sampling point
Sea 1.25 Km East Of Roundham Head

Description	SEA APPROX. 1.25KM EAST OF ROUNDHAM HEAD (5.5KM SOUTH WEST OF HOPES NOSE OUTFALL)
Sampling point ID	SW-70614795
Type	Saline Water – Coastal Sites – Non Bathing/Shellfish
Status	open
Location	easting northing: 291000 60000 lat lon: 50.429705, -3.53598
Area	Devon And Cornwall
Sub-Area	Ecmas Sampling (Devon And Cornwall)
Summary	218 samples taken between 2024 and 2007

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.

51 determinands have been measured at this site

1,1,1-TCA
4-nonPhenol
AmmUnionSal
As-Filtered
B-[a]-pyrene
B-[b]-fluora
B-[ghi]-pery
B-[k]-fluora
C - Org Filt
CHLOROPHYLL
Cd Filtered
Chloroform
Cr Hex Filt
Cr Hexavalnt
Cr- Filtered
Cu Filtered
Cyanide - CN
Fe- Filt
Fluoranthene
HTrlTW
Hg Filtered
Ind123pyrene
LIGHT EXT.
MR Screen
N Dis Inorg
N Oxid Filt
NGR Easting
NGR Northing
NH3 filt N
Ni- Filtered
Nitrate Filt
Nitrite Filt
O Diss %sat
OrthophsFilt
Oxygen Diss
Pb Filtered
Phytoplankto
SALinsitu
Sample Depth
SiO2 Filt
Temp Water
Time Hi-Tide
Transparency
TriBT Cation
TriPT Cation
Turbdty in-s
Vol Filtered
Water Depth
Zn- Filtered
pH
ptOctylPheno

Displaying the twenty most recent samples. You can see all 218 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 5 Feb 2024 to 11 Aug 2024

Notation	Determinand	Units	5 Feb 2024 10:30	15 Mar 2024 11:20	17 Apr 2024 11:57	17 Apr 2024 12:00	11 May 2024 08:28	11 May 2024 08:31	11 Jun 2024 10:30	11 Jun 2024 10:32	22 Jul 2024 09:45	11 Aug 2024 11:22
0004	Time of high tide	hh.mm	0.54	9.29	14.39	14.39	8.16	8.16	10.15	10.15	7.49	11.02
0006	Sample Depth below surface	m	0.2	0.2	0.2	10.49	0.2	11.95	0.2	13.48	12.48	12.19
0052	Lead, Dissolved	μg/l			< 0.04		< 0.04		< 0.04
0076	Temperature of Water	°C	10	10.1	11.3	11.3	13.5	13.2	14.8	14.6	16.3	16.9
0103	Mercury, Dissolved	μg/l			< 0.01		< 0.01		< 0.01
0106	Cadmium, Dissolved	μg/l			< 0.03		< 0.03		< 0.03
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l			1		1.5		1.7
3408	Zinc, Dissolved	μg/l			0.85		< 0.4		< 0.4
3410	Nickel, Dissolved	μg/l			< 0.3		< 0.3		< 0.3
3428	Water Depth	m	13.3	14.3	12.9	12.8	14.6	14.6	14.1	14.1	14.1	14.1
3976	Turbidity : In Situ	ftu	1.8	4.4	0.9	0.9	1.1	1.3	1.4	1.7	2.4	1.7
4574	Phytoplankton		1	1	1		1		1
4865	Volume of Sample Filtered	ml	910	0	0		1050		0
4925	Nitrogen, Dissolved Inorganic : as N	mg/l	0.117	0.127	0.0143		< 0.014		< 0.014
5732	Triphenyl Tin as Cation	μg/l			< 0.0002		< 0.0002
6019	NGR : Easting	ngr	290997	291005	290991	291039	291005	290979	290995	291041	291015	290994
6020	NGR : Northing	ngr	60022	60020	60006	59924	59990	59972	59995	59980	60048	59994
6045	Arsenic, Dissolved	μg/l			1.6		1.4		1.5
6450	Copper, Dissolved	μg/l			< 0.2		0.25		0.25
6485	Nitrite, Filtered as N	mg/l	0.0042	0.016	0.002		< 0.0007		< 0.0007
7342	Time of sampling relative to previous high water	hh.mm	9.36	1.51	11.17	11.2	0.12	0.15	0.15	0.17	1.56	0.2
7608	Salinity : In Situ	ppt	34.92	34.62	34.99	35	34.34	34.38	34.78	34.78	34.92	34.99
7887	Chlorophyll : Acetone Extract	μg/l		0.94	2.3		2.4		1.1
8944	Tributyl Tin as Cation	μg/l			< 0.0002		< 0.0002
9853	Nitrate, Filtered as N	mg/l	0.106	0.104	0.0053		< 0.0063		< 0.0063
9856	Orthophosphate, Filtered as P	mg/l	0.018	0.018	< 0.002		< 0.002		< 0.002
9857	Silicate, Filtered as SiO2	mg/l	0.32	0.31	0.11		0.027		0.042
9901	Oxygen, Dissolved, % Saturation	%	98.8	99.9	106.4	106.1	126.5	125.9	108.9	108.4	101.2	103.3
9924	Oxygen, Dissolved as O2	mg/l	8.95	9.05	9.37	9.34	10.7	10.7	8.92	8.92	8.04	8.11
9943	Nitrogen, Total Oxidised, Filtered as N	mg/l	0.11	0.12	0.0073		< 0.007		< 0.007
9993	Ammoniacal Nitrogen, Filtered as N	mg/l	< 0.007	< 0.007	< 0.007		< 0.007		< 0.007

