sampling point
Thames Estuary At North Oaze Buoy

Description	THAMES ESTUARY AT NORTH OAZE BUOY ( 86.6 KMS BELOW LONDON BRIDGE )
Sampling point ID	TH-PTTR0027
Type	Saline Water – Estuarine Sites – Non Bathing/Shellfish
Status	closed
Location	easting northing: 605360 181900 lat lon: 51.498716, 0.957274
Area	Kent And South London
Sub-Area	Ecmas Sampling (Kent And South London)
Summary	215 samples taken between 2015 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.

162 determinands have been measured at this site

1,2,3-TCB
1,2,4-TCB
1,3,5-TCB
12-DCA
Action taken
Ag- Filtered
Aldrin
Alky pH 4.5
Ammonia(N)
AmoniaTotYSI
Arsenic - As
As-Filtered
Atrazine
Azinphos Myl
BOD ATU
BROMO-DCM
Boron - as B
Bromoform
C - Org Filt
C - Organic
CHLOR A
CHLOROPHYLL
Cadmium - Cd
Carbon Tet
Cd Filtered
Chlordane
Chlordane-tr
Chlordbrmthn
Chlorfenvphs
Chloride Fld
Chloride Ion
Chloroform
Chlrdn-cs/Z/
Chromium -Cr
ColfmF Conf
Colour Filt
Cond @ 20C
Copper - Cu
Cr- Filtered
Cu Filtered
DDE (PP')
DDT (OP')
DDT (PP)
DDT Derived
Diazinon
Dichlobenil
Dieldrin
Dimethoate
Drins Drvd
Dtrgt NncSyn
DtrgtAncSyn
Endosulphan
EndosulphanA
EndosulphanB
Endrin
F Coli Pre
Fe- Filt
Fenitrothion
Fluoride - F
HCH Alpha
HCH Beta
HCH Delta
HCH Drvd
HCH Gamma
HEXACHLORO 1
HTrlTW
Heptachlor
HeptachlrEpx
Hexachlorbnz
Hg Filtered
Iron - as Fe
Isodrin
Lead - as Pb
Malathion
Manganse-Mn
Mercury - Hg
Methoxychlor
Mevinphos
Mn- Filtered
N Dis Inorg
N Oxid Filt
N Oxidised
N-Kjeldahl
NATGRIDREF
NGR Easting
NGR Northing
NH3 filt N
NH3 un-ion
Ni- Filtered
Nickel - Ni
Nitrate Filt
Nitrate-N
Nitrite Filt
Nitrite-N
Nitrogen - N
O Diss %sat
O Diss% Satn
Oil & Grs Vs
Orthophospht
OrthophsFilt
Oxygen Diss
PCB 128
PCB Con 028
PCB Con 052
PCB Con 101
PCB Con 105
PCB Con 118
PCB Con 138
PCB Con 153
PCB Con 156
PCB Con 170
PCB Con 180
PCBs
Parathion
Pb Filtered
Permethrn-Tr
Permethrn-cs
Permthrn c+t
Phosphorus-P
Potassium- K
Prochloraz
SALinsitu
SI-BT
SI-EC-CD
SI-HARM
SI-KEY
SI-SHELL
Salinty in-f
Sample Depth
Se- Filtered
Selenium -Se
SiO2 Filt
SiO2 Rv
Simazine
Sld NV@500C
Sld Sus@105C
Sodium - Na
Sulphate SO4
TCB Tot
TDE (OP)
TDE (PP)
Tecnazene
Temp Water
TetClEthene
Time Hi-Tide
Transparency
Triazophos
Trichloroeth
Trifluralin
Turbdty in-s
TurbidityNTU
Type of Flow
V - Filtered
Vanadium - V
Vol Filtered
Water Depth
Zinc - as Zn
Zn- Filtered
c-Hept Epox
pH
pH in-situ
t-Hept Epox

Displaying the twenty most recent samples. You can see all 215 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 3 Jul 2014 to 1 Aug 2015

Notation	Determinand	Units	3 Jul 2014 11:05	4 Aug 2014 11:16	9 Sep 2014 06:40	6 Dec 2014 12:13	13 Jan 2015 09:44	11 Feb 2015 14:54	7 May 2015 08:41	6 Jun 2015 09:49	4 Jul 2015 09:20	1 Aug 2015 14:00
0004	Time of high tide	hh.mm	17	6.23	12.33	11.52	5.01	17.02	14.12	9.54	15.01	12.5
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	19.303	20.971	17.965	10.178	7.041	4.272	11.596	14.777	19.197	17.612
3428	Water Depth	m	11.08	11.21	10.87	15.16	12.08	14.43	10.99	10.71	11.24	15.57
3976	Turbidity : In Situ	ftu								25.2
4865	Volume of Sample Filtered	ml	1250	800	610	800	1000	500	1000	1300	800	1430
4925	Nitrogen, Dissolved Inorganic : as N	mg/l	0.32	0.469	0.455	0.22	0.92	0.48	0.46	0.45	0.484	< 0.12
6019	NGR : Easting	ngr	605399	605422	605383	605366	605434	605317	605365	605378	605375	605349
6020	NGR : Northing	ngr	181902	181907	181892	181891	181915	181883	181901	181896	181932	181914
6485	Nitrite, Filtered as N	mg/l	0.0075	0.0195	0.0118	< 0.004	0.0051	< 0.004	< 0.004	< 0.004	0.0098	< 0.004
7342	Time of sampling relative to previous high water	hh.mm	6.12	4.53	6.31	0.21	4.43	10.27	6.47	18.36	6.35	1.1
7608	Salinity : In Situ	ppt	32.787	33.296	33.241	34.577	31.806	33.572	33.172	33.308	33.532	34.926
7887	Chlorophyll : Acetone Extract	μg/l	5.6	3.8	5.5	1.8	0.86	1.8	5.7	3.6	2.2	4.2
9853	Nitrate, Filtered as N	mg/l	0.293	0.401	0.408	0.196	0.895	0.456	0.436	0.426	0.43	< 0.096
9856	Orthophosphate, Filtered as P	mg/l	0.06	0.069	0.083	0.023	0.089	0.038	0.044	0.061	0.084	< 0.01
9857	Silicate, Filtered as SiO2	mg/l	< 0.2	0.42	0.4	0.4	1.42	0.81	< 0.2	< 0.2	0.21	< 0.2
9901	Oxygen, Dissolved, % Saturation	%	95.3	88.7	87.3	96.44	96.9	92	97.4	96.6	91
9924	Oxygen, Dissolved as O2	mg/l	7.25	6.52	6.79	8.73	9.6	9.62	8.63	8	6.9
9943	Nitrogen, Total Oxidised, Filtered as N	mg/l	0.3	0.42	0.42	0.2	0.9	0.46	0.44	0.43	0.44	< 0.1
9993	Ammoniacal Nitrogen, Filtered as N	mg/l	< 0.02	0.049	0.035	< 0.02	0.02	< 0.02	< 0.02	< 0.02	0.044	< 0.02

