sampling point
Nidd At Walshford Bridge

Description	NIDD AT WALSHFORD BRIDGE
Sampling point ID	NE-49800101
Type	Freshwater – Rivers
Status	open
Location	easting northing: 441177 453076 lat lon: 53.972107, -1.373734
Area	Yorkshire
Sub-Area	Swale, Ure, Nidd, Ouse
Summary	133 samples taken between 2019 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.

39 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
COD as O2
Calcium - Ca
Chloride Ion
Cond @ 20C
Cond @ 25C
Cu Filtered
Hardness
Liqcolour-mn
Liqcolour-se
Liqcolour-st
Magnesium-Mg
N Oxidised
NATGRIDREF
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Obs Flow ROC
Oil & Grs Vs
Orthophospht
Oxygen Diss
Phenol Odour
Potassium- K
Sld Sus@105C
Solid quanty
Sulphate SO4
Temp Water
TurbidityNTU
Type of Flow
Weth7Dy-Prec
Weth7Dy-Temp
WethPresPrec
WethPresTemp
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 133 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 12 Mar 2018 to 8 Mar 2019

Notation	Determinand	Units	12 Mar 2018 13:43	13 Apr 2018 13:04	11 May 2018 11:43	2 Jul 2018 13:06	7 Aug 2018 12:40	13 Sep 2018 15:28	8 Nov 2018 10:12	5 Dec 2018 10:49	11 Feb 2019 12:47	8 Mar 2019 14:28
0061	pH		7.68	8.04	8.08	7.82	8.09	7.51	7.64	8.12	7.5	8.03
0076	Temperature of Water	°C	5.8	7	13.7	19.3	19.6	14	9	5.1	4.8	6.4
0077	Conductivity at 25 C	μs/cm	289	303	417	446	440	363	377	232	239	276
0111	Ammoniacal Nitrogen as N	mg/l	0.176	0.113	< 0.03	0.034	0.033	< 0.03	0.194	0.058	0.05	0.046
0116	Nitrogen, Total Oxidised as N	mg/l	2.84	3.68	4.25	4.97	4.38	3.9	3.8	3.63	3.52	3.45
0117	Nitrate as N	mg/l	2.82	3.65	4.22	4.93	4.36	3.88	3.74	3.61	3.51	3.43
0118	Nitrite as N	mg/l	0.0195	0.0321	0.0336	0.0371	0.0228	0.0196	0.0602	0.0194	0.0139	0.0173
0119	Ammonia un-ionised as N	mg/l	0.00114	0.00165	< 0.00072	0.00082	0.00121	< 0.00024	0.00145	0.00074	0.0002	0.00064
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	65	71	106	113	98	93	84	46	48	60
0180	Orthophosphate, reactive as P	mg/l	0.075	0.083	0.281	0.717	0.548	0.512	0.495	0.109	0.067	0.102
9901	Oxygen, Dissolved, % Saturation	%	100.9	96.7	102.6	76.7	98.4	94	78.3	91.2	101	101.6
9924	Oxygen, Dissolved as O2	mg/l	12.6	11.7	10.6	7.05	9	9.66	9.04	11.6	12.9	12.5

Samples from 17 Jan 2017 to 8 Jan 2018

Notation	Determinand	Units	17 Jan 2017 13:43	3 Feb 2017 13:18	3 Apr 2017 13:04	18 May 2017 15:16	9 Jun 2017 12:10	3 Aug 2017 12:18	22 Sep 2017 10:35	6 Oct 2017 13:13	8 Dec 2017 11:16	8 Jan 2018 12:10
0061	pH		7.84	7.97	7.58	7.62	7.87	7.83	7.82	7.82	8.03	8.06
0076	Temperature of Water	°C	5.7	6.7	10.8	14.6	14.8	15.9	11.8	11.4	5	2.7
0077	Conductivity at 25 C	μs/cm	383	370	316	401	319	223	305	205	476	204
0111	Ammoniacal Nitrogen as N	mg/l	0.093	0.058	0.073	0.188	0.097	0.055	0.043	0.039	0.107	0.062
0116	Nitrogen, Total Oxidised as N	mg/l	3.03	4.08	3.33	4.35	3.09	2.03	3.24	1.58	3.86	2.43
0117	Nitrate as N	mg/l	3	4.06	3.3	4.25	3.05	2.01	3.22	1.57	3.82	2.42
0118	Nitrite as N	mg/l	0.0279	0.0248	0.0296	0.105	0.0447	0.0204	0.0217	0.0106	0.0407	0.0104
0119	Ammonia un-ionised as N	mg/l	0.00086	0.00078	0.00054	0.00203	0.00187	0.00105	0.0006	0.00052	0.00135	0.00066
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	78	88	77	92	80	59	77	61	86	45
0180	Orthophosphate, reactive as P	mg/l	0.173	0.147	0.204	0.298	0.259	0.217	0.3	0.122	0.257	0.049
9901	Oxygen, Dissolved, % Saturation	%	94.6	93.4	96.6	100.6	88.7	96.1	89.6	93.6	97.2	86.7
9924	Oxygen, Dissolved as O2	mg/l	11.9	11.4	10.7	10.2	8.96	9.48	9.68	10.2	12.4	11.7

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sampling point Nidd At Walshford Bridge

Determinands

Sampling results

Samples from 12 Mar 2018 to 8 Mar 2019

Samples from 17 Jan 2017 to 8 Jan 2018

sampling point
Nidd At Walshford Bridge