sampling point
R.Gwash (S) Sounding A6003 Rd.Br.

Description	R.GWASH (S) SOUNDING A6003 RD.BR.
Sampling point ID	AN-GWSH090S
Type	Freshwater – Rivers
Status	open
Location	easting northing: 487751 305275 lat lon: 52.638127, -0.70469
Area	Lincolnshire And Northamptonshire
Sub-Area	North & South Team Sub Area
Summary	248 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.

23 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
Chloride Ion
Cond @ 20C
Cond @ 25C
N Inorganic
N Oxidised
NATGRIDREF
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
O Diss% Satn
O Dissolved
Orthophospht
Oxygen Diss
Phosphorus-P
Temp Water
Turbidity
TurbidityNTU
pH
pH Inst unit

Displaying the twenty most recent samples. You can see all 248 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 10 Aug 2023 to 17 May 2024

Notation	Determinand	Units	10 Aug 2023 12:52	15 Sep 2023 10:36	16 Oct 2023 10:05	16 Nov 2023 09:38	6 Dec 2023 10:13	15 Jan 2024 09:29	21 Feb 2024 09:50	18 Mar 2024 09:12	15 Apr 2024 10:22	17 May 2024 10:42
0061	pH		8	7.75	7.98	8.07	8.01	8.15	8.1	7.62	7.97	7.75
0076	Temperature of Water	°C	15.8	15.2	8.2	7.6	4.9	3.2	8.4	9	10.9	15.1
0077	Conductivity at 25 C	μs/cm	575	877	564	567	449	637	545	822	725	652
0085	BOD : 5 Day ATU	mg/l	1.1	< 2	2.2	< 2	< 2	1.4	1.2	< 1	3.2	1.1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.073	0.039	< 0.03	0.033	< 0.03	< 0.03	0.033	< 0.03	0.12
0116	Nitrogen, Total Oxidised as N	mg/l	3.6	0.35	5.6	2.7	3.4	3.5	2.6	1.4	1.4	1.7
0117	Nitrate as N	mg/l	3.59	0.337	5.58	2.69	3.39	3.48	2.59	1.4	1.39	1.66
0118	Nitrite as N	mg/l	0.013	0.013	0.024	0.011	0.0057	0.024	0.0072	0.0045	0.0071	0.041
0119	Ammonia un-ionised as N	mg/l	< 0.00084	0.00111	0.0006	< 0.00046	0.00041	< 0.00033	< 0.00049	0.00024	< 0.00055	0.00181
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	210	290	180	230	160	240	220	260	260	210
0180	Orthophosphate, reactive as P	mg/l	0.11	0.13	0.086	0.055	0.047	0.055	0.053	0.025	0.025	0.018
0348	Phosphorus, Total as P	mg/l	0.14	0.19	0.18	0.076	0.14	0.063	0.083	0.051
9901	Oxygen, Dissolved, % Saturation	%	91.2	51.2	84	89.3	95.2	95	96.6	91	106.4	67.8
9924	Oxygen, Dissolved as O2	mg/l	9.02	5.13	9.88	10.7	12.2	12.7	11.3	10.5	11.7	6.8

Samples from 15 Sep 2022 to 28 Jul 2023

Notation	Determinand	Units	15 Sep 2022 11:24	31 Oct 2022 10:59	11 Nov 2022 12:36	7 Dec 2022 11:52	23 Jan 2023 12:55	20 Feb 2023 11:13	16 Mar 2023 12:22	24 Apr 2023 10:48	23 Jun 2023 10:28	28 Jul 2023 11:24
0061	pH		7.8	7.65	7.9	8.14	8.2	8.14	8.16	8.13	7.78	7.9
0076	Temperature of Water	°C	15.1	12.8	11.4	5.1	2.5	8.4	7.2	9.8	17.6	16.7
0077	Conductivity at 25 C	μs/cm	856	708	648	584	620	739	491	591	619	567
0085	BOD : 5 Day ATU	mg/l								2.8	< 3	4.4
0111	Ammoniacal Nitrogen as N	mg/l	0.063		< 0.03	< 0.03	0.056	0.04	< 0.03	0.037	0.045	0.079
0116	Nitrogen, Total Oxidised as N	mg/l	< 0.2	1.4	7	5	4.2	3.1	4.1	2.6	2.5	7
0117	Nitrate as N	mg/l	0.181		6.94	4.99	4.18	3.09	4.09	2.59	2.44	6.97
0118	Nitrite as N	mg/l	0.019		0.056	0.014	0.019	0.0092	0.0074	0.0087	0.063	0.029
0119	Ammonia un-ionised as N	mg/l	0.00106		< 0.00048	< 0.00038	0.00059	0.00065	< 0.00045	0.00067	0.00087	0.00188
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	270	220	190	200	200	230	170	220	200	180
0180	Orthophosphate, reactive as P	mg/l	0.088	0.074	0.08	0.058	0.065	0.062	0.047	0.036	0.12	0.13
0348	Phosphorus, Total as P	mg/l								0.054	0.2	0.22
9901	Oxygen, Dissolved, % Saturation	%	72.8	50.3	82.8	92.5	94.8	90.6	100.2	86.2	58.7	86.2
9924	Oxygen, Dissolved as O2	mg/l	7.31	5.31	9.03	11.8	12.9	10.6	12.1	9.76	5.59	8.36

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sampling point R.Gwash (S) Sounding A6003 Rd.Br.

Determinands

Sampling results

Samples from 10 Aug 2023 to 17 May 2024

Samples from 15 Sep 2022 to 28 Jul 2023

sampling point
R.Gwash (S) Sounding A6003 Rd.Br.