sampling point
Alcomden Water U/S Hebden Water Conf

Description	ALCOMDEN WATER AT FOOTBRIDGE U/S HEBDEN WATER CONFLUENCE
Sampling point ID	NE-49505156
Type	Freshwater – Rivers
Status	open
Location	easting northing: 395902 431435 lat lon: 53.779215, -2.06366
Area	Yorkshire
Sub-Area	Aire, Calder, Wharfe
Summary	58 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.

19 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
B-[a]-pyrene
B-[b]-fluora
B-[ghi]-pery
B-[k]-fluora
Cond @ 25C
Fluoranthene
Ind123pyrene
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Sld Sus@105C
Temp Water
pH

Displaying the twenty most recent samples. You can see all 58 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 24 Jan 2017 to 13 Oct 2017

Notation	Determinand	Units	24 Jan 2017 13:48	21 Feb 2017 13:01	23 Mar 2017 13:49	30 May 2017 14:37	22 Jun 2017 13:45	28 Jun 2017 14:15	25 Jul 2017 14:56	22 Aug 2017 14:45	18 Sep 2017 15:21	13 Oct 2017 14:18
0061	pH		7.26	7.32	6.85	7.3	7.01	7.5		7.64	7.76
0076	Temperature of Water	°C	4.9	7	7.5	12.6	14.4	12.1		16.8	12.2
0077	Conductivity at 25 C	μs/cm	64	66	49	59	63	65		43	60
0111	Ammoniacal Nitrogen as N	mg/l	< 0.002	0.0074		0.0049	0.0178	0.011
0116	Nitrogen, Total Oxidised as N	mg/l	0.474	0.459		0.32	0.372	0.308
0117	Nitrate as N	mg/l	0.473	0.458		0.319	0.371	0.307
0118	Nitrite as N	mg/l	< 0.001	0.00101		0.00143	< 0.001	< 0.001
0119	Ammonia un-ionised as N	mg/l	< 1.0e-05	2.0e-05		2.0e-05	5.0e-05	8.0e-05
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	12	10		12	13	13
0180	Orthophosphate, reactive as P	mg/l	0.0039	0.0033		0.0029	0.0039	0.0047
0714	Benzo(g,h,i)Perylene	μg/l	0.00035	0.00789	0.00054		0.00034		0.00025	0.00021
0731	Benzo(b)Fluoranthene	μg/l	0.00045	0.00593	0.00063		0.00041		0.00039	0.00038
0733	Benzo(k)Fluoranthene	μg/l	0.00016	0.00312	0.0002		0.00012		9.0e-05	0.00011
0736	Fluoranthene	μg/l	0.00135	0.0073	0.0016		0.00082		0.00067	0.00061
0746	Indeno(1,2,3-cd)pyrene	μg/l	0.00033	0.00891	0.00055		0.00032		0.00026	0.00032
6399	Benzo(a)Pyrene	μg/l	0.00016	0.00593	0.0003	0.0006	0.00012	0.00015	6.0e-05	3.0e-05		0.00041
9901	Oxygen, Dissolved, % Saturation	%	100.7	98.2	98.1	102	104	99.7		103.1	96.6
9924	Oxygen, Dissolved as O2	mg/l	12.9	11.9	11.7	10.8	10.6	10.7		9.98	10.3

Samples from 7 Mar 2016 to 5 Dec 2016

Notation	Determinand	Units	7 Mar 2016 15:14	19 Apr 2016 15:43	18 May 2016 17:03	20 Jun 2016 13:29	6 Jul 2016 15:28	25 Aug 2016 14:43	21 Sep 2016 13:01	28 Oct 2016 13:39	16 Nov 2016 12:26	5 Dec 2016 13:43
0061	pH		7.26		8.74	8.58	7.92	7.32	7.79	7.6	7.1	7.61
0076	Temperature of Water	°C	5.2		13.4	15.1	14.7	14.3	14.3	10.3	7.8	4.4
0077	Conductivity at 25 C	μs/cm	58		262	63	77	65	63	57	59	49
0111	Ammoniacal Nitrogen as N	mg/l	0.0093		0.0184	0.0298	0.015		0.0055	0.009	0.0045
0116	Nitrogen, Total Oxidised as N	mg/l	0.518		0.327	0.347	0.366		0.318	0.272	0.361
0117	Nitrate as N	mg/l	0.517		0.326	0.346	0.365		0.316	0.27	0.36
0118	Nitrite as N	mg/l	< 0.001		0.00129	0.00122	0.00129		0.00179	0.00157	< 0.001
0119	Ammonia un-ionised as N	mg/l	2.0e-05		0.00043	0.00079	0.00032		9.0e-05	7.0e-05	< 1.0e-05
0135	Solids, Suspended at 105 C	mg/l	< 3
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	7		12	13	15		15	12	11
0180	Orthophosphate, reactive as P	mg/l	0.0042		0.0054	0.0078	0.0042		0.006	0.0059	0.0054
0714	Benzo(g,h,i)Perylene	μg/l	0.00034	0.00023	0.00033	0.0004	0.00035	0.00038	0.00028	0.00035	0.00242	0.00044
0731	Benzo(b)Fluoranthene	μg/l	0.00035	0.00033	0.00046	0.00054	0.00045	0.00048	0.00045	0.00061	0.00168	0.00058
0733	Benzo(k)Fluoranthene	μg/l	0.00014	0.0001	0.00014	0.00017	0.00013	0.00014	0.00012	0.00017	0.00076	0.00018
0736	Fluoranthene	μg/l	0.00125	0.00131	0.00104	0.00126	0.00113	0.00078	0.00105	0.00145	0.00201	0.00137
0746	Indeno(1,2,3-cd)pyrene	μg/l	0.0003	0.00024	0.00033	0.00039	0.00036	0.00038	0.00028	0.00047	0.00288	0.0005
6399	Benzo(a)Pyrene	μg/l	0.00019	9.0e-05	0.00015	0.00018	0.00013	0.00016	7.0e-05	0.00014	0.00175	0.00023
9901	Oxygen, Dissolved, % Saturation	%	101.5		103	101.8	102.5	98.6	95.9	97.5	96.2	105.9
9924	Oxygen, Dissolved as O2	mg/l	12.9		10.7	10.2	10.4	10.1	9.79	10.9	11.4	13.7

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sampling point Alcomden Water U/S Hebden Water Conf

Determinands

Sampling results

Samples from 24 Jan 2017 to 13 Oct 2017

Samples from 7 Mar 2016 to 5 Dec 2016

sampling point
Alcomden Water U/S Hebden Water Conf