sampling point
River Caldew At Holmehead

Description	RIVER CALDEW AT HOLMEHEAD
Sampling point ID	NW-88006421
Type	Freshwater – Rivers
Status	open
Location	easting northing: 339830 554554 lat lon: 54.882085, -2.939377
Area	Cumbria And Lancashire
Sub-Area	North Cumbria
Summary	471 samples taken between 2013 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.

38 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
Calcium - Ca
Chloride Ion
ColformsPre
Cond - Field
Cond @ 20C
Cond @ 25C
Cu Filtered
F Coli Pre
Hardness
Magnesium-Mg
N Oxidised
NATGRIDREF
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
OMR Smpl Num
Oil & Grs Vs
Orthophospht
Oxygen Diss
Phenol Odour
PhenolicOdor
SiO2 Rv
Sld NV@500C
Sld Sus@105C
StrepF PMF
Temp Water
Weth-Visibty
Weth7Dy-Prec
Weth7Dy-Temp
Weth7Dy-Vsy
WethPresPrec
WethPresTemp
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 471 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 28 Feb 2013 to 21 Nov 2013

Notation	Determinand	Units	28 Feb 2013 08:59	19 Mar 2013 13:59	18 Apr 2013 08:58	23 May 2013 08:19	16 Jul 2013 13:10	31 Jul 2013 14:56	17 Sep 2013 14:06	9 Oct 2013 16:25	28 Oct 2013 13:26	21 Nov 2013 11:57
0061	pH		7.85	8.31	7.55	7.87	8.57	8.22	7.83	8.53	8.15	8.14
0076	Temperature of Water	°C	2.3	4.5	7	9.1	19.1	17.2	10.3	11.8	10.2	5.9
0085	BOD : 5 Day ATU	mg/l	< 1	1.81	4.19	< 1	1.05	< 1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	0.214	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	0.032	< 0.03
0118	Nitrite as N	mg/l	0.0043	0.0083	0.0079	0.0041	0.0068	0.0055	< 0.004	< 0.004	0.0089	0.0048
0119	Ammonia un-ionised as N	mg/l	< 0.00022	< 0.00037	0.00112	< 0.00038	< 0.00106	< 0.00092	< 0.00038	< 0.00062	0.00059	< 0.0004
0135	Solids, Suspended at 105 C	mg/l	< 3	5.13	192	3.68	3.28	5.62	6.78	3.75	11.4	4.32
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	1.93	2.94	1.35	1.06	2.67	2.71	1.69	2.56	1.53
6455	Zinc	μg/l	< 5	< 5	52	< 5	< 5	14.6	6.64	< 5	9.25	5.36
6841	Phenolic Odour	pres/nf	0	0	0	0	0	0	0	0	0	0
9901	Oxygen, Dissolved, % Saturation	%	102	101	106.4	106	100.6	100.5	120.2	103.1	100	108
9924	Oxygen, Dissolved as O2	mg/l	14	13.1	12.9	12.2	9.29	9.65	13.4	11.1	11.2	13.5

Samples from 14 May 2012 to 5 Feb 2013

Notation	Determinand	Units	14 May 2012 10:50	28 May 2012 14:58	23 Jul 2012 14:25	15 Aug 2012 09:04	10 Sep 2012 15:30	17 Oct 2012 10:26	7 Nov 2012 14:54	22 Nov 2012 09:34	17 Jan 2013 08:56	5 Feb 2013 13:26
0061	pH		8.03	8.5	8.26	5.93	8.29	7.74	8.3	8.1	7.37	7.76
0076	Temperature of Water	°C	8.1	18.6	15.7	14.3	14.3	7.6	8.5	7.5	2.9	3.7
0085	BOD : 5 Day ATU	mg/l	2.9	< 1	< 1	< 1	< 1	2.12	1.05	< 1	< 1	1
0111	Ammoniacal Nitrogen as N	mg/l	0.096	< 0.03	< 0.03	< 0.03	< 0.03	0.033	< 0.03	< 0.03	< 0.03	0.031
0118	Nitrite as N	mg/l	0.009	0.0092	< 0.004	< 0.004	< 0.004	0.0081	0.0054	< 0.004	0.0048	< 0.004
0119	Ammonia un-ionised as N	mg/l	0.00152	< 0.00102	< 0.00083	< 1.0e-05	< 0.00075	0.00028	< 0.00049	< 0.00046	< 8.0e-05	0.00021
0135	Solids, Suspended at 105 C	mg/l	17.7	3.5	8.95	< 3	< 3	37.3	< 3	4.57	3.47	6.47
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	1.25	1.58	1.27	1.27	2.06	1.48	1.27	< 1	1.19
6455	Zinc	μg/l	25.6	< 5	< 5	< 5	< 5	11.7	< 5	8.35	5.91	6.32
6841	Phenolic Odour	pres/nf	0	0	0	0	0	0	0	0	0	0
9901	Oxygen, Dissolved, % Saturation	%	124.1	106	100.6	101.5	99.3	104.1	103.6	104.7	98.1	100
9924	Oxygen, Dissolved as O2	mg/l	14.6	9.89	9.97	10.4	10.1	12.4	12.1	12.5	13.2	13.2

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sampling point River Caldew At Holmehead

Determinands

Sampling results

Samples from 28 Feb 2013 to 21 Nov 2013

Samples from 14 May 2012 to 5 Feb 2013

sampling point
River Caldew At Holmehead