sampling point
Crowden Brook

Description	CROWDEN BROOK,CROWDEN, TORSIDE, GLOSSOP
Sampling point ID	NW-88023109
Type	Freshwater – Rivers
Status	open
Location	easting northing: 407046 399277 lat lon: 53.490145, -1.895266
Area	Greater Manchester Merseyside And Cheshire
Sub-Area	Manchester
Summary	69 samples taken between 2023 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.

27 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
BOD ATU
Chloride Ion
Cond @ 25C
Fluoranthene
Ind123pyrene
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
PBDE 100
PBDE 153
PBDE 154
PBDE 28
PBDE 47
PBDE 99
Sld Sus@105C
Temp Water
pH

Displaying the twenty most recent samples. You can see all 69 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 11 Jul 2022 to 15 Mar 2023

Notation	Determinand	Units	11 Jul 2022 12:12	28 Jul 2022 12:57	17 Aug 2022 10:02	1 Sep 2022 12:21	4 Oct 2022 14:26	10 Nov 2022 13:17	15 Dec 2022 12:34	30 Jan 2023 12:03	15 Feb 2023 14:26	15 Mar 2023 09:54
0061	pH		7.07	7.05	6.82	7.34	6.99	6.61	6.86	6.63	7.11	6.21
0076	Temperature of Water	°C	17.3	15.3	14.5	14.7	12.8	9.7	0.4	4.7	5.1	3.2
0077	Conductivity at 25 C	μs/cm	77	65	75	82	49	43	60	44	60	37
0085	BOD : 5 Day ATU	mg/l	< 1	1.4	< 1	< 1	1.1	< 1	2.2	1.2	< 1	1.1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	0.21	0.21	< 0.2	< 0.2	< 0.2	0.27	0.47	0.39	0.47	0.49
0117	Nitrate as N	mg/l	0.206	0.206	< 0.196	< 0.196	< 0.196	0.266	0.466	0.386	0.466	0.486
0118	Nitrite as N	mg/l	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004
0119	Ammonia un-ionised as N	mg/l	< 0.00011	< 9.0e-05	< 5.0e-05	< 0.00017	< 7.0e-05	< 2.0e-05	< 2.0e-05	< 2.0e-05	< 5.0e-05	< 1.0e-05
0135	Solids, Suspended at 105 C	mg/l	< 3	< 3	< 3	< 3	< 3	< 3	12	< 3	< 3	< 3
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	20	15	19	24	8	6	11	< 5	9	< 5
0172	Chloride	mg/l	5.4	6.4	6	5.7	5.2	5.5	6.3	6	5.6	4.6
0180	Orthophosphate, reactive as P	mg/l	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
9901	Oxygen, Dissolved, % Saturation	%	97.5	103.3	87.7	103.1	97.8	102.1	99.1	103	100.9	101.9
9924	Oxygen, Dissolved as O2	mg/l	9.34	10.3	8.92	10.4	10.3	11.6	14.3	13.2	12.8	13.6

Samples from 23 Feb 2017 to 5 May 2022

Notation	Determinand	Units	23 Feb 2017 13:06	15 Mar 2017 13:49	27 Apr 2017 10:45	18 May 2017 13:45	6 Jun 2017 13:10	7 Jul 2017 11:45	9 Aug 2017 11:11	26 Sep 2017 12:44	21 Apr 2022 15:03	5 May 2022 13:38
0061	pH		5.08	6.71	7.84		5.46	7.66			7.17	7.34
0076	Temperature of Water	°C	5.2	8	5.9		10.2	16.8			11.9	13.3
0077	Conductivity at 25 C	μs/cm	32	42	53		29	49			61	62
0085	BOD : 5 Day ATU	mg/l									< 1	1.2
0111	Ammoniacal Nitrogen as N	mg/l	0.0091	0.0037	0.0024		0.0079	< 0.002			< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	0.277	0.29	0.199		0.175	0.195			0.33	0.23
0117	Nitrate as N	mg/l	0.276	0.289	0.198		0.174	0.194			0.326	0.226
0118	Nitrite as N	mg/l	< 0.001	< 0.001	< 0.001		< 0.001	< 0.001			< 0.004	< 0.004
0119	Ammonia un-ionised as N	mg/l	< 1.0e-05	< 1.0e-05	2.0e-05		< 1.0e-05	< 3.0e-05			< 9.0e-05	< 0.00016
0135	Solids, Suspended at 105 C	mg/l									< 3	< 3
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	< 5	< 5	7		< 5	8			9	12
0172	Chloride	mg/l									6.5	6
0180	Orthophosphate, reactive as P	mg/l	0.0026	0.0037	0.0091		0.0051	0.0072			< 0.01	< 0.01
0714	Benzo(g,h,i)Perylene	μg/l	0.00163	0.00013			0.00036	0.00037	0.00038	0.00012
0731	Benzo(b)Fluoranthene	μg/l	0.00151	0.00019			0.00071	0.00034	0.00085	0.00022
0733	Benzo(k)Fluoranthene	μg/l	0.00068	6.0e-05			0.00018	0.00015	0.00022	6.0e-05
0736	Fluoranthene	μg/l	0.00212	0.00053			0.00049	0.0009	0.00029	0.00026
0746	Indeno(1,2,3-cd)pyrene	μg/l	0.00173	0.00015			0.00043	0.00039	0.00047	0.00014
4621	2,4,4-TriBromoDiphenylEther	μg/l	< 6.0e-05	< 6.0e-05	< 6.0e-05	< 6.0e-05
6399	Benzo(a)Pyrene	μg/l	0.00127	4.0e-05	0.00017	2.0e-05	7.0e-05	0.00022	0.00011	3.0e-05
9011	2,2,4,4,5,5-Hexabromodiphenyl ether :- {PBDE 153}	μg/l	< 6.0e-05	< 6.0e-05	< 6.0e-05	< 6.0e-05
9013	2,2,4,4,5,6-Hexabromodiphenyl ether :- {PBDE 154}	μg/l	< 6.0e-05	< 6.0e-05	< 6.0e-05	< 6.0e-05
9015	2,2,4,4,5-Pentabromodiphenyl ether :- {PBDE 99}	μg/l	< 6.0e-05	< 6.0e-05	< 6.0e-05	< 6.0e-05
9017	2,2,4,4,6-Pentabromodiphenyl ether :- {PBDE 100}	μg/l	< 6.0e-05	< 6.0e-05	< 6.0e-05	< 6.0e-05
9019	2,2,4,4-Tetrabromodiphenyl ether :- {PBDE 47}	μg/l	< 6.0e-05	< 6.0e-05	< 6.0e-05	< 6.0e-05
9901	Oxygen, Dissolved, % Saturation	%	104.8	100.2	103.9		102.1	91.2			107.1	109.1
9924	Oxygen, Dissolved as O2	mg/l	13.3	11.8	12.9		11.4	8.83			11.5	11.4

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sampling point Crowden Brook

Determinands

Sampling results

Samples from 11 Jul 2022 to 15 Mar 2023

Samples from 23 Feb 2017 to 5 May 2022

sampling point
Crowden Brook