sampling point
North Radworthy Stream At Barham Bridge

Description	NORTH RADWORTHY STREAM AT BARHAM BRIDGE
Sampling point ID	SW-73071205
Type	Freshwater – Rivers
Status	closed
Location	easting northing: 274624 133575 lat lon: 51.087743, -3.791514
Area	Devon And Cornwall
Sub-Area	East Devon And Cornwall
Summary	76 samples taken between 2006 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.

24 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
Calcium - Ca
Cu Filtered
Hardness
Hdnss Ca
Hdnss Mg
Magnesium-Mg
N Inorganic
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Potassium- K
Temp Water
Type of Flow
WethPresPrec
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 76 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 13 Feb 2006 to 29 Nov 2006

Notation	Determinand	Units	13 Feb 2006 13:20	3 Mar 2006 10:40	3 Apr 2006 11:10	28 Apr 2006 09:35	5 Jun 2006 11:15	10 Jul 2006 11:55	17 Aug 2006 12:20	19 Sep 2006 11:00	27 Oct 2006 12:35	29 Nov 2006 13:15
0061	pH		7.1	7.9	7.5	7.5	7.6	7.4	7.4	7.6	7.1	6.7
0076	Temperature of Water	°C	9	5.5	9	9.5	12	14	13.1	12.5	11	10.5
0085	BOD : 5 Day ATU	mg/l	< 1	< 1	< 1		< 1	< 1	2.4	< 1	< 1	< 1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	0.111	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	2.62	2.46	2.38	2.44	2.5	2.72	2.71	2.8	2.14	2.66
0117	Nitrate as N	mg/l	2.62	2.46	2.38	2.44	2.5	2.72	2.7	2.8	2.14	2.66
0118	Nitrite as N	mg/l	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	0.0069	< 0.004	< 0.004	< 0.004
0119	Ammonia un-ionised as N	mg/l	< 6.0e-05	< 0.00031	< 0.00016	< 0.00017	< 0.00026	< 0.00019	0.00065	< 0.00027	< 8.0e-05	< 3.0e-05
0180	Orthophosphate, reactive as P	mg/l	0.024	0.02	< 0.02	< 0.02	< 0.02	0.028	0.077	0.028	0.024	< 0.02
0211	Potassium	mg/l	0.8	0.71	0.76	0.77	0.72	0.94
1183	Weather : Precipitation		1	15	1	1	1	2	6	1	1	1
3267	Type of flow as description		3	3	3	3	3	3	2	1	3	4
3683	Nitrogen, Total Inorganic : (Calculated)	mg/l	2.65	2.49	2.41	2.47	2.53	2.75
9901	Oxygen, Dissolved, % Saturation	%	96	97	97	101	98	105	95	99	101	97
9924	Oxygen, Dissolved as O2	mg/l	11.1	12.2	11.2	11.5	10.5	10.8	9.96	10.5	11.1	10.8

Samples from 4 Mar 2005 to 17 Jan 2006

Notation	Determinand	Units	4 Mar 2005 10:20	14 Apr 2005 11:30	12 May 2005 10:05	21 Jun 2005 11:15	18 Jul 2005 11:00	24 Aug 2005 08:25	29 Sep 2005 12:20	1 Nov 2005 09:45	7 Dec 2005 11:50	17 Jan 2006 11:40
0061	pH		7.1	7.3	7.3	7.4	7.9	7.1	7.2	7.2	7.3	7.7
0076	Temperature of Water	°C	3	8.8	9.5	13.5	13.5	12.5	11.7	10	8	9
0085	BOD : 5 Day ATU	mg/l	< 1	< 1	< 1	< 1	< 1	1.15	1.25	< 1	< 1	< 1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	2.54	2.15	2	2.29	2.19	2.21	1.93	2.1	2.47	2.4
0117	Nitrate as N	mg/l	2.54	2.15	2	2.29	2.19	2.21	1.93	2.1	2.47	2.4
0118	Nitrite as N	mg/l	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	0.0048	< 0.004	< 0.004	< 0.004	< 0.004
0119	Ammonia un-ionised as N	mg/l	< 4.0e-05	< 0.0001	< 0.00011	< 0.00018	< 0.00056	< 8.0e-05	< 0.0001	< 9.0e-05	< 0.0001	< 0.00026
0180	Orthophosphate, reactive as P	mg/l	0.026	< 0.02	< 0.02	0.027	0.024	0.045	0.023	0.022	< 0.02	0.023
0211	Potassium	mg/l	1.11	0.87	0.77	0.74	0.83	1.25	1.02	0.82	0.86	0.86
1183	Weather : Precipitation		7	2	1	1	5	16	2	6	13	2
3267	Type of flow as description		3	3	3	3	3	3	2	4	3	3
3683	Nitrogen, Total Inorganic : (Calculated)	mg/l	2.57	2.18	2.03	2.32	2.22	2.24	1.96	2.13	2.5	2.43
9901	Oxygen, Dissolved, % Saturation	%	91	103	92	102	97	88	99	84	93	94
9924	Oxygen, Dissolved as O2	mg/l	12.2	11.9	10.5	10.6	10.1	9.36	10.7	9.46	11	10.8

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sampling point North Radworthy Stream At Barham Bridge

Determinands

Sampling results

Samples from 13 Feb 2006 to 29 Nov 2006

Samples from 4 Mar 2005 to 17 Jan 2006

sampling point
North Radworthy Stream At Barham Bridge