sampling point
Hobhole Drn.Freiston Ings Bridge Bottom

Description	HOBHOLE DRN.FREISTON INGS BRIDGE BOTTOM
Sampling point ID	AN-HOBD6
Type	Freshwater – Rivers
Status	open
Location	easting northing: 536756 347504 lat lon: 53.007379, 0.036741
Area	Lincolnshire And Northamptonshire
Sub-Area	North & South Team Sub Area
Summary	89 samples taken between 2020 and 2010

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.

16 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
Chloride Ion
Cond @ 25C
N Oxidised
NH3 un-ion
NO FLOW/SAMP
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
SiO2 Rv
Temp Water
pH

Displaying the twenty most recent samples. You can see all 89 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 18 Jun 2019 to 17 Mar 2020

Notation	Determinand	Units	18 Jun 2019 13:13	5 Jul 2019 13:46	14 Aug 2019 13:38	24 Oct 2019 14:05	31 Oct 2019 13:21	20 Nov 2019 13:51	6 Dec 2019 12:27	21 Jan 2020 10:57	13 Feb 2020 12:52	17 Mar 2020 12:20
0061	pH		7.46	8.5	8.27	7.73	7.56	7.61	7.76	7.76	8.18	8.21
0076	Temperature of Water	°C	17.2	23.8	17.3	10.9	8.3	5.3	7.5	2.3	4.3	9.1
0077	Conductivity at 25 C	μs/cm	1392	2817	2674	2578	1959	2130	2370	2462	2165	2507
0085	BOD : 5 Day ATU	mg/l	1.39	5	3.9	1.4	< 2.8	1.4	1.6	2.1	2.1	3.2
0111	Ammoniacal Nitrogen as N	mg/l	0.279	0.039	0.09	0.19	0.18	0.234	0.38	0.37	0.22	0.22
0116	Nitrogen, Total Oxidised as N	mg/l	16	5.3	1.2	7	9.3	10.3	7.2	7.8	6.2	5.2
0117	Nitrate as N	mg/l	15.7	5.16	1.17	6.9	9.22	10.2	7.13	7.74	6.16	5.16
0118	Nitrite as N	mg/l	0.312	0.14	0.029	0.1	0.078	0.0645	0.066	0.056	0.036	0.036
0119	Ammonia un-ionised as N	mg/l	0.00253	0.00193	0.00279	0.00201	0.00106	0.00124	0.00334	0.00221	0.00264	0.00376
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	245	230	240	380	340	339	360	390	350	370
0172	Chloride	mg/l							330
0180	Orthophosphate, reactive as P	mg/l	0.037	< 0.01	0.076	0.067	0.019	0.014	0.043	0.061	0.053	0.029
0182	Silica, reactive as SiO2	mg/l							14
9901	Oxygen, Dissolved, % Saturation	%	70.9	201.5	93.2	88.6	80.2	84.4	91.6	85.1	104.2	108.3
9924	Oxygen, Dissolved as O2	mg/l	6.81	17	8.93	9.77	9.41	10.7	10.9	11.7	13.5	12.5

Samples from 14 Jul 2016 to 20 May 2019

Notation	Determinand	Units	14 Jul 2016 11:05	4 Aug 2016 12:45	17 Oct 2016 12:01	25 Nov 2016 11:41	9 Dec 2016 11:34	18 Jan 2017 10:53	16 Feb 2017 13:08	23 Mar 2017 12:58	1 Apr 2019 13:56	20 May 2019 11:06
0061	pH		8.06	8.12	7.68	7.59	8.03	7.68	7.76	8.19	8.67	8.1
0076	Temperature of Water	°C	19.8	19	12.5	7.4	8.8	3.8	7.3	9.5	12.3	16.4
0077	Conductivity at 25 C	μs/cm	1835	2605	2014	2212	2801	2374	2339	2526	3057	5126
0085	BOD : 5 Day ATU	mg/l									8.39	2.67
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.079	0.203	0.196	0.235	0.191	0.138	0.095	0.059	0.298
0116	Nitrogen, Total Oxidised as N	mg/l	2.16	1.85	8.63	12.1	6.13	8.9	10	5.35	6.08	3.76
0117	Nitrate as N	mg/l	2.09	1.8	8.54	12	6.07	8.87	9.96	5.31	6.02	3.65
0118	Nitrite as N	mg/l	0.068	0.0451	0.0885	0.0639	0.0639	0.0325	0.0361	0.038	0.0646	0.108
0119	Ammonia un-ionised as N	mg/l	< 0.00111	0.00277	0.00215	0.00116	0.00393	0.00106	0.0012	0.00167	0.00127	0.00866
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	261	270	300	345	397	374	360	329	236	241
0180	Orthophosphate, reactive as P	mg/l	0.029	0.183	0.084	0.012	0.081	0.037	0.034	0.026	< 0.01	0.028
9901	Oxygen, Dissolved, % Saturation	%	91.5	90.5	81.9	82.6	95.5	75.9	98.9	148.2	223.4	73.9
9924	Oxygen, Dissolved as O2	mg/l	8.33	8.37	8.71	9.91	11.1	9.99	11.9	16.9	23.9	7.21

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sampling point Hobhole Drn.Freiston Ings Bridge Bottom

Determinands

Sampling results

Samples from 18 Jun 2019 to 17 Mar 2020

Samples from 14 Jul 2016 to 20 May 2019

sampling point
Hobhole Drn.Freiston Ings Bridge Bottom