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sampling point
Barkham Brook At Barrett's Lane, Arborfi

Description BARKHAM BROOK AT BARRETT'S LANE, ARBORFIELD
Sampling point ID TH-PLDR0001
Type Freshwater – Rivers
Status open
Location easting northing: 476340 168870
lat lon: 51.413715, -0.903673
Area West Thames
Sub-Area L&W South Wt
Summary 219 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.

96 determinands have been measured at this site
  • 1,1,1-TCA
  • 112TCEthan
  • 2,4-D
  • 2,4-D be
  • 2,4-D bge
  • 2,4-D ioe
  • 2,4-D m e
  • 2-CHLORO-4-N
  • 2-CHLORO-6-N
  • 24Dichloropl
  • 2Chlorophenl
  • 4-nonPhenol
  • 4Cl2Ntoluene
  • 4Cl3MePhenol
  • 4Cl3NToluene
  • Action taken
  • Alky pH 4.5
  • Ammonia(N)
  • AmoniaTotYSI
  • Arsenic - As
  • As-Filtered
  • Atrazine
  • Azinphos Myl
  • BOD ATU
  • Bentazone
  • Benzene
  • Biphenyl
  • Boron - as B
  • C - Org Filt
  • Ca Filtered
  • Calcium - Ca
  • Chloride Ion
  • Chromium -Cr
  • Cond @ 25C
  • Copper - Cu
  • Cr- Filtered
  • Cu Filtered
  • Cyfluthrin
  • DEHP
  • DemetonSMyl
  • Dichlorvos
  • Dimethoate
  • EndosulphanA
  • EndosulphanB
  • Fe- Filt
  • Fenitrothion
  • Flucofuron
  • Hardness
  • Iron - as Fe
  • Lead - as Pb
  • Linuron
  • Magnesium-Mg
  • Malathion
  • Mecoprop
  • Mevinphos
  • Mg Filtered
  • Mn BLM Bio
  • Mn- Filtered
  • N Oxidised
  • NH3 un-ion
  • Naphthalene
  • Ni- Filtered
  • Nickel - Ni
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Oil & Grs Vs
  • Orthophospht
  • Oxygen Diss
  • PCSDs
  • Pb Filtered
  • Permethrn-Tr
  • Permethrn-cs
  • Phenol Odour
  • SI-EC-F
  • SI-GQA
  • SI-LIST2
  • Simazine
  • Sld Sus@105C
  • SulcofuronNa
  • Temp Water
  • Toluene
  • TriBT Cation
  • TriPT Cation
  • Triazophos
  • Triclosan
  • Trifluralin
  • Type of Flow
  • Vanadium - V
  • Zinc - as Zn
  • Zn- Filtered
  • m-p-Xylene
  • o-Xylene
  • pH
  • pH in-situ
  • ptOctylPheno

Sampling results

Displaying the twenty most recent samples. You can see all 219 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 8 Aug 2023 to 1 Jul 2024

NotationDeterminandUnits 8 Aug
2023
08:46
14 Sep
2023
08:25
3 Oct
2023
08:27
10 Nov
2023
09:08
5 Dec
2023
08:26
18 Jan
2024
09:16
2 Feb
2024
09:22
4 Mar
2024
08:33
3 Jun
2024
08:26
1 Jul
2024
08:31
0061pH7.547.617.577.57.547.87.767.667.457.5
0076Temperature of Water°C15.615.115.69.58.34.284.915.216.6
0077Conductivity at 25 Cμs/cm90710668366595757317465669261090
0085BOD : 5 Day ATUmg/l< 34.91.91.82.22.322.12.5< 3
0111Ammoniacal Nitrogen as Nmg/l0.0460.0880.0330.670.0510.0570.0370.0530.0560.061
0116Nitrogen, Total Oxidised as Nmg/l1824185.65.212125.72135
0117Nitrate as Nmg/l1824185.455.1812125.6820.934.9
0118Nitrite as Nmg/l0.0430.0320.0270.150.0170.0240.0330.0170.0540.064
0119Ammonia un-ionised as Nmg/l0.000450.000960.000340.003770.000290.000430.000340.000310.000430.00058
0162Alkalinity to pH 4.5 as CaCO3mg/l14016013015013013014014013092
0180Orthophosphate, reactive as Pmg/l1.11.81.40.110.170.120.150.10.280.4
9901Oxygen, Dissolved, % Saturation%71.567.368.575.783.388.889.989.872.771.3
9924Oxygen, Dissolved as O2mg/l7.16.756.88.639.7811.610.611.57.286.93

Samples from 4 Oct 2017 to 8 Jan 2020

NotationDeterminandUnits 4 Oct
2017
10:54
9 Jan
2018
10:41
26 Jun
2018
13:03
3 Jul
2018
14:31
4 Oct
2018
12:20
11 Jan
2019
11:37
23 Apr
2019
10:22
1 Jul
2019
10:12
2 Oct
2019
11:11
8 Jan
2020
08:52
0061pH7.87.657.757.637.597.827.937.537.697.7
0235Magnesium, Dissolvedmg/l9.1212.37.987.697.6310.511.18.9812
0239Calcium, Dissolvedmg/l79.673.688.386.893.681.589.2827176
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l6.678.517.336.736.485.978.127.87.18.8
6460Iron, Dissolvedμg/l95.112810671.391.994.1145110130190