sampling point
Brathay At Colwith Road Bridge

Description	BRATHAY AT COLWITH ROAD BRIDGE
Sampling point ID	NW-88004529
Type	Freshwater – Rivers
Status	open
Location	easting northing: 332985 503031 lat lon: 54.41827, -3.034224
Area	Cumbria And Lancashire
Sub-Area	Morecombe Bay
Summary	171 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.

40 determinands have been measured at this site

Al- Filtered
Alky pH 4.5
Ammonia(N)
BOD ATU
C - Org Filt
Ca Filtered
Cd Filtered
Chloride Ion
Cond @ 20C
Cond @ 25C
Cr- Filtered
Cu Filtered
Hardness
Mg Filtered
N Oxidised
NATGRIDREF
NH3 un-ion
Ni- Filtered
Nitrate-N
Nitrite-N
O Diss %sat
OMR Smpl Num
Oil & Grs Vs
Orthophospht
Oxygen Diss
Pb Filtered
Phenol Odour
Phosphorus-P
SiO2 Rv
Sld NV@500C
Sld Sus@105C
Temp Water
Weth-Visibty
Weth7Dy-Prec
Weth7Dy-Temp
Weth7Dy-Vsy
WethPresPrec
WethPresTemp
Zn- Filtered
pH

Displaying the twenty most recent samples. You can see all 171 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 26 Jul 2019 to 24 Jan 2023

Notation	Determinand	Units	26 Jul 2019 12:54	23 Aug 2019 10:38	11 Sep 2019 12:03	14 Oct 2019 12:22	15 Nov 2019 09:23	4 Dec 2019 10:43	10 Jan 2020 10:40	11 Feb 2020 10:15	16 Mar 2020 16:07	24 Jan 2023 13:50
0052	Lead, Dissolved	μg/l										< 2
0061	pH		7.79	7.38	7.22	6.89	7.65	7.4	7	7.72	7.28	6.78
0076	Temperature of Water	°C	19.2	14.3	13.3	10.3	5	4.4	5	4.2	7.7	4
0077	Conductivity at 25 C	μs/cm	36	29	30	34	46	44	40	54	47	41.3
0106	Cadmium, Dissolved	μg/l										< 0.1
0111	Ammoniacal Nitrogen as N	mg/l	0.0022	0.0025	0.0088	< 0.002	0.0025	< 0.002	< 0.002	0.003	< 0.002
0116	Nitrogen, Total Oxidised as N	mg/l	0.14	0.11	0.13	0.19	0.364	0.38	0.45	0.42	0.3
0117	Nitrate as N	mg/l	0.139	0.109	0.129	0.189	0.363	0.379	0.449	0.419	0.299
0118	Nitrite as N	mg/l	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001
0119	Ammonia un-ionised as N	mg/l	5.0e-05	2.0e-05	3.0e-05	< 1.0e-05	1.0e-05	< 1.0e-05	< 1.0e-05	2.0e-05	< 1.0e-05
0158	Hardness, Total as CaCO3	mg/l										9.04
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	9	7	8	8	8	11	7	6	6
0180	Orthophosphate, reactive as P	mg/l	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	0.0011	< 0.001
0235	Magnesium, Dissolved	mg/l										0.68
0239	Calcium, Dissolved	mg/l										2.5
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l										0.84
0348	Phosphorus, Total as P	mg/l	0.037	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
3408	Zinc, Dissolved	μg/l										5.3
3409	Chromium, Dissolved	μg/l										< 0.5
3410	Nickel, Dissolved	μg/l										< 1
6037	Aluminium, Dissolved	μg/l										40
6450	Copper, Dissolved	μg/l										< 1
9901	Oxygen, Dissolved, % Saturation	%	101.3	101.5	102.9	101.9	101	101	102.1	102.8	101.5	101.2
9924	Oxygen, Dissolved as O2	mg/l	9.34	10.4	10.7	11.4	12.9	13.1	13	13.4	12.1

Samples from 31 Aug 2016 to 21 Jun 2019

Notation	Determinand	Units	31 Aug 2016 15:11	8 Sep 2016 14:25	14 Oct 2016 11:36	5 Dec 2016 13:09	9 Jan 2017 12:03	21 Mar 2017 14:46	12 Apr 2017 13:19	8 Apr 2019 10:17	9 May 2019 11:07	21 Jun 2019 10:41
0061	pH		7.2	7.85	9.12	7.45	7.31	7.32	7.63	7.62	7.9	7.86
0076	Temperature of Water	°C	16.1	16.5	9.9	1.8	6	6.2	9.3	8	6.6	13.6
0077	Conductivity at 25 C	μs/cm	40	43	52	45	41	36	47	44	42	39
0111	Ammoniacal Nitrogen as N	mg/l	0.0024	0.0025	< 0.002	< 0.002	0.0106	0.0031	0.0106	0.0028	0.004	0.0021
0116	Nitrogen, Total Oxidised as N	mg/l	0.1	0.126	0.153	0.251	0.328	0.227	0.234	0.236	0.161	0.12
0117	Nitrate as N	mg/l	0.0982	0.125	0.152	0.25	0.327	0.226	0.232	0.235	0.16	0.119
0118	Nitrite as N	mg/l	0.0018	0.00102	< 0.001	< 0.001	< 0.001	< 0.001	0.00208	0.00101	< 0.001	< 0.001
0119	Ammonia un-ionised as N	mg/l	1.0e-05	5.0e-05	< 4.0e-05	< 1.0e-05	3.0e-05	< 1.0e-05	8.0e-05	2.0e-05	5.0e-05	4.0e-05
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	11	12	12	11	7	7	12	6	9	9
0180	Orthophosphate, reactive as P	mg/l	< 0.001	0.0018	< 0.001	< 0.001	0.0051	0.0016	0.0015	< 0.001	< 0.001	< 0.001
0348	Phosphorus, Total as P	mg/l								< 0.01	< 0.01	< 0.01
9901	Oxygen, Dissolved, % Saturation	%	97.8	98.1	96	100.6	103.6	98.8	93	101.6	98.5	97.6
9924	Oxygen, Dissolved as O2	mg/l	9.61	9.56	10.8	14	12.9	12.2	10.7	12	12.1	10.1

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sampling point Brathay At Colwith Road Bridge

Determinands

Sampling results

Samples from 26 Jul 2019 to 24 Jan 2023

Samples from 31 Aug 2016 to 21 Jun 2019

sampling point
Brathay At Colwith Road Bridge