sampling point
Derwent At Yedingham

Description	DERWENT AT YEDINGHAM
Sampling point ID	NE-49600148
Type	Freshwater – Rivers
Status	closed
Location	easting northing: 489271 479671 lat lon: 54.205007, -0.632871
Area	Yorkshire
Sub-Area	Esk, Derwent, Hull
Summary	123 samples taken between 2010 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.

34 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
Calcium - Ca
Chloride Ion
Cond @ 25C
Cu Filtered
Hardness
Liqcolour-mn
Liqcolour-se
Liqcolour-st
Magnesium-Mg
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Obs Flow ROC
Oil & Grs Vs
Orthophospht
Oxygen Diss
Phenol Odour
Potassium- K
Sld Sus@105C
Solid quanty
Temp Water
Type of Flow
Weth7Dy-Prec
Weth7Dy-Temp
WethPresPrec
WethPresTemp
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 123 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 8 Jun 2009 to 4 Mar 2010

Notation	Determinand	Units	8 Jun 2009 12:56	6 Jul 2009 09:00	3 Aug 2009 12:45	7 Sep 2009 08:55	6 Oct 2009 09:22	10 Nov 2009 13:25	1 Dec 2009 09:32	19 Jan 2010 09:12	15 Feb 2010 10:25	4 Mar 2010 11:38
0061	pH		8.1	7.7	8.1	7.3	7.7	7.8	7.5	7	7.6	7.6
0076	Temperature of Water	°C	13.4	17.6	16.1	12.9	9.5	6.2	5.9	4.6	4.6	5.2
0077	Conductivity at 25 C	μs/cm	606	797	706	553	819	626	799	689	720	734
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	0.183	0.067	0.128	0.135	0.084	0.079
0116	Nitrogen, Total Oxidised as N	mg/l	5.52	7.27	4.66	4.2	7.98	4.45	8.53	5.89	6.25	6.53
0117	Nitrate as N	mg/l	5.5	7.25	4.65	4.19	7.93	4.42	8.5	5.87	6.23	6.52
0118	Nitrite as N	mg/l	0.0231	0.0237	0.0089	0.0148	0.0485	0.0287	0.0289	0.0231	0.0192	0.0125
0119	Ammonia un-ionised as N	mg/l	< 0.0007	< 0.00048	< 0.00085	< 0.00014	0.00163	0.00059	0.00055	0.00017	0.00041	0.00041
0135	Solids, Suspended at 105 C	mg/l	6.3	7.8	3.7	6.6	12.6	18.2	21.3	10.3	14.9	12.2
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	148	205	180	137	219	159	219	196	210	214
0180	Orthophosphate, reactive as P	mg/l	0.083	0.173	0.074	0.095	0.079	0.035	0.05	< 0.02	0.023	< 0.02
0664	Visible oil or grease, significant trace: Present/Not found (1/0)	pres/nf	0	0	0	0	0	0	0	0	0	0
6450	Copper, Dissolved	μg/l	2.7	1.5	1.3	2	1.13	1.6	2.7	1.3	2.25	< 1
6455	Zinc	μg/l	10	< 5	< 5	< 5	6	8.7	13.6	6.1	5.9	5.9
6841	Phenolic Odour	pres/nf	0	0	0	0	0	0	0	0	0	0
9901	Oxygen, Dissolved, % Saturation	%	103	81	102	71	77	87	72	80	85	89
9924	Oxygen, Dissolved as O2	mg/l	10.7	7.71	10	7.48	8.78	10.8	8.97	10.3	11	11.3

Samples from 5 Jul 2008 to 19 May 2009

Notation	Determinand	Units	5 Jul 2008 11:02	7 Aug 2008 13:22	1 Sep 2008 12:32	22 Oct 2008 08:45	4 Nov 2008 09:06	6 Jan 2009 13:38	19 Feb 2009 14:28	10 Mar 2009 09:14	29 Apr 2009 09:45	19 May 2009 08:40
0061	pH		7.6	7.9	7.8	7.1	7.3	7.7	7.3	7.8	7.8	7.2
0076	Temperature of Water	°C	14.1	16.4	15.5	7.9	8.6	3.6	7.3	6.2	9.2	11.7
0077	Conductivity at 25 C	μs/cm									640	805
0111	Ammoniacal Nitrogen as N	mg/l	0.041	< 0.03	< 0.03	< 0.03	0.055	0.099	0.118	0.063	0.471	0.066
0116	Nitrogen, Total Oxidised as N	mg/l	6.35	5.07	4.76	5.95	4.74	6.44	6.16	6.87	6.84	6.6
0117	Nitrate as N	mg/l	6.32	5.04	4.73	5.93	4.72	6.42	6.13	6.85	6.76	6.53
0118	Nitrite as N	mg/l	0.0271	0.0272	0.0291	0.0171	0.0238	0.024	0.0291	0.0216	0.0781	0.0688
0119	Ammonia un-ionised as N	mg/l	0.00041	< 0.0007	< 0.00052	< 6.0e-05	0.00018	0.00057	0.00036	0.00055	0.00514	0.00022
0135	Solids, Suspended at 105 C	mg/l	3.6	6.7	4	10.5	8.4	14	12.3	15.4	11.8	6.1
0162	Alkalinity to pH 4.5 as CaCO3	mg/l									171	193
0180	Orthophosphate, reactive as P	mg/l	0.09	0.071	0.025	0.02	0.03	0.028	0.037	0.042	0.21	0.093
0664	Visible oil or grease, significant trace: Present/Not found (1/0)	pres/nf	0	0	0	0	0	0	0	0	0	0
6450	Copper, Dissolved	μg/l	1.1	1.4	1.7	1.3	2.5	1.9	2	3.3	4.1	3.2
6455	Zinc	μg/l	< 5	5.1	< 5	< 5	14.9	9.9	105	9.3	7.9	5.6
6841	Phenolic Odour	pres/nf	0	0	0	0	0	0	0	0	0	0
9901	Oxygen, Dissolved, % Saturation	%	94	77	98	84	76	87	91	89	83	83
9924	Oxygen, Dissolved as O2	mg/l	9.64	7.52	9.75	9.96	8.86	11.5	10.9	11	9.53	8.99

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sampling point Derwent At Yedingham

Determinands

Sampling results

Samples from 8 Jun 2009 to 4 Mar 2010

Samples from 5 Jul 2008 to 19 May 2009

sampling point
Derwent At Yedingham