sampling point
Haye Valley Stream U/S Blogsters Mine

Description	HAYE VALLEY STREAM U/S BLOGSTERS MINE
Sampling point ID	SW-91252593
Type	Freshwater – Rivers
Status	open
Location	easting northing: 234493 70624 lat lon: 50.51195, -4.335673
Area	Devon And Cornwall
Sub-Area	Central Devon And Cornwall
Summary	19 samples taken between 2024 and 2016

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.

52 determinands have been measured at this site

Al- Filtered
Alky pH 4.5
Aluminium-Al
Ammonia(N)
B - Filtered
Ba- Filtered
Barium - Ba
Boron - as B
C - Org Filt
Ca Filtered
Cadmium - Cd
Calcium - Ca
Cd Filtered
Chloride Ion
Chromium -Cr
Cond @ 25C
Copper - Cu
Cr- Filtered
Cu Filtered
Fe- Filt
Fluoride - F
Hardness
IonicBalance
Iron - as Fe
K- Filtered
Lead - as Pb
Lithium - Li
Lithium Filt
Magnesium-Mg
Manganse-Mn
Mg Filtered
Mn- Filtered
N Oxidised
Na- Filtered
Ni- Filtered
Nickel - Ni
Nitrite-N
Orthophospht
Pb Filtered
Potassium- K
SO4dis
SiO2 Rv
Sld Sus@105C
Sodium - Na
Strontium-Sr
StrontumFilt
Sulphate SO4
Temp Water
Zinc - as Zn
Zn- Filtered
pH
pH in-situ

Samples from 13 Dec 2016 to 27 Mar 2024

Notation	Determinand	Units	13 Dec 2016 12:58	31 Jan 2017 13:20	22 Feb 2017 12:40	29 Mar 2017 12:13	12 Jan 2024 14:22	18 Jan 2024 14:10	14 Feb 2024 11:47	26 Feb 2024 12:23	11 Mar 2024 10:03	27 Mar 2024 13:38
0050	Lead	μg/l	< 2	2.64	< 2	< 2
0052	Lead, Dissolved	μg/l	0.304	0.543	< 0.1	0.156	< 0.1	< 0.1	0.17	< 0.1	< 0.1	0.13
0061	pH		7.2	7.24	7.27	7.24	7.2	7.2	7.08	7.11	7.31	7.14
0076	Temperature of Water	°C	10.8	9.5	10.2	10.3
0077	Conductivity at 25 C	μs/cm	169	186.1	167.3	171.8
0106	Cadmium, Dissolved	μg/l	0.121	0.104	0.114	0.114	0.052	0.058	0.053	0.048	0.053	0.052
0108	Cadmium	μg/l	0.149	0.18	0.142	0.132
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.236	< 0.03	0.069
0116	Nitrogen, Total Oxidised as N	mg/l	2.56	2.59	2.94	2.81
0118	Nitrite as N	mg/l	0.0078	0.0207	0.0064	0.0118
0135	Solids, Suspended at 105 C	mg/l	8.82	24.5	< 3	3.12
0158	Hardness, Total as CaCO3	mg/l	48	50.4	50.5	48.8
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	26	33	27	29
0172	Chloride	mg/l	19	20.7	17.6	18.4
0177	Fluoride	mg/l	< 0.05	0.051	< 0.05	< 0.05
0180	Orthophosphate, reactive as P	mg/l	0.018	0.065	< 0.01	0.015
0182	Silica, reactive as SiO2	mg/l	4.85	4.24	4.63	4.25
0183	Sulphate as SO4	mg/l	11.7	10.4	12.2	11
0205	Sodium, Dissolved	mg/l	8.73	9.79	8.92	8.69
0207	Sodium	mg/l	8.69	9.52	8.65	8.98
0209	Potassium, Dissolved	mg/l	3.74	6.89	3.17	4.22
0211	Potassium	mg/l	3.77	7.42	3.19	4.22
0235	Magnesium, Dissolved	mg/l	2.63	2.78	2.86	2.81	2.4	2.4	2.1	2.1	2.3	2.1
0237	Magnesium	mg/l	2.65	2.77	2.87	2.85
0239	Calcium, Dissolved	mg/l	14.9	15.6	15.5	14.9	15	15	14	15	15	15
0241	Calcium	mg/l	14.8	15.4	15.1	15.5
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l	3.23	5.37	1.45	2.34	1.4	1.6	2.9	1.6	1.6	2.4
3164	Chromium	μg/l	< 0.5	0.638	< 0.5	< 0.5
3169	pH : In Situ		7.25	7.2	7.25	7.31
3408	Zinc, Dissolved	μg/l	54.7	38.4	62.3	51.7	36	51	21	17	30	19
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	3.03	2.65	2.7	2.64	1.5	2	1.3	0.93	1.5	1.1
4201	Lithium, Dissolved	μg/l	< 100	< 100	< 100	< 100
6037	Aluminium, Dissolved	μg/l	43.7	62.5	20.4	27.1	24	22	38	20	22	32
6050	Manganese	μg/l	56.4	73.5	39.9	37.6
6051	Iron	μg/l	576	1030	344	410
6057	Aluminium	μg/l	136	363	67.5	113
6059	Boron	μg/l	< 100	< 100	< 100	< 100
6062	Barium	μg/l	< 10	< 10	< 10	< 10
6063	Strontium	μg/l	32.7	34.4	32	32.2
6064	Lithium	μg/l	< 100	< 100	< 100	< 100
6450	Copper, Dissolved	μg/l	3.54	4.37	1.62	2.32	1.6	1.3	2.4	1.6	1.6	2.2
6452	Copper	μg/l	4.13	7.03	2.18	2.94
6455	Zinc	μg/l	59.8	51	66.5	54.2
6458	Manganese, Dissolved	μg/l	30	39.6	27.3	26.6
6460	Iron, Dissolved	μg/l	158	194	93.8	135
6462	Nickel	μg/l	3.2	3.46	2.89	2.73
6693	Strontium, Filtered	μg/l	32.2	33.6	31.9	32.6
7044	Ionic Balance	%	-1.74	-1.37	-1.78	-0.713
7859	Sulphate, Dissolved as SO4	mg/l	11.5	10.9	12	10.9
9446	Barium, Dissolved	μg/l	< 10	< 10	< 10	< 10
9447	Boron, Dissolved	μg/l	< 100	< 100	< 100	< 100

