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

sampling point
Ashby Brook At Blackbird Hill Farm

Description ASHBY BROOK AT BLACKBIRD HILL FARM
Sampling point ID TH-PCHR0095
Type Freshwater – Rivers
Status open
Location easting northing: 453400 248800
lat lon: 52.134921, -1.221225
Area West Thames
Sub-Area L&W North Wt
Summary 206 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.

111 determinands have been measured at this site
  • 2,3,6-TBA
  • 2,4-D
  • 2,4-DB
  • 245-T
  • 2Phenoxyprop
  • 4-CAA
  • 4Phenoxbutyr
  • ATRZ-ETHYL
  • ATRZ-ISOPR
  • Action taken
  • Alky pH 4.5
  • Ammonia(N)
  • Atrazine
  • Azinphos Myl
  • AzinphsEthyl
  • BOD ATU
  • Benazolin
  • Bendiocarb
  • Bentazone
  • Bromoxynil
  • Bupirimate
  • COD as O2
  • Carbendazim
  • Carbetamide
  • Carbophenthn
  • Chlorfenvphs
  • Chloridazon
  • Chloride Ion
  • Chloroxuran
  • Chlortoluron
  • ClPyrphosMe
  • Clopyralid
  • ClpyrifosEt
  • Cond @ 25C
  • Coumaphos
  • Cyanazine
  • Desmetryne
  • Diazinon
  • Dicamba
  • Dichlorprop
  • Dichlorvos
  • Diflurobnzrn
  • Dimethoate
  • Diuron
  • ETHOFUMESATE
  • Ethion
  • FONOFOS
  • Fenchlorphos
  • Fenitrothion
  • Fenoprop
  • Fenpropimrph
  • Fenthion
  • Fenuron
  • Fluoroxypyr
  • GCMS S-Vol
  • GCMS Semi-Q
  • Iodofenphos
  • Ioxynil
  • Iprodione
  • Irgarol 1051
  • Isoproturon
  • LCMS
  • Linuron
  • MCPA
  • MCPB
  • MR Screen
  • Malathion
  • Mecoprop
  • Metalaxyl
  • Metazachlor
  • Methabnzthzn
  • Metoxuron
  • MetsulfrnMyl
  • Mevinphos
  • Monolinuron
  • Monuron
  • N Oxidised
  • NATGRIDREF
  • NH3 un-ion
  • Napropamide
  • Neburon
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Oil & Grs Vs
  • Orthophospht
  • Oxygen Diss
  • Parathion
  • ParathionMyl
  • PhenoxytcAcd
  • Phorate
  • Pichloram
  • Pirimicarb
  • PirimiphsEth
  • PirimiphsMyl
  • Prochloraz
  • Prometryn
  • Propazine
  • Propetamphos
  • Propyzamide
  • SI-GQA
  • Simazine
  • Sld Sus@105C
  • Temp Water
  • Terbutryne
  • Triazophos
  • Triclopyr
  • Trietazine
  • Type of Flow
  • pH
  • pH in-situ

Sampling results

Displaying the twenty most recent samples. You can see all 206 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 21 Aug 2023 to 30 Jul 2024

NotationDeterminandUnits21 Aug
2023
13:44
15 Sep
2023
12:08
24 Oct
2023
12:36
16 Nov
2023
12:52
6 Dec
2023
11:42
18 Jan
2024
13:39
7 Feb
2024
13:41
1 Mar
2024
11:31
17 Jun
2024
11:21
30 Jul
2024
11:02
0061pH7.838.287.817.787.828.037.977.817.897.84
0076Temperature of Water°C1613.310.47.74.81.47.15.712.516.4
0077Conductivity at 25 Cμs/cm754769620575506592470400630711
0085BOD : 5 Day ATUmg/l< 1< 2< 11.31.61.22.52.21.3< 4
0111Ammoniacal Nitrogen as Nmg/l< 0.03< 0.030.110.085< 0.030.370.0340.0650.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l3.13.15.54.955.34.72.83.94.5
0117Nitrate as Nmg/l3.093.095.474.884.995.274.682.783.874.49
0118Nitrite as Nmg/l0.00910.0060.0290.0250.00880.0260.0170.0170.0260.014
0119Ammonia un-ionised as Nmg/l< 0.00058< 0.00070.001340.00079< 0.000250.003580.000470.000560.00051< 0.00061
0162Alkalinity to pH 4.5 as CaCO3mg/l240240160170150190140130210250
0180Orthophosphate, reactive as Pmg/l0.120.110.0610.0480.0440.0480.0340.0530.071
9901Oxygen, Dissolved, % Saturation%73.868.887.290.794.195.895.495.89183.4
9924Oxygen, Dissolved as O2mg/l7.277.189.7310.812.113.411.5129.678.14

Samples from 4 Dec 2015 to 7 Jan 2020

NotationDeterminandUnits 4 Dec
2015
08:29
12 Jan
2016
09:12
14 Apr
2016
08:44
4 Jul
2016
10:12
21 Oct
2016
09:55
15 Feb
2017
10:00
16 May
2019
10:20
2 Jul
2019
10:01
11 Nov
2019
11:14
7 Jan
2020
10:43
0061pH7.828.037.967.957.857.788.157.97.698.11
0076Temperature of Water°C8.25.49.213.28.86.310.413.27.66.4
0077Conductivity at 25 Cμs/cm511519568636726607724695578163
0111Ammoniacal Nitrogen as Nmg/l0.0440.045< 0.03< 0.03< 0.03< 0.03< 0.030.0330.044< 0.03
0116Nitrogen, Total Oxidised as Nmg/l5.87.166.774.095.798.64.533.86.996.3
0117Nitrate as Nmg/l5.757.146.754.085.778.584.53.796.976.28
0118Nitrite as Nmg/l0.05480.01720.01680.01070.01580.01710.02560.0140.02070.024
0119Ammonia un-ionised as Nmg/l0.000470.00059< 0.00047< 0.00062< 0.00036< 0.00025< 0.000560.000610.00033< 0.00042
0162Alkalinity to pH 4.5 as CaCO3mg/l140133175224219164206220131170
0180Orthophosphate, reactive as Pmg/l0.1020.0430.0720.1860.3920.0680.0350.0830.0440.038
9901Oxygen, Dissolved, % Saturation%74.185.489.98673.5969387.687.683.7
9924Oxygen, Dissolved as O2mg/l8.7210.810.398.5211.810.49.1710.510.3