sampling point
Lumb Mill Beck Above Malsis Prepatory Sc

Description	LUMB MILL BECK ABOVE MALSIS PREPATORY SCHOOL
Sampling point ID	NE-49400577
Type	Freshwater – Rivers
Status	open
Location	easting northing: 398798 444467 lat lon: 53.896361, -2.019769
Area	Yorkshire
Sub-Area	Aire, Calder, Wharfe
Summary	58 samples taken between 2022 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.

13 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
Cond @ 25C
N Oxidised
NATGRIDREF
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 58 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 1 Jun 2021 to 3 Mar 2022

Notation	Determinand	Units	1 Jun 2021 12:43	9 Jul 2021 11:18	4 Aug 2021 12:23	7 Sep 2021 12:25	6 Oct 2021 12:11	9 Nov 2021 13:33	2 Dec 2021 13:11	5 Jan 2022 13:10	8 Feb 2022 12:52	3 Mar 2022 12:31
0061	pH		8.41	8.35	8.52	8.58	8.06	8.12	7.99	8.2	7.95	7.94
0076	Temperature of Water	°C	14.3	14.9	14	15.2	9.9	10.8	4.3	4.3	8.1	6.1
0077	Conductivity at 25 C	μs/cm	274	284	312	311	202	261	242	250	215	218
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	0.033	0.15	< 0.03	< 0.03	0.037	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	0.78	0.69	0.58	0.75	0.85	0.88	1.4	1.3	1.3	1.1
0117	Nitrate as N	mg/l	0.773	0.685	0.576	0.742	0.846	0.873	1.4	1.3	1.29	1.1
0118	Nitrite as N	mg/l	0.0072	0.005	< 0.004	0.0085	< 0.004	0.0068	< 0.004	0.004	0.006	< 0.004
0119	Ammonia un-ionised as N	mg/l	< 0.00075	< 0.00078	< 0.00073	< 0.0008	0.0006	0.0029	< 0.00035	< 0.00036	0.00052	< 0.00036
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	110	98	240	130	69	97	80	86	70	74
0180	Orthophosphate, reactive as P	mg/l	0.025	0.04	0.034	0.061	0.04	0.074	0.034	0.028	0.041	0.027
9901	Oxygen, Dissolved, % Saturation	%	107.1	102.1	91.9	108.7	100.1	97.8	101.6	88.7	101.1	101.2
9924	Oxygen, Dissolved as O2	mg/l	10.9	10.3	9.45	10.9	11.3	10.8	13.2	11.5	11.9	12.5

Samples from 8 Jun 2016 to 10 May 2021

Notation	Determinand	Units	8 Jun 2016 12:06	16 Aug 2016 12:50	19 Sep 2016 12:26	22 Nov 2016 14:26	6 Dec 2016 13:03	19 Jan 2017 11:38	10 Mar 2017 13:48	20 Apr 2017 11:22	18 Jun 2018 11:35	10 May 2021 12:06
0061	pH		8.16	8.84	8.11	7.84	8.24	8.25	8.29	9.1		8.63
0076	Temperature of Water	°C	16.5	14.8	13.7	6.3	4.6	6.7	7.8	10.4		10.6
0077	Conductivity at 25 C	μs/cm	343	303	300	178	297	283	272	278		254
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	0.052	< 0.03	< 0.03	< 0.03	< 0.03		< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	0.59	0.4	0.79	0.99	1.05	0.99	1.23	0.53		0.62
0117	Nitrate as N	mg/l	0.579	0.396	0.786	0.952	1.05	0.986	1.23	0.525		0.616
0118	Nitrite as N	mg/l	0.0112	< 0.004	< 0.004	0.0385	0.0048	< 0.004	< 0.004	0.0053		< 0.004
0119	Ammonia un-ionised as N	mg/l	< 0.00088	< 0.00078	< 0.00072	0.0005	< 0.00037	< 0.00043	< 0.00047	< 0.00056		< 0.00057
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	133	131	119	65	114	118	102	115		88
0180	Orthophosphate, reactive as P	mg/l	0.045	0.032	0.047	0.046	0.037	0.026	0.027	< 0.01	0.041	0.024
7434	National Grid Reference : Whole : Field report										1
9901	Oxygen, Dissolved, % Saturation	%	100.2	107.8	99.9	99.6	104.7	91.6	104.5	118.9		97.8
9924	Oxygen, Dissolved as O2	mg/l	9.76	10.9	10.3	12.3	13.5	11.2	12.4	13.3		10.9

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sampling point Lumb Mill Beck Above Malsis Prepatory Sc

Determinands

Sampling results

Samples from 1 Jun 2021 to 3 Mar 2022

Samples from 8 Jun 2016 to 10 May 2021

sampling point
Lumb Mill Beck Above Malsis Prepatory Sc