sampling point
Blelham Tarn

Description	BLELHAM TARN
Sampling point ID	NW-88016157
Type	Freshwater – Lakes/Ponds/Reservoirs
Status	open
Location	easting northing: 336787 500664 lat lon: 54.397488, -2.975139
Area	Cumbria And Lancashire
Sub-Area	Morecombe Bay
Summary	225 samples taken between 2024 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.

35 determinands have been measured at this site

Al Active
Alk-Gran
Alky pH 4.5
Ammonia(N)
C - Org Filt
CHLOROPHYLL
Ca Filtered
Calcium - Ca
Chloride Ion
Chlorophyl-A
Colour Filt
Cond @ 25C
K- Filtered
Magnesium-Mg
Mg Filtered
N Oxid Filt
NH3 filt N
Na- Filtered
Nitrate-N
Nitrogen - N
O Diss %sat
Orthophospht
OrthophsFilt
Oxygen Diss
Phosphorus-P
Phytoplankto
Potassium- K
SO4dis
Sample Depth
SiO2 Rv
Sodium - Na
Sulphate SO4
Temp Water
Transparency
pH

Displaying the twenty most recent samples. You can see all 225 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 27 Jun 2023 to 11 Mar 2024

Notation	Determinand	Units	27 Jun 2023 13:35	24 Jul 2023 10:00	31 Aug 2023 11:05	19 Sep 2023 12:49	6 Oct 2023 14:05	24 Nov 2023 10:12	11 Dec 2023 12:19	9 Jan 2024 13:44	7 Feb 2024 17:56	11 Mar 2024 13:20
0061	pH		7.48	7.21	7.77	7.61	6.78	7.33	7.4	7.56	7.28	7.17
0077	Conductivity at 25 C	μs/cm	88	83	64	93	57	79	72	75	81	78
0172	Chloride	mg/l	7.7	6.9	5.7	5.7	6.2	7.6	8.3	8.2	9.7	8.5
0205	Sodium, Dissolved	mg/l	4.6	4.4	4.4	4.2	3.9	4.6	4.4	4.6	4.9	4.6
0209	Potassium, Dissolved	mg/l	0.66	0.71	0.52	0.69	0.48	0.79	0.79	0.73	0.74	0.66
0235	Magnesium, Dissolved	mg/l	1.4	1.4	1.4	1.4	0.84	1.3	1.1	1.2	1.2	1.2
0239	Calcium, Dissolved	mg/l	9.2	9.1	9.4	9.1	5.6	8.4	7	7.7	7.7	7.9
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l	3.5
0348	Phosphorus, Total as P	mg/l	0.07	0.02	0.018	0.015	0.019	0.014	0.018	0.011	0.014	0.016
4905	Active Aluminium : Dissolved	μg/l	7	16	9.8	9.8	9.2	20	23	15	14	12
7610	Alkalinity to pH 4.5 : Grans Plot	mg/l	26	23	12	24	14	20	16	18	16	18
7859	Sulphate, Dissolved as SO4	mg/l	3.8	6.4	5	5	3.1	3.7	3.3	3.5	3.4	3.6
7887	Chlorophyll : Acetone Extract	μg/l	11	11	13	28	6.3	2.1	0.92	0.76	1.1	8.5
9686	Nitrogen, Total as N	mg/l	0.7	0.61	0.47	0.89	0.52	0.68	0.81	0.72	0.75	0.67
9856	Orthophosphate, Filtered as P	mg/l	0.003	0.0032	< 0.001	0.0045	0.0042	0.0049	0.0076	0.0062	0.0066	0.0021
9943	Nitrogen, Total Oxidised, Filtered as N	mg/l	< 0.005	0.13	< 0.005	0.0072	0.24	0.37	0.52	0.49	0.5	0.42
9993	Ammoniacal Nitrogen, Filtered as N	mg/l	0.011	0.018	< 0.002	0.018	0.02	0.069	0.024	0.018	0.026	0.046

Samples from 28 Jul 2022 to 22 May 2023

Notation	Determinand	Units	28 Jul 2022 12:11	3 Aug 2022 12:55	6 Sep 2022 13:07	10 Oct 2022 10:33	8 Nov 2022 09:52	5 Dec 2022 10:23	24 Jan 2023 14:18	7 Feb 2023 10:33	7 Mar 2023 10:34	22 May 2023 15:09
0061	pH		7.78	7.51	7.55	7	7.05	6.78	6.95	6.73	7.32	7.87
0072	Colour, Filtered	hazen	19
0077	Conductivity at 25 C	μs/cm	93	90	88	84	85	85	77	84	84	88
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	32	31	31	28	26	26	16	19	22
0172	Chloride	mg/l	7.1	7	7.1	7.5	7.5	7.7	9.1	9.5	9.7	7.6
0205	Sodium, Dissolved	mg/l	4.6	4.4	4.8	4.6	4.5	4.5	4.7	4.9	5	5
0209	Potassium, Dissolved	mg/l	0.58	0.58	0.51	0.87	0.87	0.84	0.79	0.73	0.75	0.76
0235	Magnesium, Dissolved	mg/l	1.6	1.5	1.6	1.4	1.4	1.4	1.1	1.3	1.3	1.4
0239	Calcium, Dissolved	mg/l	11	10	10	9.1	8.9	9.4	6.9	7.8	8.6	9.8
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l	4.2	4.8	4.4	4.8	4.1	3.3	2.3	2.2	2.2	3
0348	Phosphorus, Total as P	mg/l					0.047	0.015	0.015	0.015	0.013	0.017
4905	Active Aluminium : Dissolved	μg/l	5.6	16	8.2	19	17	7.7	19	18	12	9.9
7610	Alkalinity to pH 4.5 : Grans Plot	mg/l	29	28	27	23	22	22	14	16	18	25
7859	Sulphate, Dissolved as SO4	mg/l	4.2	4.2	3.9	4.1	3.9	3.6	3.4	3.8	3.8	3.9
7887	Chlorophyll : Acetone Extract	μg/l	2.7	12	19	15	4.8	3.6	2.1	2.3	7.3	9.3
9686	Nitrogen, Total as N	mg/l	0.4	0.5	0.47	0.77	0.85	0.76	0.78	0.73	0.75	0.46
9856	Orthophosphate, Filtered as P	mg/l	0.0019	0.0016	0.0018	< 0.001	0.0026	0.0028	0.0049	0.0055	< 0.001	< 0.001
9943	Nitrogen, Total Oxidised, Filtered as N	mg/l	0.016	0.047	< 0.005	0.13	0.26	0.41	0.5	0.49	0.52	0.11
9993	Ammoniacal Nitrogen, Filtered as N	mg/l	0.014	0.004	0.0039	0.026	0.054	0.1	0.049	0.048	0.014	0.012

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sampling point Blelham Tarn

Determinands

Sampling results

Samples from 27 Jun 2023 to 11 Mar 2024

Samples from 28 Jul 2022 to 22 May 2023

sampling point
Blelham Tarn