Samples from 21 Apr 2016 to 29 Nov 2016

Notation	Determinand	Units	21 Apr 2016 14:57	17 May 2016 13:57	25 May 2016 13:23	21 Jun 2016 13:38	28 Jul 2016 12:54	30 Aug 2016 14:37	28 Sep 2016 12:35	31 Oct 2016 14:30	29 Nov 2016 12:20
0050	Lead	μg/l	< 2	< 2	< 2	< 2	< 2	< 2	< 2	< 2	< 2
0052	Lead, Dissolved	μg/l	< 0.1	< 0.1	0.117	0.165	< 0.1	< 0.1	< 0.1	< 0.1	< 0.1
0061	pH		7.43	7.34	7.54	7.48	7.37	7.38	7.25	7.31	7.41
0076	Temperature of Water	°C		11.2	11.4	14	14.4	14.5	13.9	12.4	8.7
0077	Conductivity at 25 C	μs/cm	166	162	160.3	165	196.4	171.1	179.1	168.2	170.9
0106	Cadmium, Dissolved	μg/l	0.118	0.196	0.183	0.168	0.253	0.3	0.168	0.147	0.103
0108	Cadmium	μg/l	0.132	0.208	0.193	0.177	0.277	0.3	0.18	0.148	0.115
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	0.031	< 0.03	< 0.03	< 0.03	< 0.03	0.037
0116	Nitrogen, Total Oxidised as N	mg/l	2.59	2.26	2	2.07	1.62	1.41	1.9	2.33	2.86
0118	Nitrite as N	mg/l	< 0.004	< 0.004	0.0044	0.0167	< 0.004	< 0.004	0.0064	0.0077	0.0078
0135	Solids, Suspended at 105 C	mg/l	< 3	< 3	< 3	3.02	20.3	< 3	< 3	< 3	3.7
0158	Hardness, Total as CaCO3	mg/l	48.6	48.3	46.9	46.8	52.2	49.8	50.6	48.2	51.6
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	27	25	26	28	32	29	28	27	30
0172	Chloride	mg/l	17	17	17.1	18.1	18.6	18	20.3	17.9	17.4
0177	Fluoride	mg/l	0.062	0.072	0.07	0.067	0.1	0.101	0.057	0.053	0.057
0180	Orthophosphate, reactive as P	mg/l	< 0.01	< 0.01	0.011	0.016	0.012	0.01	< 0.01	< 0.01	< 0.01
0182	Silica, reactive as SiO2	mg/l	4.17	5.04	5.24	5.47	5.65	5.9	5.84	5.33	4.57
0183	Sulphate as SO4	mg/l	11.9	15.3	15.4	13.7	16.9	16.4	14.5	13.6	11.8
0205	Sodium, Dissolved	mg/l	8.29	8.67	8.73	8.72	9.46	9.25	9.88	8.59	8.44
0207	Sodium	mg/l	8.41	9.48	9.41	8.82	10.8	8.93	9.73	9.02	8.41
0209	Potassium, Dissolved	mg/l	2.75	2.91	3.11	3.97	3.97	3.87	3.76	3.38	3.35
0211	Potassium	mg/l	2.67	3.11	3.21	4.1	4.73	3.98	3.78	3.55	3.31
0235	Magnesium, Dissolved	mg/l	2.83	3.05	2.95	2.82	3.45	3.42	2.95	2.98	2.9
0237	Magnesium	mg/l	2.76	3.15	3.16	2.9	3.48	3.32	2.91	3.07	2.93
0239	Calcium, Dissolved	mg/l	14.8	14.3	13.9	14.1	15.2	14.3	15.4	14.4	15.9
0241	Calcium	mg/l	15	15	14.6	14.2	15	13.7	15.3	14.8	15.9
