sampling point
River Lynher At Pillaton Bridge

Description	RIVER LYNHER AT PILLATON BRIDGE
Sampling point ID	SW-91251619
Type	Freshwater – Rivers
Status	open
Location	easting northing: 236515 63227 lat lon: 50.446051, -4.303944
Area	Devon And Cornwall
Sub-Area	Central Devon And Cornwall
Summary	147 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.

69 determinands have been measured at this site

12-DCA
Action taken
Al- Filtered
Alky pH 4.5
Aluminium-Al
Ammonia(N)
Arsenic - As
As-Filtered
B - Filtered
BOD ATU
Ba- Filtered
Barium - Ba
Boron - as B
C - Org Filt
Ca Filtered
Cadmium - Cd
Calcium - Ca
Cd Filtered
Chloride Ion
Chlorophyl-A
Chromium -Cr
Cond @ 25C
Copper - Cu
Cr- Filtered
Cu Filtered
Fe- Filt
Fluoride - F
Hardness
Hdnss Ca
Hdnss Mg
IonicBalance
Iron - as Fe
K- Filtered
Lead - as Pb
Lithium - Li
Lithium Filt
Magnesium-Mg
Manganse-Mn
Mg Filtered
Mn- Filtered
N Inorganic
N Oxidised
NH3 un-ion
NO FLOW/SAMP
Na- Filtered
Ni- Filtered
Nickel - Ni
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Pb Filtered
Potassium- K
SALinsitu
SO4dis
SiO2 Rv
Sld Sus@105C
Sodium - Na
Strontium-Sr
StrontumFilt
Sulphate SO4
Temp Water
Type of Flow
WethPresPrec
Zinc - as Zn
Zn- Filtered
pH
pH in-situ

Displaying the twenty most recent samples. You can see all 147 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 29 Mar 2017 to 18 Mar 2024

Notation	Determinand	Units	29 Mar 2017 09:29	29 Mar 2017 10:25	8 May 2017 10:15	24 May 2017 10:25	8 Jan 2024 13:15	19 Jan 2024 12:48	5 Feb 2024 13:13	12 Feb 2024 12:45	6 Mar 2024 12:56	18 Mar 2024 13:25
0050	Lead	μg/l	< 2	< 2	< 2	< 2
0052	Lead, Dissolved	μg/l	0.225	0.149	0.122	0.121	0.14	0.11	0.15	0.16	0.13	0.18
0061	pH			7.36	7.22	7.23	7.1	7.28	7.29	7.26	7.36	7.33
0076	Temperature of Water	°C	10.6	10.8	11	14.1
0077	Conductivity at 25 C	μs/cm	145.6	144	158	157
0106	Cadmium, Dissolved	μg/l	0.0677	0.066	0.0675	0.0702	0.06	0.088	0.075	0.065	0.064	0.065
0108	Cadmium	μg/l	< 0.1	< 0.1	< 0.1	< 0.1
0111	Ammoniacal Nitrogen as N	mg/l		< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l		2.8	2.55	2.59
0118	Nitrite as N	mg/l		0.007	0.0092	0.0067
0135	Solids, Suspended at 105 C	mg/l		3.45	< 3	3.85
0158	Hardness, Total as CaCO3	mg/l	40.6	40.1	41.4	42.8
0162	Alkalinity to pH 4.5 as CaCO3	mg/l		23	26	24
0172	Chloride	mg/l		17	17.5	17.6
0177	Fluoride	mg/l		0.081	0.094	0.091
0180	Orthophosphate, reactive as P	mg/l		0.018	0.045	0.046
0182	Silica, reactive as SiO2	mg/l		5.02	5.69	5.71
0183	Sulphate as SO4	mg/l	< 10	< 10	10.5	10.3
0205	Sodium, Dissolved	mg/l	9.68	9.59	10.4	10.8
0207	Sodium	mg/l	9.57	9.7	10.7	10.7
0209	Potassium, Dissolved	mg/l	2.12	2.11	1.97	2
0211	Potassium	mg/l	2.17	2.13	1.94	2.02
0235	Magnesium, Dissolved	mg/l	3.3	3.3	3.7	3.78	2.8	3.1	3	2.7	2.7	2.7
0237	Magnesium	mg/l	3.34	3.37	3.82	3.77
0239	Calcium, Dissolved	mg/l	10.8	10.6	10.5	10.9	10	10	10	11	11	11
0241	Calcium	mg/l	10.8	10.9	10.9	10.8
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l		1.45	1.12	1.97	1.2	0.99	1.3	1.4	1.4	1.5
3164	Chromium	μg/l	< 0.5	2.31	< 0.5	< 0.5
3169	pH : In Situ		7.53	7.6	7.9	7.5
3408	Zinc, Dissolved	μg/l	25.5	24.9	32	29.9	19	29	27	18	17	16
3409	Chromium, Dissolved	μg/l	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5
3410	Nickel, Dissolved	μg/l	1.56	1.63	1.82	1.72	1.1	1.4	1.4	1.1	1	1.1
4201	Lithium, Dissolved	μg/l	< 100	< 100	< 100	< 100
6037	Aluminium, Dissolved	μg/l	32.6	31.3	16.2	19.9	36	24	32	37	30	35
6050	Manganese	μg/l	32.6	30.1	34.3	37.1
6051	Iron	μg/l	221	246	146	183
6057	Aluminium	μg/l	108	117	39.5	54.2
6059	Boron	μg/l	< 100	< 100	< 100	< 100
6062	Barium	μg/l	< 10	< 10	< 10	< 10
6063	Strontium	μg/l	30.9	31.6	33.4	32.7
6064	Lithium	μg/l	< 100	< 100	< 100	< 100
6450	Copper, Dissolved	μg/l	7.07	6.73	4.61	4.7	6.6	5.9	5.8	6.5	5.8	6.3
6452	Copper	μg/l	9	8.39	6.52	6.81
6455	Zinc	μg/l	27.5	32.2	35.8	33.2
6458	Manganese, Dissolved	μg/l	20.9	20.7	27.3	24.9
6460	Iron, Dissolved	μg/l	65.6	60.8	72	83.3
6462	Nickel	μg/l	1.86	2.48	1.95	1.87
6693	Strontium, Filtered	μg/l	31	30.9	31.4	32.1
7044	Ionic Balance	%		-1.87	-1.46	-0.333
7859	Sulphate, Dissolved as SO4	mg/l	< 10	< 10	< 10	< 10
9446	Barium, Dissolved	μg/l	< 10	< 10	< 10	< 10
9447	Boron, Dissolved	μg/l	< 100	< 100	< 100	< 100