Samples from 11 Jun 2013 to 5 Jun 2014

Notation	Determinand	Units	11 Jun 2013 13:22	11 Jul 2013 13:41	13 Aug 2013 12:28	10 Sep 2013 13:50	8 Oct 2013 13:53	6 Dec 2013 09:48	8 Jan 2014 12:12	4 Feb 2014 10:15	1 May 2014 09:38	5 Jun 2014 09:45
0004	Time of high tide	hh.mm	15.04	15.21	17.21	15.24	15.23	13.54	17.56	15.27	14.52	6.02
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
0052	Lead, Dissolved	μg/l		< 0.04
0061	pH			8.136			8.13	8.14
0067	Transparency	m				0
0072	Colour, Filtered	hazen		< 5			< 5	< 5
0076	Temperature of Water	°C	13.523	17.544	19.23	18.09	16.217	6.99	7.849	6.567	12.998	15.712
0106	Cadmium, Dissolved	μg/l		< 0.04
0135	Solids, Suspended at 105 C	mg/l		9.4			30.3	41.2
0664	Visible oil or grease, significant trace: Present/Not found (1/0)	pres/nf		0			0	0
3408	Zinc, Dissolved	μg/l		0.968
3409	Chromium, Dissolved	μg/l		< 0.5
3410	Nickel, Dissolved	μg/l		0.55
3428	Water Depth	m	15.24	13.64	12.2	13.63	14.84	13.55	11.94	18.79	10.88	11.79
3458	Coliforms, Faecal : Confirmed	no/100ml		< 10
3461	Coliforms, Faecal : Presumptive : MF	no/100ml		< 10
4865	Volume of Sample Filtered	ml	1000	1000	500	500			1000	600	850	2000
4925	Nitrogen, Dissolved Inorganic : as N	mg/l	< 0.12	< 0.12	0.266	0.138			1.82	1.6	0.7	0.21
6019	NGR : Easting	ngr	605344	605324	605351	605369	605347	605344	605427	605371	605375	605534
6020	NGR : Northing	ngr	181875	181822	181905	181848	181866	181904	181955	181917	181884	181958
6045	Arsenic, Dissolved	μg/l		< 1
6450	Copper, Dissolved	μg/l		0.675
6485	Nitrite, Filtered as N	mg/l	< 0.004	< 0.004	0.0107	0.0099			0.0136	0.014	0.0066	0.0047
7342	Time of sampling relative to previous high water	hh.mm	10.28	10.3	7.18	10.35	10.41	8.22	6.57	7.25	7.1	3.43
7608	Salinity : In Situ	ppt	33.973	34.187	33.742	34.68	34.577	33.44	26.54	25.903	31.451	33.21
7887	Chlorophyll : Acetone Extract	μg/l	1.7	3.6	2.6	2.9			1	1.8	8.8	3.2
9853	Nitrate, Filtered as N	mg/l	< 0.096	< 0.096	0.219	0.0901			1.77	1.55	0.673	0.185
9856	Orthophosphate, Filtered as P	mg/l	0.017	0.02	0.054	0.022			0.15	0.114	0.053	0.031
9857	Silicate, Filtered as SiO2	mg/l	< 0.2	< 0.2	0.27	0.28			2.85	2.76	< 0.2	< 0.2
9901	Oxygen, Dissolved, % Saturation	%	86.9	103.4	86.6	90.4	94	96.5	95.5	93.9	99.2	94.1
9924	Oxygen, Dissolved as O2	mg/l	7.35	8.06	6.56	6.95	7.5	9.46	9.63	9.8	8.63	7.65
9943	Nitrogen, Total Oxidised, Filtered as N	mg/l	< 0.1	< 0.1	0.23	< 0.1			1.78	1.56	0.68	0.19
9993	Ammoniacal Nitrogen, Filtered as N	mg/l	< 0.02	< 0.02	0.036	0.038			0.038	0.04	< 0.02	< 0.02

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sampling point Thames Estuary At North Oaze Buoy

Determinands

Sampling results

Samples from 3 Jul 2014 to 1 Aug 2015

Samples from 11 Jun 2013 to 5 Jun 2014

sampling point
Thames Estuary At North Oaze Buoy