sampling point
Tyersal Beck At Tyersal Lane

Description	TYERSAL BECK AT TYERSAL LANE D/S SMALEWELL STW
Sampling point ID	NE-49400624
Type	Freshwater – Rivers
Status	open
Location	easting northing: 420908 432658 lat lon: 53.789809, -1.684114
Area	Yorkshire
Sub-Area	Aire, Calder, Wharfe
Summary	127 samples taken between 2017 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.

32 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
Calcium - Ca
Chloride Ion
Cond @ 20C
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
Orthophospht
Oxygen Diss
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 127 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 6 Apr 2016 to 21 Apr 2017

Notation	Determinand	Units	6 Apr 2016 14:52	13 May 2016 11:34	1 Jul 2016 10:42	31 Aug 2016 15:32	29 Sep 2016 15:23	1 Nov 2016 12:38	13 Dec 2016 12:42	7 Feb 2017 13:02	22 Mar 2017 12:16	21 Apr 2017 10:49
0061	pH		8.27	8.31	8.19	8.26	7.92	7.81	8.06	7.93	8.03	8.42
0076	Temperature of Water	°C	10.2	11.5	12.8	15.2	13.3	9.3	8.4	6.5	6.9	9.5
0077	Conductivity at 25 C	μs/cm	996	1110	883	1142	1021	1322	938	673	568	911
0111	Ammoniacal Nitrogen as N	mg/l	0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	0.092	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	4.7	3.82	3.19	3.79	3.41	2.89	3.17	3.56	2.03	1.18
0117	Nitrate as N	mg/l	4.67	3.81	3.19	3.78	3.41	2.89	3.16	3.55	2	1.18
0118	Nitrite as N	mg/l	0.026	0.0149	0.0047	0.0068	< 0.004	0.0047	0.0051	0.0088	0.0297	< 0.004
0119	Ammonia un-ionised as N	mg/l	0.00056	< 0.00061	< 0.00067	< 0.0008	< 0.00058	< 0.00034	< 0.00049	< 0.00036	0.00134	< 0.00053
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	196	219	198	234	225	268	199	142	119	232
0180	Orthophosphate, reactive as P	mg/l	0.027	0.043	0.05	0.074	0.073	0.063	0.046	0.031	0.029	< 0.01
9901	Oxygen, Dissolved, % Saturation	%	97.8	103.2	94.1	95.4	91.4	83.9	93.9	94.9	94.3	109.1
9924	Oxygen, Dissolved as O2	mg/l	11	11.2	9.94	9.55	9.54	9.61	11	11.6	11.5	12.4

Samples from 5 May 2015 to 3 Mar 2016

Notation	Determinand	Units	5 May 2015 16:59	3 Jun 2015 16:27	9 Jul 2015 17:39	3 Aug 2015 15:00	16 Sep 2015 11:30	1 Oct 2015 13:54	16 Nov 2015 14:33	9 Dec 2015 16:00	6 Jan 2016 15:25	3 Mar 2016 11:45
0061	pH		8.09	7.67	7.83	8.31	8.39	8.43	8.12	8.46	7.74	8.07
0076	Temperature of Water	°C	12	12.6	14.2	15.3	11	11.2	9.6	8.3	8.9	6.5
0077	Conductivity at 25 C	μs/cm	795	929	886	1016	899	1118	774	989	804	796
0085	BOD : 5 Day ATU	mg/l	1.03
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	0.032	< 0.03	< 0.03	0.039	0.161	0.064	0.143	0.038
0116	Nitrogen, Total Oxidised as N	mg/l	3.77	3.98	3.21	3.71	3.49	3.42	4.6	4.62	4.83	3.59
0117	Nitrate as N	mg/l	3.76	3.97	3.2	3.71	3.49	3.42	4.57	4.51	4.76	3.56
0118	Nitrite as N	mg/l	0.0095	0.0064	0.0079	< 0.004	< 0.004	< 0.004	0.0293	0.11	0.0735	0.0304
0119	Ammonia un-ionised as N	mg/l	< 0.00063	< 0.00031	0.00054	< 0.00081	< 0.00059	0.00078	0.00285	0.00103	0.00133	0.00054
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	144	185	197	227	196	245	175	208	162	155
0180	Orthophosphate, reactive as P	mg/l	0.141	0.07	0.094	0.069	0.062	0.073	0.054	0.037	0.05	0.038
9901	Oxygen, Dissolved, % Saturation	%	100.8	89.9	86.9	97.1	99.3	94.8	91.6	100.9	102.2	95.8
9924	Oxygen, Dissolved as O2	mg/l	10.8	9.54	8.89	9.7	10.9	10.4	10.4	11.8	11.8	11.8

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sampling point Tyersal Beck At Tyersal Lane

Determinands

Sampling results

Samples from 6 Apr 2016 to 21 Apr 2017

Samples from 5 May 2015 to 3 Mar 2016

sampling point
Tyersal Beck At Tyersal Lane