Samples from 22 Nov 2016 to 22 Feb 2017

Notation	Determinand	Units	22 Nov 2016 10:30	29 Nov 2016 08:50	6 Dec 2016 10:45	13 Dec 2016 09:40	29 Dec 2016 11:05	18 Jan 2017 10:35	19 Jan 2017 09:55	31 Jan 2017 10:05	21 Feb 2017 10:20	22 Feb 2017 09:10
0050	Lead	μg/l	< 2	< 2	< 2	2.37	< 2	< 2	< 2	2.1	< 2	< 2
0052	Lead, Dissolved	μg/l	0.267	0.41	0.143	0.44	0.116	0.109	0.195	19.3	0.158	0.186
0061	pH		6.99	7.35	7.32	7.25	7.44	7.39	7.34	7.27	7.43	7.39
0076	Temperature of Water	°C	9.5	6.5	9.2	10.2	5.4	7.7	5.2	10	10.4	10.2
0077	Conductivity at 25 C	μs/cm	138	146.6	145.6	147.6	151	151	149.8	144.7	149	145.8
0106	Cadmium, Dissolved	μg/l	0.0658	0.0613	0.0689	0.073	0.0674	0.0591	0.0694	0.103	0.0613	0.0713
0108	Cadmium	μg/l	0.108	< 0.1	< 0.1	0.138	< 0.1	< 0.1	< 0.1	0.134	< 0.1	< 0.1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	0.077	< 0.03	< 0.03	< 0.03	0.078	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	2.64	2.86	2.53	2.34	2.88	2.93	2.91	2.47	2.89	2.79
0118	Nitrite as N	mg/l	< 0.004	0.0043	0.0061	0.0246	0.0211	0.0061	0.0068	0.0146	0.0041	< 0.004
0135	Solids, Suspended at 105 C	mg/l	13.2	3.6	3.4	15.9	< 3	< 3	3.8	14.4	< 3	< 3
0158	Hardness, Total as CaCO3	mg/l	36.4	41.6	40	37	41.7	41.3	41.5	38.2	40.8	39
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	21	22	22	24	24	24	23	22	23	21
0172	Chloride	mg/l	16.6	16.4	17	17.9	17	17.3	16.9	17.3	17	17.1
0177	Fluoride	mg/l	0.05	0.091	0.091	0.077	0.056	0.07	0.058	0.07	0.097	< 0.05
0180	Orthophosphate, reactive as P	mg/l	0.017	0.018	0.018	0.06	0.021	0.019	0.018	0.035	0.022	0.021
0182	Silica, reactive as SiO2	mg/l	4.37	5.64	5.72	5.44	5.77	5.67	5.56	4.97	5.54	5.6
0183	Sulphate as SO4	mg/l	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10
0205	Sodium, Dissolved	mg/l	8.27	9.55	9.65	9.97	9.6	9.19	9.65	10.1	9.99	9.97
0207	Sodium	mg/l	8.64	9.25	9.35	10	9.38	9.77	10	10.5	10.1	10.6
0209	Potassium, Dissolved	mg/l	2.18	1.78	1.84	2.89	1.83	1.89	1.92	2.8	1.88	1.92
0211	Potassium	mg/l	2.17	1.85	1.97	2.82	1.89	2.06	1.92	2.77	1.93	2.01
0235	Magnesium, Dissolved	mg/l	2.78	3.32	3.34	3.02	3.4	3.37	3.48	3.15	3.43	3.35
0237	Magnesium	mg/l	2.92	3.27	3.24	3.11	3.38	3.39	3.55	3.18	3.49	3.42
0239	Calcium, Dissolved	mg/l	10	11.2	10.5	9.83	11.1	11	10.9	10.1	10.7	10.1
