We would welcome your feedback to help us make future improvements.

sampling point
Yeading Brook At North Hyde Road, Hayes

Description YEADING BROOK AT NORTH HYDE ROAD, HAYES
Sampling point ID TH-PCRR0084
Type Freshwater – Rivers
Status open
Location easting northing: 510425 178896
lat lon: 51.498223, -0.410601
Area Hertfordshire And North London
Sub-Area L&W Herts & North London
Summary 280 samples taken between 2024 and 2000

Determinands

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.

33 determinands have been measured at this site
  • 12Propandiol
  • 2,2' Oxybise
  • 4-nonPhenol
  • Action taken
  • Alky pH 4.5
  • Ammonia(N)
  • BOD ATU
  • Butan1,3Diol
  • Butan1,4Diol
  • Chloride Ion
  • Cond @ 25C
  • DEHP
  • Ethan1,2diol
  • Glycols
  • N Oxidised
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Orthophospht
  • Oxygen Diss
  • PFOS
  • Propan13Diol
  • SI-GQA
  • Temp Water
  • Triclosan
  • TriethylnGly
  • Type of Flow
  • Urea as N
  • pFoctanoate
  • pH
  • pH in-situ
  • ptOctylPheno

Sampling results

Displaying the twenty most recent samples. You can see all 280 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 4 Aug 2023 to 17 Apr 2024

NotationDeterminandUnits 4 Aug
2023
10:31
6 Sep
2023
12:03
23 Oct
2023
12:26
21 Nov
2023
10:36
7 Dec
2023
12:01
18 Jan
2024
11:48
20 Feb
2024
10:15
19 Mar
2024
12:02
3 Apr
2024
11:49
17 Apr
2024
09:06
0061pH7.667.467.627.617.697.77.778.847.56
0076Temperature of Water°C1717.912.410.57.329.211.39.9
0077Conductivity at 25 Cμs/cm6529157698468561061754842737
0085BOD : 5 Day ATUmg/l1.822.3
0111Ammoniacal Nitrogen as Nmg/l0.120.130.260.310.311.80.180.240.27
0116Nitrogen, Total Oxidised as Nmg/l4.13.23.42.93.14.43.443.1
0117Nitrate as Nmg/l4.033.093.322.823.054.353.353.943.01
0118Nitrite as Nmg/l0.0750.110.0840.0810.0550.0540.0480.0620.089
0119Ammonia un-ionised as Nmg/l0.001690.001240.002390.002420.002290.009180.001840.004810.0018
0162Alkalinity to pH 4.5 as CaCO3mg/l170230180220210260210190190
0180Orthophosphate, reactive as Pmg/l0.20.210.160.180.170.070.170.0760.19
9274Perfluorooctanoate anionμg/l0.0072
9276Perfluorooctylsulphonate anionμg/l0.012
9901Oxygen, Dissolved, % Saturation%70.345.363.467.870.672.28286.752.8
9924Oxygen, Dissolved as O2mg/l6.784.296.767.558.499.979.429.475.96

Samples from 28 Nov 2022 to 20 Jul 2023

NotationDeterminandUnits28 Nov
2022
12:19
22 Dec
2022
12:16
31 Jan
2023
13:17
3 Feb
2023
12:13
3 Mar
2023
11:33
5 Apr
2023
12:04
25 Apr
2023
12:03
30 May
2023
14:03
28 Jun
2023
10:12
20 Jul
2023
14:00
0061pH7.647.747.717.687.97.87.827.697.657.49
0076Temperature of Water°C1187.58.66.19.610.415.418.317.9
0077Conductivity at 25 Cμs/cm704937106610639749195541013949910
0085BOD : 5 Day ATUmg/l1.21.51.71.42.21.2
0111Ammoniacal Nitrogen as Nmg/l0.230.320.670.640.480.430.0810.480.41< 0.03
0116Nitrogen, Total Oxidised as Nmg/l4.34.53.74.67.142.43.72.81.8
0117Nitrate as Nmg/l4.244.433.634.527.053.922.363.552.560.6
0118Nitrite as Nmg/l0.0650.0660.0690.0790.0510.0770.0450.150.241.2
0119Ammonia un-ionised as Nmg/l0.001990.002790.005260.005090.005240.004840.001010.006450.00622< 0.00031
0162Alkalinity to pH 4.5 as CaCO3mg/l180210240250260230150250250230
0180Orthophosphate, reactive as Pmg/l0.190.160.140.150.230.170.140.190.260.28
9274Perfluorooctanoate anionμg/l0.00790.010.00910.00980.0065
9276Perfluorooctylsulphonate anionμg/l0.0120.0150.0140.0150.0097
9901Oxygen, Dissolved, % Saturation%77.370.576.872.890.687.679.572.551.734.7
9924Oxygen, Dissolved as O2mg/l8.518.349.198.4811.29.968.877.234.853.28