sampling point
Barnett Bk U/S A525 Rd Bridge

Description	BARNETT BROOK UPSTREAM A525 ROAD BRIDGE
Sampling point ID	NW-88022595
Type	Freshwater – Rivers
Status	open
Location	easting northing: 361785 342877 lat lon: 52.981853, -2.570623
Area	Greater Manchester Merseyside And Cheshire
Sub-Area	Cheshire
Summary	110 samples taken between 2023 and 2010

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.

15 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
Chloride Ion
Cond @ 25C
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Sld Sus@105C
Temp Water
pH

Displaying the twenty most recent samples. You can see all 110 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 13 Jun 2022 to 2 Mar 2023

Notation	Determinand	Units	13 Jun 2022 11:57	6 Jul 2022 12:11	15 Aug 2022 10:45	20 Sep 2022 10:49	10 Oct 2022 13:49	2 Nov 2022 11:14	1 Dec 2022 10:30	17 Jan 2023 10:46	3 Feb 2023 12:57	2 Mar 2023 12:00
0061	pH		8.02	7.93	8.04	7.78	7.66	7.53	7.74	7.7	8.08	8.24
0076	Temperature of Water	°C	13.2	15.5	16.7	11.9	12.2	10.7	7.7	3.7	9.2	6.7
0077	Conductivity at 25 C	μs/cm	1015	898	890	887	896	738	642	510	672	790
0085	BOD : 5 Day ATU	mg/l	1.9	1.2	7.5	1.5	< 4	4.2	1.8	1.5	1.7	2.6
0111	Ammoniacal Nitrogen as N	mg/l	0.67	0.42	0.038	< 0.03	0.92	0.29	0.17	0.14	0.13	0.26
0116	Nitrogen, Total Oxidised as N	mg/l	9.6	11	14	12	6	13	9.2	8.7	8.5	10
0117	Nitrate as N	mg/l	9.25	10.4	13.9	12	4.9	12.8	9.11	8.65	8.41	9.91
0118	Nitrite as N	mg/l	0.35	0.57	0.15	0.039	1.1	0.24	0.087	0.05	0.088	0.091
0119	Ammonia un-ionised as N	mg/l	0.0154	0.00978	0.00113	< 0.00038	0.00911	0.00191	0.00145	0.00081	0.00224	0.00372
0135	Solids, Suspended at 105 C	mg/l	< 3	4	400	41	10	23	6.9	13	13	37
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	320	310	300	300	290	140	180	150	240	270
0172	Chloride	mg/l	73	44	43	45	55	48	35	26	33	39
0180	Orthophosphate, reactive as P	mg/l	0.44	0.34	0.35	0.3	0.54	0.36	0.18	0.16	0.17	0.22
9901	Oxygen, Dissolved, % Saturation	%	74.5	67.2	65.4	68.1	30.5	81.8	90.3	94.2	95.4	104.7
9924	Oxygen, Dissolved as O2	mg/l	7.79	6.68	6.34	7.34	3.26	9.06	10.8	12.4	11	12.8

Samples from 31 May 2018 to 6 May 2022

Notation	Determinand	Units	31 May 2018 10:23	15 Jun 2018 12:00	20 Aug 2018 10:56	13 Sep 2018 12:13	2 Oct 2018 13:22	7 Dec 2018 11:11	4 Jan 2019 12:44	14 Mar 2019 11:18	13 Apr 2022 12:56	6 May 2022 10:04
0061	pH		7.89	8.03	8.16	8.14	8.17	7.69	8.14	7.41	8.23	8.24
0076	Temperature of Water	°C	13.8	13.1	16.4	12.7	12.3	9	4	7.8	12.2	12.7
0077	Conductivity at 25 C	μs/cm	835	868	890	886	905	840	816	511	763	825
0085	BOD : 5 Day ATU	mg/l									3.1	2
0111	Ammoniacal Nitrogen as N	mg/l	0.541	0.431	< 0.03	0.265	0.03	0.395	0.24	0.486	0.13	0.16
0116	Nitrogen, Total Oxidised as N	mg/l	8.08	11	13.3	10.8	12.5	26.9	15.1	10.5	8.3	10
0117	Nitrate as N	mg/l	7.73	10.8	13.3	10.5	12.4	26.7	15	10.4	8.23	9.88
0118	Nitrite as N	mg/l	0.351	0.23	0.0452	0.322	0.0824	0.219	0.0941	0.0704	0.07	0.12
0119	Ammonia un-ionised as N	mg/l	0.0102	0.00986	< 0.00087	0.00589	0.00065	0.00331	0.00282	0.00196	0.00278	0.00356
0135	Solids, Suspended at 105 C	mg/l									19	10
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	303	301	303	305	301	146	234	134	270	290
0172	Chloride	mg/l									38	40
0180	Orthophosphate, reactive as P	mg/l	0.456	0.345	0.289	0.304	0.26	0.238	0.176	0.264	0.21	0.26
9901	Oxygen, Dissolved, % Saturation	%	59.9	77.2	85	80.8	97.7	73	82.1	79.5	108.1	98.2
9924	Oxygen, Dissolved as O2	mg/l	6.18	8.1	8.3	8.55	10.4	8.42	10.7	9.45	11.6	10.4

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sampling point Barnett Bk U/S A525 Rd Bridge

Determinands

Sampling results

Samples from 13 Jun 2022 to 2 Mar 2023

Samples from 31 May 2018 to 6 May 2022

sampling point
Barnett Bk U/S A525 Rd Bridge