Samples from 24 Apr 2023 to 7 Jan 2024

Notation	Determinand	Units	24 Apr 2023 13:11	30 May 2023 12:15	23 Jun 2023 09:36	26 Jul 2023 15:21	22 Aug 2023 10:36	21 Sep 2023 08:38	10 Oct 2023 14:48	7 Nov 2023 09:46	5 Dec 2023 09:23	7 Jan 2024 10:09
0004	Time of high tide	hh.mm	9.52	15.36	10	12.32	10.28	10.25	16.38	13.21	11.09	13.03
0006	Sample Depth below surface	m	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2
0076	Temperature of Water	°C	11.184	15.4	17.3	16.2	17.6	17.7	17	14.1	10.8	10
3428	Water Depth	m	12.7	13.1	14.4	12.9	14.1	14.1	14.16	13.1	13.7	13
3976	Turbidity : In Situ	ftu	1.2	9.4	0.5	1	1.1	1.9	0.6	3.1	8	3.5
4574	Phytoplankton		1	1	1	1	1	1	1	1	1	1
4865	Volume of Sample Filtered	ml	0	0	0	1000	0	0	0	1050	0	1050
4925	Nitrogen, Dissolved Inorganic : as N	mg/l	0.04	< 0.014	< 0.014	< 0.014	< 0.014	0.025	< 0.014	0.076	0.137	0.167
6019	NGR : Easting	ngr	290988	290989	291027	290979	291014	291012	291024	290973	290998	290989
6020	NGR : Northing	ngr	59978	60008	59993	59962	59990	60022	59978	60029	59992	59999
6485	Nitrite, Filtered as N	mg/l	0.0017	< 0.0007	< 0.0007	< 0.0007	< 0.0007	0.00099	0.00079	0.0087	0.0079	0.0031
7342	Time of sampling relative to previous high water	hh.mm	3.19	9.32	12.07	2.46	0.08	10.33	10.25	8.48	10.33	9.25
7608	Salinity : In Situ	ppt	34.309	34.6	34.85	34.92	34.95	34.87	35.04	35	34.47	33.3
7887	Chlorophyll : Acetone Extract	μg/l	4	1.7	1.1		1.3	1.7	2.5	0.84	0.61	1
9853	Nitrate, Filtered as N	mg/l	0.0313	< 0.0063	< 0.0063	< 0.0063	< 0.0063	0.00601	0.00621	0.0603	0.122	0.157
9856	Orthophosphate, Filtered as P	mg/l	0.0047	0.0026	< 0.002	0.0046	0.0058	0.01	0.0033	0.013	0.017	0.015
9857	Silicate, Filtered as SiO2	mg/l	0.077	0.11	0.021	0.21	0.097	0.32	0.22	0.34	0.53	0.47
9901	Oxygen, Dissolved, % Saturation	%	107.44	99.3	113	106.7	104.1	100.2	111.4	95.4	96.6	98.2
9924	Oxygen, Dissolved as O2	mg/l	9.53	8.05	8.81	8.49	8.06	7.75	8.72	7.92	8.63	9
9943	Nitrogen, Total Oxidised, Filtered as N	mg/l	0.033	< 0.007	< 0.007	< 0.007	< 0.007	< 0.007	< 0.007	0.069	0.13	0.16
9993	Ammoniacal Nitrogen, Filtered as N	mg/l	< 0.007	< 0.007	< 0.007	< 0.007	< 0.007	0.018	< 0.007	< 0.007	< 0.007	< 0.007

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sampling point Sea 1.25 Km East Of Roundham Head

Determinands

Sampling results

Samples from 5 Feb 2024 to 11 Aug 2024

Samples from 24 Apr 2023 to 7 Jan 2024

sampling point
Sea 1.25 Km East Of Roundham Head