sampling point
River Rothay At Rothay Bridge

Description	RIVER ROTHAY AT ROTHAY BRIDGE
Sampling point ID	NW-88004519
Type	Freshwater – Rivers
Status	open
Location	easting northing: 337227 503945 lat lon: 54.427025, -2.969058
Area	Cumbria And Lancashire
Sub-Area	Morecombe Bay
Summary	232 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.

38 determinands have been measured at this site

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

Displaying the twenty most recent samples. You can see all 232 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 15 Sep 2023 to 21 Jun 2024

Notation	Determinand	Units	15 Sep 2023 12:49	19 Oct 2023 09:53	28 Nov 2023 10:28	11 Dec 2023 10:54	22 Jan 2024 10:38	23 Feb 2024 11:25	18 Mar 2024 12:54	15 Apr 2024 11:06	13 May 2024 11:11	21 Jun 2024 07:59
0061	pH		7.58	7.38	8.33	7.36	7.56	7.36	7.1	7.4	7.27	7.67
0076	Temperature of Water	°C	14.6	10.8	6	6.9	5	7	8.4	7.9	15.8	14.4
0077	Conductivity at 25 C	μs/cm	52	55	50	496	51	48	42	45	53	56
0085	BOD : 5 Day ATU	mg/l						< 1	< 1	1.4	< 1	< 1
0111	Ammoniacal Nitrogen as N	mg/l	0.027	< 0.002	0.0055	0.012	0.01	0.0032	< 0.002	0.0033	0.0079	0.008
0116	Nitrogen, Total Oxidised as N	mg/l	0.13	0.25	0.42	0.49	0.51	0.42	0.3	0.23	0.21	0.18
0117	Nitrate as N	mg/l	0.129	0.249	0.419	0.489	0.509	0.419	0.299	0.229	0.209	0.178
0118	Nitrite as N	mg/l	0.0014	0.0012	0.0012	0.0012	0.0012	< 0.001	< 0.001	0.0011	0.0015	0.0017
0119	Ammonia un-ionised as N	mg/l	0.00027	< 1.0e-05	7.0e-05	4.0e-05	5.0e-05	1.0e-05	< 1.0e-05	1.0e-05	4.0e-05	0.0001
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	16	13	12	10	8	10	9	12	16	18
0180	Orthophosphate, reactive as P	mg/l	0.0044	0.0041	0.0029	0.003	0.0046	0.0026	0.0012	0.0015	0.0043	0.0031
0348	Phosphorus, Total as P	mg/l									0.028	0.01
9901	Oxygen, Dissolved, % Saturation	%	97.2	98.2	101.1	94.4	96	101.6	102.3	105.3	104.7	97.9
9924	Oxygen, Dissolved as O2	mg/l	9.86	10.9	12.6	11.5	12.2	12.3	12	12.5	10.4	9.98

Samples from 16 Oct 2019 to 9 Aug 2023

Notation	Determinand	Units	16 Oct 2019 10:32	12 Nov 2019 09:16	3 Dec 2019 10:42	7 Jan 2020 12:49	7 Feb 2020 11:00	18 Mar 2020 10:46	26 May 2023 12:30	27 Jun 2023 11:56	24 Jul 2023 13:13	9 Aug 2023 09:57
0061	pH		7.73	7.56	7.32	7.17	7.5	7.45	7.28	7.35	7.48	7.34
0076	Temperature of Water	°C	10.9	6.2	4.3	6.2	4.5	6.6	15.5	17.2	15.2	15.2
0077	Conductivity at 25 C	μs/cm	51	50	55	37	53	48	65	61	50	51
0085	BOD : 5 Day ATU	mg/l							< 1			< 1
0111	Ammoniacal Nitrogen as N	mg/l	0.013	0.029	0.0095	0.018	0.0079	0.0092	0.015	< 0.002	0.009	0.0067
0116	Nitrogen, Total Oxidised as N	mg/l	0.27	0.274	0.38	0.33	0.48	0.27	0.3	0.15	0.23	0.17
0117	Nitrate as N	mg/l	0.268	0.27	0.377	0.328	0.478	0.269	0.298	0.149	0.229	0.169
0118	Nitrite as N	mg/l	0.0025	0.00364	0.0031	0.0016	0.0016	< 0.001	0.0019	0.0012	0.001	0.0013
0119	Ammonia un-ionised as N	mg/l	0.00014	0.00015	2.0e-05	4.0e-05	3.0e-05	4.0e-05	8.0e-05	< 1.0e-05	7.0e-05	4.0e-05
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	13	10	14	8	10	7	18	17	13	15
0180	Orthophosphate, reactive as P	mg/l	0.0054	0.0055	0.0055	0.0061	0.0051	0.0041	0.0089	0.0024	< 0.001	0.0016
0348	Phosphorus, Total as P	mg/l	0.011	0.0156	< 0.01	0.022	< 0.01
9901	Oxygen, Dissolved, % Saturation	%	96	97.1	99.8	104	96.5	102.1	100.8	96.9	100.3	99.8
9924	Oxygen, Dissolved as O2	mg/l	10.6	12	13	12.9	12.5	12.5	10	9.3	10	9.99

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sampling point River Rothay At Rothay Bridge

Determinands

Sampling results

Samples from 15 Sep 2023 to 21 Jun 2024

Samples from 16 Oct 2019 to 9 Aug 2023

sampling point
River Rothay At Rothay Bridge