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l	1.28	1.59	2.07	2.79	1.6	1.29	2.74	1.64	1.31
3164	Chromium	μg/l	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5
3169	pH : In Situ			7.15	7.31	7.27	7.29	7.33	7.03	7.32	7.38
3408	Zinc, Dissolved	μg/l	66.5	109	93.6	75.1	113	133	71.3	74.2	51.2
3409	Chromium, Dissolved	μg/l	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5
3410	Nickel, Dissolved	μg/l	2.98	4.57	4.58	4.28	5.25	5.84	4.25	3.6	2.24
4201	Lithium, Dissolved	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
6037	Aluminium, Dissolved	μg/l	20.4	22.1	58.6	27.7	13.7	11.2	22.8	15.3	16.2
6050	Manganese	μg/l	25.2	28.2	30.2	29.5	44.9	42.9	29.5	31.2	39.5
6051	Iron	μg/l	225	285	324	313	286	179	290	206	244
6057	Aluminium	μg/l	36.5	45.6	40.9	49.9	33	15.4	36	27.7	64.3
6059	Boron	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
6062	Barium	μg/l	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10
6063	Strontium	μg/l	31.1	30.9	29.8	30.3	32.7	28.6	34.1	31.5	32.2
6064	Lithium	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
6450	Copper, Dissolved	μg/l	1.53	2.34	2.66	3.11	2.67	2.67	3.31	2.09	1.64
6452	Copper	μg/l	1.76	2.73	2.83	2.88	3.56	3.01	3.74	2.23	2.05
6455	Zinc	μg/l	68	110	95.1	74.7	123	132	76	74.9	52.1
6458	Manganese, Dissolved	μg/l	22.6	21.4	28.3	25.5	37.5	47.2	21.7	23.4	30.4
6460	Iron, Dissolved	μg/l	96.3	114	204	184	124	163	177	104	72
6462	Nickel	μg/l	3.1	4.66	4.54	4.18	5.45	5.86	4.61	3.58	2.38
6693	Strontium, Filtered	μg/l	30.5	29.1	28.9	30.6	31.2	29.3	34.2	30.8	32.2
7044	Ionic Balance	%	-1.47	1.38	0.502	-2.29	-0.182	-2.76	-1.51	-0.66	-1.82
7859	Sulphate, Dissolved as SO4	mg/l	12.5	14.2	13.4	13.8	15.9	16.8	14.6	13.7	11.8
9446	Barium, Dissolved	μg/l	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10	< 10
9447	Boron, Dissolved	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100

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sampling point Haye Valley Stream U/S Blogsters Mine

Determinands

Sampling results

Samples from 13 Dec 2016 to 27 Mar 2024

Samples from 21 Apr 2016 to 29 Nov 2016

sampling point
Haye Valley Stream U/S Blogsters Mine