0241	Calcium	mg/l	10.5	10.8	10	10	10.9	11.1	11.4	10.5	10.7	10.5
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l	3.37	1.29	1.06	3.14	1	1.16	1.05	3.12	0.99	1.15
3164	Chromium	μg/l	0.93	0.588	< 0.5	0.895	0.822	0.652	< 0.5	0.717	< 0.5	< 0.5
3169	pH : In Situ		7.6	7.8	7.7	7.86	7.4	7.7	7.7	7.13	7.4	7.98
3408	Zinc, Dissolved	μg/l	21	26.2	29.9	30.4	31.8	26.6	31.2	36.7	23.7	27.7
3409	Chromium, Dissolved	μg/l	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	0.909	< 0.5	< 0.5
3410	Nickel, Dissolved	μg/l	1.59	1.45	1.97	2	1.7	1.58	1.47	2.78	1.46	1.66
4201	Lithium, Dissolved	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
6037	Aluminium, Dissolved	μg/l	80.2	33	20.8	47.7	21.4	22.4	22.8	437	22.9	31.2
6050	Manganese	μg/l	71.3	32.9	27.6	71.5	32.9	31	35.8	64.4	25.2	30.1
6051	Iron	μg/l	593	165	109	793	170	195	194	637	148	221
6057	Aluminium	μg/l	369	82.4	44.2	354	65.2	75.1	79.7	296	59.4	112
6059	Boron	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
6062	Barium	μg/l	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10
6063	Strontium	μg/l	29.4	30.7	29.9	29.3	31.4	32.5	31.5	29.5	31.9	30.3
6064	Lithium	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
6450	Copper, Dissolved	μg/l	6.65	5.39	5.19	6.84	4.16	4.21	4.46	15.1	4.85	6.65
6452	Copper	μg/l	11.1	7.13	7.5	11.4	5.11	5.39	5.56	11.6	6.52	9.03
6455	Zinc	μg/l	30.3	29.2	32.1	43.1	35.8	30.4	32.2	40.6	26.9	34.9
6458	Manganese, Dissolved	μg/l	20.8	22.5	22.8	25.4	25.2	20	23.1	81.5	18.8	18.5
6460	Iron, Dissolved	μg/l	85	83.3	51.7	121	55.4	54.1	55.7	1090	48.6	60.9
6462	Nickel	μg/l	2.82	1.88	2.08	3.01	2.21	2.38	1.78	2.6	2.2	2.35
6693	Strontium, Filtered	μg/l	27.8	30.5	31	28.1	30.8	32.1	32.3	29.5	31.6	30
7044	Ionic Balance	%	-3.59	-2.21	-3.37	-3.73	-3.57	-2.76	-0.266	0.0422	-1.65	0.325
7859	Sulphate, Dissolved as SO4	mg/l	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10
9446	Barium, Dissolved	μg/l	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10
9447	Boron, Dissolved	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100

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sampling point River Lynher At Pillaton Bridge

Determinands

Sampling results

Samples from 29 Mar 2017 to 18 Mar 2024

Samples from 22 Nov 2016 to 22 Feb 2017

sampling point
River Lynher At Pillaton Bridge