sampling point
R.Welland Wakerley/Barrowden Rd.Br.

Description	R.WELLAND WAKERLEY/BARROWDEN RD.BR.
Sampling point ID	AN-WELL220W
Type	Freshwater – Rivers
Status	open
Location	easting northing: 495569 299761 lat lon: 52.587254, -0.590788
Area	Lincolnshire And Northamptonshire
Sub-Area	North & South Team Sub Area
Summary	236 samples taken between 2024 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.

26 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
CHLOR A
CHLOROPHYLL
COD as O2
Chloride Ion
Cond @ 20C
Cond @ 25C
N Inorganic
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
O Diss% Satn
O Dissolved
Orthophospht
Oxygen Diss
SiO2 Rv
Sld Sus@105C
Temp Water
Turbidity
TurbidityNTU
pH
pH Inst unit

Displaying the twenty most recent samples. You can see all 236 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 7 Aug 2023 to 17 May 2024

Notation	Determinand	Units	7 Aug 2023 08:06	15 Sep 2023 09:58	16 Oct 2023 13:02	16 Nov 2023 08:34	5 Dec 2023 10:01	15 Jan 2024 08:50	21 Feb 2024 09:05	18 Mar 2024 08:17	15 Apr 2024 08:41	17 May 2024 10:00
0061	pH		7.72	7.62	7.95	7.97	7.75	8.06	7.97	7.94	8.18	8.09
0076	Temperature of Water	°C	14.6	16	10.7	7.7	5.2	4	8.7	9.2	11	15.1
0077	Conductivity at 25 C	μs/cm	775	857	602	558	426	729	542	456	736	808
0085	BOD : 5 Day ATU	mg/l	< 1	< 1	1.4	1.2	2.6	1.3	< 3	3	1.6	1.1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	0.05	< 0.03	< 0.03	0.061	0.034	0.23	< 0.03	0.053
0116	Nitrogen, Total Oxidised as N	mg/l	2.7	2.4	3.6	5.7	5.5	7.3	4.9	4.3	4.8	4.7
0117	Nitrate as N	mg/l	2.69	2.39	3.56	5.67	5.48	7.24	4.88	4.24	4.79	4.67
0118	Nitrite as N	mg/l	0.0066	0.0093	0.04	0.035	0.024	0.062	0.025	0.056	0.015	0.028
0119	Ammonia un-ionised as N	mg/l	< 0.00041	< 0.00036	0.00086	< 0.00043	< 0.00022	0.00072	0.00053	0.00345	< 0.00059	0.0014
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	200	190	150	170	120	220	180	160	240	230
0180	Orthophosphate, reactive as P	mg/l	0.43	0.51	0.44	0.12	0.12	0.14	0.083	0.1	0.15	0.26
9901	Oxygen, Dissolved, % Saturation	%	81.1	70	78.2	87.6	83.1	95.3	90.9	88.7	90.2	90.8
9924	Oxygen, Dissolved as O2	mg/l	8.23	6.89	8.67	10.4	10.5	12.5	10.6	10.2	9.93	9.11

Samples from 2 Oct 2019 to 19 Jul 2023

Notation	Determinand	Units	2 Oct 2019 10:42	6 Nov 2019 11:05	4 Dec 2019 09:39	13 Jan 2020 13:10	17 Feb 2020 09:43	5 Mar 2020 12:29	28 Apr 2023 11:51	22 May 2023 10:57	23 Jun 2023 09:09	19 Jul 2023 07:59
0061	pH		7.76	7.94	8.18	8.01	7.99	8.27	8.2	8.23	7.66	7.69
0076	Temperature of Water	°C	11	8.8	4.9	6.9	4.6	5.6	10.4	15.3	18.3	16.4
0077	Conductivity at 25 C	μs/cm	500	591	660	546	379	653	712	678	539	718
0085	BOD : 5 Day ATU	mg/l	2.7	1.35	1.4	2.6	2.7	1.3	1.2	1.2	< 3	< 1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.043	< 0.03	0.063	0.041	0.039	< 0.03	< 0.03	0.11	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	9.7	6.48	6.6	5.3	3.8	5.9	5.3	4.6	3.4	2.1
0117	Nitrate as N	mg/l	9.64	6.46	6.57	5.26	3.78	5.88	5.28	4.59	3.3	2.09
0118	Nitrite as N	mg/l	0.056	0.0234	0.032	0.04	0.02	0.021	0.016	0.015	0.098	0.006
0119	Ammonia un-ionised as N	mg/l	< 0.00034	0.00063	< 0.00038	0.00092	0.00049	0.00051	< 0.00056	< 0.00081	0.00171	< 0.00043
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	120	174	210	180	130	200	210	230	140	180
0180	Orthophosphate, reactive as P	mg/l	0.18	0.12	0.12	0.12	0.067	0.1	0.12	0.25	0.39	0.46
9901	Oxygen, Dissolved, % Saturation	%	78.4	83.5	94.6	93.6	89.3	94	90.1	89.2	62.4	72.2
9924	Oxygen, Dissolved as O2	mg/l	8.63	9.68	12.1	11.4	11.5	11.8	10.1	8.91	5.86	7.05

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sampling point R.Welland Wakerley/Barrowden Rd.Br.

Determinands

Sampling results

Samples from 7 Aug 2023 to 17 May 2024

Samples from 2 Oct 2019 to 19 Jul 2023

sampling point
R.Welland Wakerley/Barrowden Rd.Br.