:19	10 Jul 2023 11:31
0061	pH		7.53	7.59	7.41	7.48	7.55	7.54	7.56	7.45	7.69	7.63
0076	Temperature of Water	°C	15.2	11.2	12.5	10	8.2	5.9	7.5	12.6	12.3	14.8
0077	Conductivity at 25 C	μs/cm	209	207	172	179	176	181	191	163	182	191
0111	Ammoniacal Nitrogen as N	mg/l	0.039	< 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	3.1	3.3	3.9	5.1	5	4.8	3.5	3.8	4.4	4.2
0117	Nitrate as N	mg/l	3.1	3.3	3.89	5.1	5	4.8	3.5	3.8	4.4	4.2
0118	Nitrite as N	mg/l	0.005	< 0.004	0.0054	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	0.0046
0119	Ammonia un-ionised as N	mg/l	0.00036	< 0.00024	< 0.00017	< 0.00017	< 0.00017	< 0.00014	< 0.00017	< 0.00019	< 0.00032	< 0.00034
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	39	39	35	31	28	31	39	31	32	37
0180	Orthophosphate, reactive as P	mg/l	0.037	0.028	0.036	0.016	0.015	0.013	< 0.01	0.016	0.02	0.026
9901	Oxygen, Dissolved, % Saturation	%	98.2	96.6	97.3	97.4	100.1	103.6	98.2	100.4	102	96.8
9924	Oxygen, Dissolved as O2	mg/l	9.83	10.6	10.3	11	11.8	12.9	11.8	10.6	10.9	9.78

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sampling point East Looe River At Venton Veor Bridge

Determinands

Sampling results

Samples from 24 Aug 2023 to 26 Jun 2024

Samples from 9 Sep 2022 to 10 Jul 2023

sampling point
East Looe River At Venton Veor Bridge