sampling point
250 M From Porthleven Stw Surface Boil

Description	SEA 250M FROM PORTHLEVEN STW (TREGEW FARM) SURFACE BOIL
Sampling point ID	SW-82014860
Type	Saline Water – Coastal Sites – Non Bathing/Shellfish
Status	closed
Location	easting northing: 162510 25274 lat lon: 50.080021, -5.320874
Area	Devon And Cornwall
Sub-Area	Ecmas Sampling (Devon And Cornwall)
Summary	19 samples taken between 2017 and 2012

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.

11 determinands have been measured at this site

Fe- Filt
HTrlTW
NGR Easting
NGR Northing
O Diss %sat
Oxygen Diss
SALinsitu
Sample Depth
Temp Water
Time Hi-Tide
Water Depth

Samples from 14 Oct 2014 to 8 Jan 2017

Notation	Determinand	Units	14 Oct 2014 11:30	19 Jan 2015 13:59	16 Apr 2015 15:02	23 Jul 2015 12:30	23 Nov 2015 12:08	16 Jan 2016 11:41	11 May 2016 11:09	6 Jul 2016 08:42	9 Oct 2016 10:58	8 Jan 2017 12:14
0004	Time of high tide	hh.mm	9.1	15.44	15.49	9.53	14.19	8.55	8.43	6.4	10.24	12.37
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	15.411	10.172	10.841	15.668	12.862	9.526	11.4	13.5	15.1	10.6
3428	Water Depth	m	10.7	12.6	13.2	11.2	11.8	11.8	13.1	12.8	10.7	11.4
6019	NGR : Easting	ngr	162529	162512	162520	162515	162521	162508	162508	162509	162518	162496
6020	NGR : Northing	ngr	25267	25276	25247	25266	25250	25265	25276	25274	25290	25276
6460	Iron, Dissolved	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
7342	Time of sampling relative to previous high water	hh.mm	2.2	10.38	11.45	2.37	10.12	2.46	2.26	2.02	0.34	12.12
7608	Salinity : In Situ	ppt	35.2	34.612	35.228	35.289	35.111	34.851	35.1	35.17	35.24	35.06
9901	Oxygen, Dissolved, % Saturation	%	88.2	93.2	107.5	104.5	93.3	95.2	106.9	98.2	97.8	97.4
9924	Oxygen, Dissolved as O2	mg/l	7.12	8.43	9.54	8.39	7.94	8.72	9.38	8.24	7.94	8.7

Samples from 23 Jul 2012 to 10 Jul 2014

Notation	Determinand	Units	23 Jul 2012 11:05	4 Sep 2012 09:53	28 Feb 2013 10:00	30 Apr 2013 08:56	7 Jul 2013 14:43	14 Oct 2013 12:55	30 Jan 2014 14:32	10 Apr 2014 13:36	10 Jul 2014 13:14
0004	Time of high tide	hh.mm	8.15	7.4	6.1	8.4	17.18	13.39	15.26	14.47	3.15
0006	Sample Depth below surface	m	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2
0076	Temperature of Water	°C	15.626	15.474	8.281	8.961	14.157	14.847	9.748	10.922	15.198
3428	Water Depth	m	11.3	11.2	14.8	12.4	13.2	12.3	22	13	10.7
6019	NGR : Easting	ngr	162493	162521	162518	162534	162501	262531	262522	162516	162525
6020	NGR : Northing	ngr	25277	25255	25139	25282	25251	25267	25262	25250	25243
6460	Iron, Dissolved	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	118
7342	Time of sampling relative to previous high water	hh.mm	2.5	2.13	3.5	0.16	9.45	11.49	11.35	11.25	9.59
7608	Salinity : In Situ	ppt	33.612	34.936	34.993	35.158	35.146	35.165	35.048	34.481	35.198
9901	Oxygen, Dissolved, % Saturation	%	101.4	83	97.8		105.2	90.9	97.3	102.5	96.4
9924	Oxygen, Dissolved as O2	mg/l	8.24	6.7	9.21		8.71	7.42	8.86	9.13	7.81