sampling point
North Burn At A19

Description	NORTH BURN AT A19
Sampling point ID	NE-45400563
Type	Freshwater – Rivers
Status	open
Location	easting northing: 445484 526901 lat lon: 54.635176, -1.296866
Area	Northumberland Durham And Tees
Sub-Area	Wear & Tees
Summary	73 samples taken between 2024 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.

13 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
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 73 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 19 Oct 2023 to 26 Jul 2024

Notation	Determinand	Units	19 Oct 2023 14:01	24 Nov 2023 11:11	4 Dec 2023 11:28	22 Jan 2024 12:09	21 Feb 2024 08:17	19 Mar 2024 10:30	15 Apr 2024 10:12	13 May 2024 07:21	18 Jun 2024 10:34	26 Jul 2024 11:45
0061	pH		8.22	8.58	8.56	8.26	8.18	8.7	8.64	8.32	8.55	8.36
0076	Temperature of Water	°C	11.7	7	4.3	5.2	7.2	9.9	8.5	12.9	13.1	16
0077	Conductivity at 25 C	μs/cm	518	34	632	572	733	971	485	1051	664	396
0085	BOD : 5 Day ATU	mg/l					1.2	1.6	< 2	1.3	< 3	1.9
0111	Ammoniacal Nitrogen as N	mg/l	0.26	0.03	0.087	0.081	0.08	< 0.03	0.091	< 0.03	0.14	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	1.6	4.5	2.8	3.7	3.9	2.5	2.8	2	4.9	1.1
0117	Nitrate as N	mg/l	1.57	4.46	2.78	3.68	3.86	2.49	2.79	1.98	4.84	1.09
0118	Nitrite as N	mg/l	0.033	0.037	0.02	0.019	0.041	0.01	0.013	0.016	0.065	0.0091
0119	Ammonia un-ionised as N	mg/l	0.00537	0.00044	0.00104	0.00104	0.00119	< 0.00054	0.00149	< 0.00068	0.0032	< 0.00085
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	130	240	160	160	240	250	230	290	180	280
0180	Orthophosphate, reactive as P	mg/l	0.099	0.076	0.073	0.072	0.043	0.047	0.036	< 0.01	0.098	0.023
9901	Oxygen, Dissolved, % Saturation	%	88.6	96.6	99.6	99.6	98.1	102.4	96.1	94.1	96	101.7
9924	Oxygen, Dissolved as O2	mg/l	9.59	11.7	12.9	12.6	11.8	11.6	11.2	9.91	10.1	10

Samples from 7 Aug 2019 to 20 Sep 2023

Notation	Determinand	Units	7 Aug 2019 13:42	25 Sep 2019 11:18	2 Oct 2019 08:52	8 Nov 2019 12:58	3 Dec 2019 09:21	17 Mar 2020 10:54	26 Jun 2023 10:13	17 Jul 2023 12:44	7 Aug 2023 10:18	20 Sep 2023 11:57
0061	pH		8.49	8.29	8.16	8.25	8.19	8.54	7.92	8.48	7.7	8.45
0076	Temperature of Water	°C	16.6	13.8	10.5	7.5	5.6	7.4	16.2	16.3	14.1	15.3
0077	Conductivity at 25 C	μs/cm	832	747	671	609	743	896	944	839	225	703
0085	BOD : 5 Day ATU	mg/l									< 3
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.07	0.051	0.039	0.031	< 0.03	0.25	< 0.03	< 0.03	0.063
0116	Nitrogen, Total Oxidised as N	mg/l	0.63	7.5	11	4.41	4.4	2.6	1.8	0.91	3.7	8.3
0117	Nitrate as N	mg/l	0.622	7.44	11	4.39	4.38	2.56	1.52	0.896	3.69	8.24
0118	Nitrite as N	mg/l	0.0081	0.057	0.034	0.0224	0.016	0.042	0.28	0.014	0.0061	0.065
0119	Ammonia un-ionised as N	mg/l	< 0.00089	0.00169	0.00096	0.00059	0.00041	< 0.00045	0.00599	< 0.00087	< 0.00037	0.00169
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	230	190	160	200	250	210	220	190	190	200
0180	Orthophosphate, reactive as P	mg/l	0.043	0.21	0.1	0.061	0.072	0.037	0.043	0.044	0.035	0.076
9901	Oxygen, Dissolved, % Saturation	%	110.9	87.9	91.5	101	98.2	98.1	72.9	94.3	97.8	93
9924	Oxygen, Dissolved as O2	mg/l	10.8	9.08	10.2	12.1	12.3	11.8	7.15	9.22	10	9.29

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sampling point North Burn At A19

Determinands

Sampling results

Samples from 19 Oct 2023 to 26 Jul 2024

Samples from 7 Aug 2019 to 20 Sep 2023

sampling point
North Burn At A19