sampling point
Hobsons Bk.Trib.Cam Rd.Br. Long Road

Description	HOBSONS BK.TRIB.CAM RD.BR. LONG ROAD
Sampling point ID	AN-33M24
Type	Freshwater – Rivers
Status	open
Location	easting northing: 545451 255661 lat lon: 52.180023, 0.125908
Area	Cambridgeshire And Bedfordshire
Sub-Area	Ely Team Sub Area
Summary	54 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.

12 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
pH

Displaying the twenty most recent samples. You can see all 54 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 15 Aug 2023 to 1 Jul 2024

Notation	Determinand	Units	15 Aug 2023 08:55	4 Sep 2023 12:13	4 Oct 2023 10:24	2 Nov 2023 09:47	7 Dec 2023 10:30	4 Jan 2024 11:05	5 Feb 2024 09:46	4 Mar 2024 10:02	3 Jun 2024 08:50	1 Jul 2024 12:04
0061	pH		7.69	7.84	7.79	7.85	7.64	7.55	7.72	7.8		7.86
0076	Temperature of Water	°C	14.3	16	12.6	11.3	7.4	9.2	9	7.7	12.9	13.8
0077	Conductivity at 25 C	μs/cm	764	785	774	659	867	852	847	860	826	805
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	0.062	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	10	10	9.2	6.1	11	9.6	14	13	13	13
0117	Nitrate as N	mg/l	9.98	9.99	9.19	6.08	11	9.57	14	13	13	13
0118	Nitrite as N	mg/l	0.016	0.014	0.013	0.02	0.023	0.029	0.014	0.018	0.027	0.017
0119	Ammonia un-ionised as N	mg/l	< 0.00037	< 0.00059	< 0.00041	< 0.00043	< 0.0002	< 0.00019	< 0.00027	< 0.00029		< 0.00053
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	230	230	230	210	250	240	250	250	240	230
0180	Orthophosphate, reactive as P	mg/l	< 0.01	0.02	< 0.01	0.031	0.011	0.016	0.01	< 0.01	< 0.01	< 0.01
9901	Oxygen, Dissolved, % Saturation	%	75.2	90	79.1	74.8	79.1	73.9	86.3	88.7	86.9	104.3
9924	Oxygen, Dissolved as O2	mg/l	7.68	8.86	8.39	8.17	9.49	8.49	9.96	10.6	9.15	10.8

Samples from 1 Nov 2018 to 5 Jul 2023

Notation	Determinand	Units	1 Nov 2018 09:48	1 Mar 2019 10:58	5 Apr 2019 09:21	1 Jul 2019 10:19	18 Oct 2019 13:10	15 Jan 2020 13:33	3 Apr 2023 14:23	18 May 2023 12:38	5 Jun 2023 14:23	5 Jul 2023 07:50
0061	pH		7.67	8	8.05	7.94	8.11	7.88	7.86	7.78	7.82	7.65
0076	Temperature of Water	°C	9.8	8.6	7.1	16.3	12.7	9.3	10.5	12.8	12.8	13.3
0077	Conductivity at 25 C	μs/cm	604	849	822	803	499	774	860	839	816	623
0111	Ammoniacal Nitrogen as N	mg/l	0.047	< 0.03	< 0.03	0.073	0.054	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	5.03	9.69	9.32	6.4	2.9	8.5	11	11	12	7.7
0117	Nitrate as N	mg/l	4.97	9.68	9.3	6.35	2.86	8.48	11	11	12	7.68
0118	Nitrite as N	mg/l	0.0561	0.0124	0.0206	0.049	0.037	0.021	0.013	0.019	0.02	0.024
0119	Ammonia un-ionised as N	mg/l	0.0004	< 0.00049	< 0.00044	0.00184	0.0012	< 0.0004	< 0.00041	< 0.00041	< 0.00045	< 0.00032
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	170	226	226	230	140	210	250	240	230	170
0180	Orthophosphate, reactive as P	mg/l	0.083	< 0.01	< 0.01	0.039	0.085	0.023	< 0.01	< 0.01	< 0.01	0.036
9901	Oxygen, Dissolved, % Saturation	%	62.8	97.4	99.6	79.8	83	86.3	122.6	103.3	95	67.8
9924	Oxygen, Dissolved as O2	mg/l	7.11	11.3	12	7.81	8.78	9.89	13.7	10.9	10	7.08

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sampling point Hobsons Bk.Trib.Cam Rd.Br. Long Road

Determinands

Sampling results

Samples from 15 Aug 2023 to 1 Jul 2024

Samples from 1 Nov 2018 to 5 Jul 2023

sampling point
Hobsons Bk.Trib.Cam Rd.Br. Long Road