sampling point
Risegate Eau First Br.U/S O/F

Description	RISEGATE EAU FIRST BR.U/S O/F
Sampling point ID	AN-RISG200R
Type	Freshwater – Rivers
Status	open
Location	easting northing: 529571 331856 lat lon: 52.86858, -0.07652
Area	Lincolnshire And Northamptonshire
Sub-Area	North & South Team Sub Area
Summary	114 samples taken between 2024 and 2012

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 114 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 16 Oct 2023 to 25 Jul 2024

Notation	Determinand	Units	16 Oct 2023 10:00	27 Oct 2023 10:49	20 Nov 2023 09:34	6 Dec 2023 12:35	15 Jan 2024 09:35	19 Feb 2024 09:41	18 Mar 2024 09:41	23 May 2024 12:15	28 Jun 2024 10:23	25 Jul 2024 09:32
0061	pH		7.61	7.55	7.79	7.61	7.84	7.64	7.91	8.03	8.3	7.63
0076	Temperature of Water	°C	8.9	10.3	9.3	5.2	2.7	9.1	9.7	15.5	18.3	18.8
0077	Conductivity at 25 C	μs/cm	1687	1916	2179	1859	2785	1482	2231	2261	3471	1484
0085	BOD : 5 Day ATU	mg/l						1.5	1.7	2.2	< 4	< 9
0111	Ammoniacal Nitrogen as N	mg/l	0.2	0.18	0.1	0.12	0.63	0.16	0.17	0.18	< 0.03	0.17
0116	Nitrogen, Total Oxidised as N	mg/l	0.61	11	8.5	13	7.1	9.4	6.6	2.6	< 0.2	0.76
0117	Nitrate as N	mg/l	0.572	10.8	8.41	12.9	7.01	9.35	6.53	2.44	< 0.196	0.49
0118	Nitrite as N	mg/l	0.038	0.18	0.089	0.056	0.09	0.046	0.07	0.16	< 0.004	0.27
0119	Ammonia un-ionised as N	mg/l	0.00138	0.00121	0.00108	0.00063	0.00466	0.0012	0.00247	0.0049	< 0.001	0.00256
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	340	380	430	400	480	350	440	420	340	340
0180	Orthophosphate, reactive as P	mg/l	1	0.1	0.13	0.11	0.11	0.11	0.083	0.1	< 0.01	0.27
9901	Oxygen, Dissolved, % Saturation	%	64.1	50.4	74.7	68.5	85.4	81.6	98.1	104.1	123.4	46.1
9924	Oxygen, Dissolved as O2	mg/l	7.41	5.64	8.56	8.69	11.6	9.39	11.1	10.4	11.6	4.28

Samples from 8 Nov 2022 to 18 Sep 2023

Notation	Determinand	Units	8 Nov 2022 13:05	22 Dec 2022 10:54	24 Jan 2023 09:54	8 Feb 2023 10:15	7 Mar 2023 13:18	18 May 2023 11:15	21 Jun 2023 11:32	28 Jun 2023 12:16	15 Aug 2023 10:10	18 Sep 2023 13:03
0061	pH		7.86	7.75	7.78	7.89	8.07	8.5	8.38	8.84	7.89	7.53
0076	Temperature of Water	°C	11.4	4.6	0.2	2.8	5.9	16.5	21.1	20	17.7	18.1
0077	Conductivity at 25 C	μs/cm	2363	2274	3047	3126	3498	2476	6547	8907	1850	1821
0085	BOD : 5 Day ATU	mg/l						11	6.4
0111	Ammoniacal Nitrogen as N	mg/l	0.43	0.25	0.9	0.44	0.23	< 0.03	< 0.03	0.13	0.071	0.099
0116	Nitrogen, Total Oxidised as N	mg/l	4	10	5.5	3.6	3.1	< 0.2	< 0.2	< 0.2	< 0.2	< 0.2
0117	Nitrate as N	mg/l	3.88	9.93	5.42	3.54	3.06	< 0.196	< 0.196	< 0.196	0.196	< 0.196
0118	Nitrite as N	mg/l	0.12	0.07	0.08	0.058	0.045	< 0.004	< 0.004	< 0.004	0.0043	< 0.004
0119	Ammonia un-ionised as N	mg/l	0.00633	0.00173	0.00482	0.00368	0.0031	< 0.00088	< 0.00122	0.0049	0.00177	0.00113
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	440	430	480	470	440	390	300	250	300	370
0180	Orthophosphate, reactive as P	mg/l	0.16	0.11	0.08	0.091	0.15	0.021	0.013	0.22	1.5	1.9
9901	Oxygen, Dissolved, % Saturation	%	80.8	79.8	76.3	96.3	121.6	259.4	133.9	154.9	88.5	57
9924	Oxygen, Dissolved as O2	mg/l	8.81	10.3	11.1	13	15.2	25.3	11.9	14	8.41	5.37

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sampling point Risegate Eau First Br.U/S O/F

Determinands

Sampling results

Samples from 16 Oct 2023 to 25 Jul 2024

Samples from 8 Nov 2022 to 18 Sep 2023

sampling point
Risegate Eau First Br.U/S O/F