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sampling point
Lee At Leasey Bridge, Wheathampstead

Description LEE AT LEASEY BRIDGE, WHEATHAMPSTEAD
Sampling point ID TH-PLER0285
Type Freshwater – Unspecified
Status open
Location easting northing: 516180 214416
lat lon: 51.8163, -0.31594
Area Hertfordshire And North London
Sub-Area L&W Herts & North London
Summary 38 samples taken between 2020 and 2004

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.

22 determinands have been measured at this site
  • B-[a]-pyrene
  • B-[b]-fluora
  • B-[ghi]-pery
  • B-[k]-fluora
  • Bromate
  • Bromide Ion
  • Chloride Ion
  • Chromium -Cr
  • Cond @ 20C
  • Cr Hex Filt
  • Fluoranthene
  • HBCDD
  • Ind123pyrene
  • N Oxidised
  • O Diss %sat
  • Oxygen Diss
  • PFOS
  • Sodium - Na
  • Temp Water
  • Type of Flow
  • pFoctanoate
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 38 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 10 May 2019 to 3 Mar 2020

NotationDeterminandUnits10 May
2019
10:25
4 Jun
2019
12:45
3 Jul
2019
13:29
1 Aug
2019
13:30
13 Sep
2019
08:09
16 Oct
2019
12:54
2 Dec
2019
09:25
14 Jan
2020
13:48
3 Feb
2020
10:02
3 Mar
2020
10:39
3164Chromiumμg/l0.6711.9< 0.5< 0.50.580.580.61.610.88
6619Chromium Hexavalent, Dissolved :- {Cr VI}μg/l0.1410.0550.05< 0.05< 0.05< 0.050.0710.240.540.7

Samples from 4 Jul 2018 to 9 Apr 2019

NotationDeterminandUnits 4 Jul
2018
11:28
2 Aug
2018
12:51
5 Sep
2018
13:23
3 Oct
2018
10:49
8 Nov
2018
15:05
27 Nov
2018
12:57
2 Jan
2019
12:08
8 Feb
2019
10:22
4 Mar
2019
14:08
9 Apr
2019
12:43
3164Chromiumμg/l2.270.544< 0.5< 0.50.615< 0.50.5080.7080.9080.974
6619Chromium Hexavalent, Dissolved :- {Cr VI}μg/l1.180.080.056< 0.05< 0.05< 0.050.1010.1480.1430.33