sampling point
Ash Brook Above Confl Wettenhall Brk

Description	ASH BROOK ABOVE CONFLUENCE WITH WETTENHALL BROOK
Sampling point ID	NW-88000722
Type	Freshwater – Rivers
Status	open
Location	easting northing: 363653 363154 lat lon: 53.164246, -2.5451
Area	Greater Manchester Merseyside And Cheshire
Sub-Area	Cheshire
Summary	142 samples taken between 2023 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.

25 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
COD as O2
Chloride Ion
Cond @ 20C
Cond @ 25C
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
OMR Smpl Num
Orthophospht
Oxygen Diss
Sld NV@500C
Sld Sus@105C
Temp Water
Weth-Visibty
Weth7Dy-Prec
Weth7Dy-Temp
Weth7Dy-Vsy
WethPresPrec
WethPresTemp
pH

Displaying the twenty most recent samples. You can see all 142 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 21 Jun 2022 to 3 Mar 2023

Notation	Determinand	Units	21 Jun 2022 10:58	14 Jul 2022 12:23	10 Aug 2022 09:32	26 Sep 2022 10:47	10 Oct 2022 10:39	2 Nov 2022 12:09	5 Dec 2022 09:45	17 Jan 2023 12:10	9 Feb 2023 09:58	3 Mar 2023 10:37
0061	pH		8.03	8.06	7.44	8.04	7.95	7.71	7.96	7.93	8.08	8.16
0076	Temperature of Water	°C	14.1	15.1	15.6	11.8	10.9	10.2	5.8	3.3	4	5.9
0077	Conductivity at 25 C	μs/cm	489	493	486	489	396	587	522	514	535	536
0085	BOD : 5 Day ATU	mg/l	1.3	1.3	< 1	2.1	2	2.2	2.1	1.4	1.8	3.5
0111	Ammoniacal Nitrogen as N	mg/l	0.043	0.035	0.041	0.19	0.032	0.076	0.057	0.083	0.094	0.056
0116	Nitrogen, Total Oxidised as N	mg/l	6.1	7.5	6.5	7	6.2	13	7.8	7.1	8.9	8.4
0117	Nitrate as N	mg/l	6.06	7.47	6.48	6.94	6.15	12.9	7.74	7.06	8.85	8.36
0118	Nitrite as N	mg/l	0.036	0.027	0.023	0.064	0.054	0.081	0.06	0.04	0.046	0.04
0119	Ammonia un-ionised as N	mg/l	0.00106	0.00093	0.00032	0.00395	0.00056	0.00073	0.0007	0.00079	0.0011	0.00076
0135	Solids, Suspended at 105 C	mg/l	15	16	12	12	25	24	9.9	20	16	22
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	130	120	120	130	94	150	150	130	130	120
0172	Chloride	mg/l	38	41	41	41	31	40	35	36	40	43
0180	Orthophosphate, reactive as P	mg/l	0.17	0.2	0.19	0.23	0.18	0.21	0.13	0.14	0.12	0.046
9901	Oxygen, Dissolved, % Saturation	%	95.9	97.2	86.8	95	95.7	94.2	100.1	95.1	97.8	97.7
9924	Oxygen, Dissolved as O2	mg/l	9.83	9.75	8.61	10.3	10.6	10.6	12.5	12.7	12.8	12.2

Samples from 14 Jun 2016 to 9 May 2022

Notation	Determinand	Units	14 Jun 2016 12:09	13 Jul 2016 11:03	20 Sep 2016 12:01	13 Oct 2016 12:08	18 Nov 2016 10:37	13 Jan 2017 09:50	6 Feb 2017 10:32	27 Apr 2017 14:24	25 Apr 2022 10:24	9 May 2022 10:01
0061	pH		7.85	7.96	7.87	7.96	7.56	7.91	8	8.18	8.14	8.15
0076	Temperature of Water	°C	15.2	13.5	13.9	10.7	6.1	3.8	3.5	8.5	9.8	12.9
0077	Conductivity at 25 C	μs/cm	531	532	509	528	591	873	617	545	496	490
0085	BOD : 5 Day ATU	mg/l									3.2	2
0111	Ammoniacal Nitrogen as N	mg/l	0.11	0.071	0.043	0.063	0.091	0.175	0.111	< 0.03	0.06	0.074
0116	Nitrogen, Total Oxidised as N	mg/l	6.51	5.42	7.46	7.71	10.6	7.8	8.43	7.37	7.5	6.8
0117	Nitrate as N	mg/l	6.39	5.36	7.42	7.65	10.5	7.75	8.39	7.32	7.44	6.73
0118	Nitrite as N	mg/l	0.118	0.0646	0.0377	0.0589	0.0758	0.047	0.039	0.0455	0.059	0.07
0119	Ammonia un-ionised as N	mg/l	0.00209	0.00153	0.00078	0.0011	0.00046	0.00165	0.00126	< 0.00049	0.00108	0.00167
0135	Solids, Suspended at 105 C	mg/l									20	22
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	137	155	123	126	141	156	161	132	120	120
0172	Chloride	mg/l									39	39
0180	Orthophosphate, reactive as P	mg/l	0.353	0.308	0.298	0.286	0.262	0.213	0.155	0.225	0.06	0.14
9901	Oxygen, Dissolved, % Saturation	%	87.2	91.4	88.8	90.7	82.1	91.2	105.2	102.8	97.9	98.2
9924	Oxygen, Dissolved as O2	mg/l	8.73	9.5	9.15	10.1	10.2	12	14	12	11.1	10.3

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sampling point Ash Brook Above Confl Wettenhall Brk

Determinands

Sampling results

Samples from 21 Jun 2022 to 3 Mar 2023

Samples from 14 Jun 2016 to 9 May 2022

sampling point
Ash Brook Above Confl Wettenhall Brk