sampling point
Trelissick Trib U/S Carnmeal Upwelling

Description	TRELISSICK TRIBUTARY OF PORTHLEVEN STREAM UPSTREAM CARNMEAL UPWELLING
Sampling point ID	SW-82110167
Type	Freshwater – Rivers
Status	open
Location	easting northing: 162942 28620 lat lon: 50.110236, -5.316922
Area	Devon And Cornwall
Sub-Area	West Devon And Cornwall
Summary	11 samples taken between 2018 and 2017

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.

53 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
NO FLOW/SAMP
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 15 Aug 2017 to 24 May 2018

Notation	Determinand	Units	15 Aug 2017 14:00	21 Sep 2017 14:45	19 Oct 2017 13:45	14 Nov 2017 14:00	14 Dec 2017 13:10	9 Jan 2018 13:05	15 Feb 2018 12:20	27 Mar 2018 12:40	18 Apr 2018 12:30	24 May 2018 13:20
0050	Lead	μg/l		< 2	< 2	< 2	< 2	< 2	< 2	< 2	< 2	< 2
0052	Lead, Dissolved	μg/l		< 0.1	0.17	< 0.1	0.117	< 0.1	< 0.1	< 0.1	< 0.1	< 0.1
0061	pH			6.86	6.57	6.68	6.66	6.62	6.64	6.76	6.72	6.9
0076	Temperature of Water	°C		13.9	13.5	12.1	9.8		10	11.2	13.2	14.5
0077	Conductivity at 25 C	μs/cm		365	358	345	336		335	324	340	363
0106	Cadmium, Dissolved	μg/l		0.586	0.543	0.562	0.555	0.538	0.469	0.428	0.623	0.825
0108	Cadmium	μg/l		0.631	0.568	0.56	0.583	0.522	0.477	0.463	0.631	0.902
0111	Ammoniacal Nitrogen as N	mg/l		0.183	0.057	< 0.03	< 0.03	0.113	0.051	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l		9.81	9.1	9.51	8.97	10.4	9.11	8.75	9.12	9.19
0118	Nitrite as N	mg/l		0.0045	0.007	< 0.004	< 0.004	0.0274	0.0146	< 0.004	< 0.004	< 0.004
0135	Solids, Suspended at 105 C	mg/l		4.42	5.48	4.85	4.98	3.05	4.9	6.58	< 3	7.33
0158	Hardness, Total as CaCO3	mg/l		92.8	92.9	85.9	84.1	91.5	85.6	85.7	87.1	92.2
0162	Alkalinity to pH 4.5 as CaCO3	mg/l		28	30	25	30	31	30	30	29	31
0172	Chloride	mg/l		43.6	46.1	43.4	41.6	43.9	42	39.7	43.7	45.6
0177	Fluoride	mg/l		< 0.05	< 0.05	< 0.05	< 0.05	< 0.05	< 0.05	< 0.05	< 0.05	< 0.05
0180	Orthophosphate, reactive as P	mg/l		0.077	0.101	0.026	0.036	0.027	0.023	0.031	0.019	0.021
0182	Silica, reactive as SiO2	mg/l		7.58	6.74	7.33	7.02	6.26	5.76	5.4	5.98	7.16
0183	Sulphate as SO4	mg/l		29.7	27.8	29.1	25.5	25.5	24.5	23.8	27	31.7
0205	Sodium, Dissolved	mg/l		23.2	25.4	23.2	22.5	23.6	22.3	23.5	23.5	23.7
0207	Sodium	mg/l		23.1	23.5	23.5	23.2	24	23.2	22.2	23.3	24.3
0209	Potassium, Dissolved	mg/l		10.4	10.1	7.4	7.69	7.5	6.8	6.22	6.54	6.57
0211	Potassium	mg/l		10.6	10.8	7.59	7.82	7.66	6.84	6.24	6.61	7.13
0235	Magnesium, Dissolved	mg/l		11.5	11.7	10.5	9.99	9.49	9.1	8.82	9.81	11
0237	Magnesium	mg/l		11.5	10.9	10.8	10.2	9.74	9.23	8.89	9.83	12
0239	Calcium, Dissolved	mg/l		18.2	17.9	17.1	17.2	21	19.3	19.8	18.7	18.8
0241	Calcium	mg/l		17.8	18.2	17.3	17.8	21.4	20.1	18.8	19	19.4
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l		5.66	2.64	0.77	1.5	1.3	1.43	1.09	0.8	0.75
3164	Chromium	μg/l		< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	0.514	< 0.5	0.616
3169	pH : In Situ			6.5	6.5	6.4	6.5		6.3	6.4	6.3	6.6
3408	Zinc, Dissolved	μg/l		186	175	173	206	159	147	139	214	276
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		10.3	9.74	9.39	11.7	8.26	7.34	7.21	11.3	14.4
4201	Lithium, Dissolved	μg/l		< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
6037	Aluminium, Dissolved	μg/l		< 10	13.4	< 10	11.9	11.8	< 10	11.2	< 10	< 10
6050	Manganese	μg/l		< 10	14.8	< 10	< 10	17.4	16.3	11.5	12.9	36
6051	Iron	μg/l		157	251	186	160	82.9	114	238	87.5	317
6057	Aluminium	μg/l		89.2	119	93	81.9	50.9	69.6	139	48.7	174
6059	Boron	μg/l		< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
6062	Barium	μg/l		21.8	20.5	20.5	19	19.9	17.5	16.7	19.3	24.1
6063	Strontium	μg/l		119	115	115	113	131	120	118	119	133
6064	Lithium	μg/l		< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
6450	Copper, Dissolved	μg/l		6.73	10.2	5.17	8.06	8.75	7.46	7.22	6.93	5.58
6452	Copper	μg/l		8.62	13.8	7.61	9.84	9.56	8.6	8.99	8.46	12.1
6455	Zinc	μg/l		185	175	181	206	158	142	140	213	296
6458	Manganese, Dissolved	μg/l		< 10	12.4	< 10	< 10	15.3	15.1	< 10	11	< 10
6460	Iron, Dissolved	μg/l		< 30	45.9	< 30	< 30	< 30	< 30	< 30	< 30	< 30
6462	Nickel	μg/l		10.3	10.1	9.9	11.7	8.24	7.47	7.02	11.6	15.6
6693	Strontium, Filtered	μg/l		121	125	113	113	128	119	118	119	125
7044	Ionic Balance	%		0.0509	-0.385	-0.661	-0.117	-0.343	0.0419	-0.783	-1.43	-0.408
7668	No flow /No sample		3
7859	Sulphate, Dissolved as SO4	mg/l		30.3	28.4	28.4	25.2	24.9	24.5	23.7	26.6	29.3
9446	Barium, Dissolved	μg/l		22	19.7	19.6	18.4	18.6	17.2	16.2	19.1	21.6
9447	Boron, Dissolved	μg/l		< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100

Sample on 20 Jun 2017

Notation	Determinand	Units	20 Jun 2017 14:00
7668	No flow /No sample		0

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sampling point Trelissick Trib U/S Carnmeal Upwelling

Determinands

Sampling results

Samples from 15 Aug 2017 to 24 May 2018

Sample on 20 Jun 2017

sampling point
Trelissick Trib U/S Carnmeal Upwelling