sampling point
Durtrees Burn At A696

Description	DURTREES BURN AT A696
Sampling point ID	NE-43100124
Type	Freshwater – Rivers
Status	closed
Location	easting northing: 386245 594875 lat lon: 55.247849, -2.217893
Area	Northumberland Durham And Tees
Sub-Area	Northumberland & Tyne
Summary	32 samples taken between 2012 and 2007

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.

13 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
Cond @ 20C
Cond @ 25C
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Temp Water
pH

Displaying the twenty most recent samples. You can see all 32 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 11 Jan 2012 to 30 Nov 2012

Notation	Determinand	Units	11 Jan 2012 10:30	7 Feb 2012 10:45	13 Mar 2012 11:45	20 Apr 2012 11:46	28 Aug 2012 09:39	6 Sep 2012 12:47	11 Oct 2012 10:21	12 Nov 2012 09:56	15 Nov 2012 12:37	30 Nov 2012 11:36
0061	pH		7.9	7.9	8.21	7.83	7.3	8.25	8.04	8	7.8	7.8
0076	Temperature of Water	°C	6.6	0.2	7.7	7.1	12.4	12.1	7.3	3.8	8.4	1
0077	Conductivity at 25 C	μs/cm	195.5	240.5	257.8	117	89	292	255	184	154	184
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	0.39	0.33	0.33	< 0.2	< 0.2	0.44	0.45	0.25	< 0.2	0.41
0117	Nitrate as N	mg/l	0.386	0.326	0.326	< 0.196	< 0.196	0.436	0.446	0.246	< 0.196	0.406
0118	Nitrite as N	mg/l	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004
0119	Ammonia un-ionised as N	mg/l	< 0.00034	< 0.00021	< 0.00046	< 0.0003	< 0.00013	< 0.00064	< 0.00045	< 0.00035	< 0.00031	< 0.00018
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	82	91	99	38	37	129	111	72	60	73
0180	Orthophosphate, reactive as P	mg/l	0.047	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9901	Oxygen, Dissolved, % Saturation	%	101.9	97.4	94.6	101.6	96.6	105	98	90	91	98
9924	Oxygen, Dissolved as O2	mg/l	12.5	14.1	11.3	12.3	10.3	11.3	11.8	11.8	10.7	13.9

Samples from 23 Mar 2011 to 25 Nov 2011

Notation	Determinand	Units	23 Mar 2011 08:53	10 May 2011 09:50	6 Jul 2011 10:20	17 Aug 2011 10:00	31 Aug 2011 10:10	12 Sep 2011 11:10	13 Oct 2011 11:50	18 Oct 2011 11:40	9 Nov 2011 10:50	25 Nov 2011 10:15
0061	pH		8.45	8.3	8.3	7.8	7.8	8.3	7.61	7.9	7.9	7.24
0076	Temperature of Water	°C	7.7	10.7	14.5	11.9	11.6	13.3	9.3	7.6	8.1	6.5
0077	Conductivity at 25 C	μs/cm	247	276	340	135	231	264	141	131	235.6	115.3
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	0.36	0.32	0.56	< 0.2	0.21	0.26	< 0.2	< 0.2	0.3	< 0.2
0117	Nitrate as N	mg/l	0.356	0.316	0.556	< 0.196	0.206	0.256	< 0.196	< 0.196	0.296	< 0.196
0118	Nitrite as N	mg/l	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004
0119	Ammonia un-ionised as N	mg/l	< 0.00046	< 0.00058	< 0.00076	< 0.0004	< 0.00039	< 0.0007	< 0.00021	< 0.00037	< 0.00038	< 7.0e-05
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	99	114	157	53	95	111	50	46	93	42
0180	Orthophosphate, reactive as P	mg/l	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	0.029	< 0.02	0.062	0.046
9901	Oxygen, Dissolved, % Saturation	%	96.1	99	92	94	97	98	99.8	101	92.2	100.1
9924	Oxygen, Dissolved as O2	mg/l	11.4	11	9.35	10.1	10.5	10.2	11.4	12.1	10.9	12.3

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sampling point Durtrees Burn At A696

Determinands

Sampling results

Samples from 11 Jan 2012 to 30 Nov 2012

Samples from 23 Mar 2011 to 25 Nov 2011

sampling point
Durtrees Burn At A696