sampling point
R.Wid At Brook Farm

Description	R.WID AT BROOK FARM
Sampling point ID	AN-WD0180
Type	Freshwater – Rivers
Status	open
Location	easting northing: 567460 200790 lat lon: 51.680901, 0.42083
Area	Essex Norfolk And Suffolk
Sub-Area	Essex Team Sub Area
Summary	56 samples taken between 2017 and 2013

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.

14 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
Cond @ 25C
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Temp Water
TriBT Cation
Triclosan
pH

Displaying the twenty most recent samples. You can see all 56 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 30 Aug 2016 to 16 Jun 2017

Notation	Determinand	Units	30 Aug 2016 12:04	22 Sep 2016 13:30	31 Oct 2016 12:22	24 Nov 2016 08:54	12 Dec 2016 10:27	12 Jan 2017 14:20	16 Mar 2017 11:33	30 Mar 2017 09:59	18 May 2017 12:34	16 Jun 2017 14:17
0061	pH			7.92	7.85	7.86		8.21		7.92	7.55	8.01
0076	Temperature of Water	°C		16.3	13.3	9.3		6.4		12.1	15	17.6
0077	Conductivity at 25 C	μs/cm		1011	1041	802		1073		974	607	1095
0111	Ammoniacal Nitrogen as N	mg/l		0.031	< 0.03	0.064		0.055		0.05	0.179	0.048
0116	Nitrogen, Total Oxidised as N	mg/l		2.28	2.82	16.6		10.6		3.11	2.66	1.96
0117	Nitrate as N	mg/l		2.27	2.8	16.5		10.5		3.06	2.59	1.94
0118	Nitrite as N	mg/l		0.0111	0.0161	0.114		0.0544		0.0469	0.0713	0.0169
0119	Ammonia un-ionised as N	mg/l		0.00075	< 0.0005	0.00081		0.00077		0.00089	0.0017	0.00152
0162	Alkalinity to pH 4.5 as CaCO3	mg/l		186	196	145		184		212	129	195
0180	Orthophosphate, reactive as P	mg/l		1.07	1.01	0.242		0.505		0.28	0.471	0.948
8944	Tributyl Tin as Cation	μg/l	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002
9901	Oxygen, Dissolved, % Saturation	%		81.8	84.4	81.6		87.7		86.2	59.1	88.4
9924	Oxygen, Dissolved as O2	mg/l		8	8.81	9.35		10.8		9.25	5.94	8.42

Samples from 12 Oct 2015 to 11 Jul 2016

Notation	Determinand	Units	12 Oct 2015 10:43	9 Nov 2015 13:36	8 Dec 2015 12:52	13 Jan 2016 09:22	11 Feb 2016 11:52	9 Mar 2016 09:54	13 Apr 2016 12:51	19 May 2016 16:09	13 Jun 2016 12:06	11 Jul 2016 09:46
0061	pH		7.77	7.87	7.87	7.91	7.99	7.93		7.98	7.61	7.82
0076	Temperature of Water	°C	12	12.6	11.6	6.3	5.6	6.6		14.2	16	17
0077	Conductivity at 25 C	μs/cm	973	827	935	671	855	854		835	674	995
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.073	0.062	0.054	0.053	0.266		0.07	1.55	0.032
0116	Nitrogen, Total Oxidised as N	mg/l	3.91	6.27	4.92	9.06	7.02	5.11		4.36	4.37	7.04
0117	Nitrate as N	mg/l	3.86	6.22	4.88	9.02	6.98	5.06		4.32	4.16	7.02
0118	Nitrite as N	mg/l	0.0476	0.055	0.0355	0.0398	0.0399	0.0467		0.0423	0.211	0.0233
0119	Ammonia un-ionised as N	mg/l	< 0.00038	0.0012	0.00095	0.00061	0.00068	0.00322		0.00166	0.0181	0.00065
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	158	179	185	162	195	183		164	143	190
0180	Orthophosphate, reactive as P	mg/l	0.466	0.307	0.344	0.13	0.152	0.146		0.333	0.462	0.408
5889	Triclosan	μg/l	0.0221	0.0165	0.0193	0.0227	0.0204	0.015
8944	Tributyl Tin as Cation	μg/l	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002
9901	Oxygen, Dissolved, % Saturation	%	73.9	75.5	80.2	85.3	97.6	84.2		89.1	43.7	70.1
9924	Oxygen, Dissolved as O2	mg/l	7.95	8.01	8.7	10.5	12.3	10.3		9.12	4.3	6.76

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sampling point R.Wid At Brook Farm

Determinands

Sampling results

Samples from 30 Aug 2016 to 16 Jun 2017

Samples from 12 Oct 2015 to 11 Jul 2016

sampling point
R.Wid At Brook Farm