sampling point
Seph At The Grange Bridge

Description	SEPH AT THE GRANGE BRIDGE
Sampling point ID	NE-49600498
Type	Freshwater – Rivers
Status	open
Location	easting northing: 457067 495995 lat lon: 54.356286, -1.123404
Area	Yorkshire
Sub-Area	Esk, Derwent, Hull
Summary	46 samples taken between 2017 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 46 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 13 Apr 2016 to 22 Mar 2017

Notation	Determinand	Units	13 Apr 2016 12:19	24 Jun 2016 11:00	11 Jul 2016 14:35	31 Aug 2016 13:23	26 Oct 2016 10:10	22 Nov 2016 12:02	30 Nov 2016 13:09	12 Jan 2017 13:47	20 Feb 2017 11:37	22 Mar 2017 12:19
0061	pH		8.43	7.67	7.96	7.67	7.92	6.99	7.72	7.79	7.61	7.73
0076	Temperature of Water	°C	7.7	13.5	14.4	14	8.9	7	4.6	3.9	7.9	5.5
0077	Conductivity at 25 C	μs/cm	147	218	212	230	217	148	193	210	201	246
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.049	< 0.03	< 0.03	< 0.03	0.038	< 0.03	< 0.03	< 0.03	0.053
0116	Nitrogen, Total Oxidised as N	mg/l	0.85	0.65	0.62	0.6	0.69	2.63	1.46	1.25	1.48	1.11
0117	Nitrate as N	mg/l	0.846	0.637	0.611	0.596	0.686	2.63	1.46	1.25	1.48	1.11
0118	Nitrite as N	mg/l	< 0.004	0.0126	0.0086	< 0.004	< 0.004	0.005	< 0.004	< 0.004	< 0.004	0.0045
0119	Ammonia un-ionised as N	mg/l	< 0.00046	0.00055	< 0.00069	< 0.00035	< 0.00042	6.0e-05	< 0.00019	< 0.00022	< 0.00019	0.00038
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	26	48	48	52	47	15	28	37	29	33
0180	Orthophosphate, reactive as P	mg/l	0.017	0.013	0.016	0.018	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
9901	Oxygen, Dissolved, % Saturation	%	99.1	82.8	93.1	83.6	89.1	94.1	97	94.4	99.6	95.6
9924	Oxygen, Dissolved as O2	mg/l	11.8	8.61	9.49	8.59	10.3	11.4	12.5	12.4	11.8	12

Samples from 26 May 2015 to 9 Mar 2016

Notation	Determinand	Units	26 May 2015 13:01	18 Jun 2015 11:29	17 Jul 2015 12:14	12 Aug 2015 09:32	4 Sep 2015 10:55	19 Oct 2015 09:54	13 Nov 2015 12:55	1 Dec 2015 12:42	10 Feb 2016 12:17	9 Mar 2016 13:19
0061	pH		7.95	7.91	7.62	8.11	7.75	8.28	7.71	7.37	8.11	7.7
0076	Temperature of Water	°C	11	11.2	14	11.5	10.1	8.2	6.7	5.5	4.9	4.8
0077	Conductivity at 25 C	μs/cm	235	255	264	270	249	230	153	196	195	161
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	0.041	0.034	< 0.03	0.071
0116	Nitrogen, Total Oxidised as N	mg/l	0.65	0.61	0.67	0.53	0.54	0.81	1.13	1.29	1.6	0.92
0117	Nitrate as N	mg/l	0.643	0.599	0.661	0.526	0.534	0.806	1.13	1.29	1.6	0.916
0118	Nitrite as N	mg/l	0.0075	0.0106	0.0089	< 0.004	0.0059	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004
0119	Ammonia un-ionised as N	mg/l	< 0.00053	< 0.00049	< 0.00031	< 0.00061	< 0.00031	< 0.00048	0.0003	0.00011	< 0.00038	0.00045
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	54	56	66	69	53	39	25	26	25	25
0180	Orthophosphate, reactive as P	mg/l	< 0.01	< 0.01	0.023	0.019	0.015	< 0.01	0.03	0.014	< 0.01	0.017
9901	Oxygen, Dissolved, % Saturation	%	104	94.6	95.8	90.3	75.5	94.1	93.9	84.6	97.3	98.3
9924	Oxygen, Dissolved as O2	mg/l	11.4	10.4	9.85	9.82	8.49	11.1	11.5	10.7	12.4	12.6

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sampling point Seph At The Grange Bridge

Determinands

Sampling results

Samples from 13 Apr 2016 to 22 Mar 2017

Samples from 26 May 2015 to 9 Mar 2016

sampling point
Seph At The Grange Bridge