sampling point
Gran Bk - Confluence With Marchfont Bk

Description	GRAN BROOK - CONFLUENCE WITH MARCHFONT BK
Sampling point ID	MD-09453020
Type	Freshwater – Rivers
Status	closed
Location	easting northing: 416800 251000 lat lon: 52.157017, -1.755838
Area	Staffordshire Warwickshire And West Midlands
Sub-Area	Avon & Lower Severn (5)
Summary	106 samples taken between 2008 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.

38 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
Cadmium - Cd
Calcium - Ca
Cd Filtered
Chloride Ion
Chromium -Cr
Cond @ 20C
Cond @ 25C
Copper - Cu
Cr- Filtered
Cu Filtered
Hardness
Lead - as Pb
Magnesium-Mg
N Oxidised
NH3 un-ion
Ni- Filtered
Nickel - Ni
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Pb Filtered
Potassium- K
Sld Sus@105C
Temp Water
Weth-Visibty
Weth7Dy-Prec
Weth7Dy-Temp
Weth7Dy-Vsy
WethPresPrec
WethPresTemp
Zinc - as Zn
Zn- Filtered
pH

Displaying the twenty most recent samples. You can see all 106 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 15 Feb 2008 to 5 Nov 2008

Notation	Determinand	Units	15 Feb 2008 12:40	17 Mar 2008 11:55	22 May 2008 11:15	5 Jun 2008 13:20	12 Jun 2008 11:20	17 Jul 2008 14:00	12 Aug 2008 10:10	18 Sep 2008 09:00	2 Oct 2008 12:05	5 Nov 2008 10:20
0061	pH		7.8	7.6	8.2	8.9	8	8.1	7.6	8	8	8
0076	Temperature of Water	°C	5.3	7.2	12.6	14	13.2	14.9	15.7	13	10.9	10.3
0077	Conductivity at 25 C	μs/cm	1000	646	977	842	756
0111	Ammoniacal Nitrogen as N	mg/l	0.879	0.184	0.055	0.085	0.239	0.069	0.326	0.087	1.84	0.051
0116	Nitrogen, Total Oxidised as N	mg/l	7.18	8.15	9.98	5.6	3.94	6.04	4.77	4.29	4.23	4.67
0117	Nitrate as N	mg/l	7.05	8.12	9.9	5.57	3.84	5.94	4.69	4.24	3.95	4.64
0118	Nitrite as N	mg/l	0.129	0.0298	0.0793	0.0332	0.105	0.102	0.0788	0.0501	0.276	0.0339
0119	Ammonia un-ionised as N	mg/l	0.0072	0.0011	0.00121	0.00208	0.00551	0.0018	0.00365	0.00198	0.0358	0.00095
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	277	183	257	274	235
0172	Chloride	mg/l	49.2	30.4	54.7	33	33
0180	Orthophosphate, reactive as P	mg/l	0.315	0.209	1.24	0.258	0.379	1.05	0.623	0.401	0.996	0.265
1181	Weather : Temperature		2	3	5	4	3
1183	Weather : Precipitation		1	12	1	1	1
6450	Copper, Dissolved	μg/l	4.3	14.3	4.7	7.7	6.1	4.7	4.9	3.1	3	3.7
6455	Zinc	μg/l	11.9	24.7	14.8	10.1	13.9	13.2	42.8	9.8	10	7.9
6528	Weather : Visibility		2	2	4	4	2
9901	Oxygen, Dissolved, % Saturation	%	77	92	84	94	83	79	83	85	68	86
9924	Oxygen, Dissolved as O2	mg/l	9.74	11.1	8.9	9.66	8.68	7.96	8.22	8.93	7.5	9.62

Samples from 25 Apr 2007 to 31 Jan 2008

Notation	Determinand	Units	25 Apr 2007 12:00	30 May 2007 14:50	26 Jun 2007 10:00	17 Jul 2007 11:20	8 Aug 2007 10:40	18 Sep 2007 11:20	17 Oct 2007 10:45	19 Nov 2007 11:50	12 Dec 2007 10:40	31 Jan 2008 11:25
0061	pH		7.9	8.1	7.5	8	8.2	8.2	7.5	7.5	7.9	8.2
0062	Conductivity at 20 C	μs/cm	875	846	653	785	825	959
0076	Temperature of Water	°C	14.7	11.6	13.8	15.9	13.4	10.4	12.5	7.5	4.1	6.5
0077	Conductivity at 25 C	μs/cm							678	704	967	973
0085	BOD : 5 Day ATU	mg/l	11.1	< 1	1.61	1.5	1.3	5.4	5.9	4.1	1.5
0111	Ammoniacal Nitrogen as N	mg/l	0.0744	0.0417	0.0689	0.038	0.088	7.66	0.063	0.124	0.047	0.506
0116	Nitrogen, Total Oxidised as N	mg/l	11.8	13.2	5.48	5.68	6.52	3.13	16	19.6	9.72	7.6
0117	Nitrate as N	mg/l	11.6	13.1	5.46	5.63	6.43	2.8	15.9	19.6	9.7	7.5
0118	Nitrite as N	mg/l	0.231	0.0511	0.0221	0.0525	0.093	0.327	0.0544	0.037	0.0195	0.102
0119	Ammonia un-ionised as N	mg/l	0.00153	0.00086	0.00053	0.00107	0.00206	0.144	0.00044	0.0006	0.00044	0.00714
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	215	337	156	259	285	310	164	141	278	266
0172	Chloride	mg/l	64.3	51.5	33.6	43.4	44.6	79.1	37.9	46.7	44	47.7
0180	Orthophosphate, reactive as P	mg/l	1.5	0.492	0.23	0.734	0.606	2.29	0.307	0.229	0.217	0.45
1181	Weather : Temperature		4	3	3	4	4	3	3	3	2	3
1183	Weather : Precipitation		1	5	1	1	1	1	6	1	1	6
6450	Copper, Dissolved	μg/l	4.49	3.96	7.11	4.8	3.2	3.7	7.3	10.9	4.6	2.5
6455	Zinc	μg/l	33.5	10.4	17.6	12.3	11.3	12.3	19	16.3	12.6	9.8
6528	Weather : Visibility		4	2	2	4	1	3	3	4	4	2
9901	Oxygen, Dissolved, % Saturation	%	86	94	90	88	87	57	83	89	83	78
9924	Oxygen, Dissolved as O2	mg/l	8.7	10.2	9.29	8.68	9.06	6.36	8.82	10.6	10.8	9.57

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sampling point Gran Bk - Confluence With Marchfont Bk

Determinands

Sampling results

Samples from 15 Feb 2008 to 5 Nov 2008

Samples from 25 Apr 2007 to 31 Jan 2008

sampling point
Gran Bk - Confluence With Marchfont Bk