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sampling point
Penwood Stream Above River Enbourne

Description PENWOOD STREAM ABOVE RIVER ENBOURNE
Sampling point ID TH-PKER0120
Type Freshwater – Unspecified
Status open
Location easting northing: 444850 163360
lat lon: 51.367534, -1.357127
Area West Thames
Sub-Area L&W South Wt
Summary 114 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.

156 determinands have been measured at this site
  • 1,1,1-TCA
  • 1,1-Dichloro
  • 1,2 -DIBROMO
  • 1,2,3-Trimet
  • 1,2,4-Trimet
  • 1,2-DCB
  • 1,3 -DICHLOR
  • 1,3 -DICHLOR
  • 1,3 -DICHLOR
  • 1,3-DCB
  • 112TCEthan
  • 11DClEthan
  • 11DiClPropen
  • 12-DCA
  • 123TriClProp
  • 12DCPa
  • 12Dibromethn
  • 135TriMeBenz
  • 14Dichlrbnzn
  • 2Chlortoluen
  • 3Chlorotolun
  • 4 -ISO-PROPY
  • 4-nonPhenol
  • 4Chlorotolun
  • Aclonifen
  • Action taken
  • Alachlor
  • Alky pH 4.5
  • Ammonia(N)
  • B-[a]-pyrene
  • B-[b]-fluora
  • B-[ghi]-pery
  • B-[k]-fluora
  • BOD ATU
  • BROMO-DCM
  • Benzene
  • Bifenox
  • BrClMethan
  • Bromobenzene
  • Bromoform
  • C - Org Filt
  • COD as O2
  • Ca Filtered
  • Cadmium - Cd
  • Calcium - Ca
  • Carbon Tet
  • Cd Filtered
  • Chlordbrmthn
  • Chloride Ion
  • Chlorobenzen
  • Chloroform
  • Chlorothalnl
  • Chromium -Cr
  • Cobalt - Co
  • Cond @ 20C
  • Cond @ 25C
  • Copper - Cu
  • Cr Hex Filt
  • Cr Hexavalnt
  • Cr- Filtered
  • Cu BLM Bio
  • Cu Filtered
  • Cyanide - CN
  • DDE (PP')
  • DDT (OP')
  • DDT (PP)
  • DDT Derived
  • DiClBenzPhWW
  • DiClMe
  • Diazinon
  • Dibromomethn
  • Dichlorvos
  • Dimethoate
  • Ethenylbenzn
  • Ethylbenzene
  • Fe- Filt
  • Fluoranthene
  • HCH Alpha
  • HCH Beta
  • HCH Delta
  • HCH Gamma
  • HEXACHLORO 1
  • Hardness
  • HcarbonsFilt
  • Heptachlor
  • Hexachlorbnz
  • ICP-MS Semiq
  • Ind123pyrene
  • Irgarol 1051
  • Iron - as Fe
  • IsoPropylBen
  • Lead - as Pb
  • MR Screen
  • Magnesium-Mg
  • Manganse-Mn
  • Mg Filtered
  • Mn BLM Bio
  • Mn- Filtered
  • Mo Diss
  • Molybdenm-Mo
  • N Oxidised
  • NH3 un-ion
  • Ni BLM Bio
  • Ni- Filtered
  • Nickel - Ni
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Orthophospht
  • Oxygen Diss
  • PBDE 100
  • PBDE 153
  • PBDE 154
  • PBDE 28
  • PBDE 47
  • PBDE 99
  • PCB Con 028
  • PCB Con 052
  • PCB Con 101
  • PCB Con 118
  • PCB Con 138
  • PCB Con 153
  • PCB Con 180
  • PCBs
  • PClBenzene
  • Pb BLM Bio
  • Pb Filtered
  • Pendimethaln
  • Potassium- K
  • Quinoxyfen
  • SecButylbenz
  • Sld Sus@105C
  • Sodium - Na
  • Sulphate SO4
  • TDE (PP)
  • Temp Water
  • Terbutryne
  • TertButylbnz
  • TetClEthene
  • Toluene
  • TriBT Cation
  • TriPT Cation
  • Trichloroeth
  • Type of Flow
  • V - Filtered
  • Vanadium - V
  • Zinc - as Zn
  • Zn BLM Bio
  • Zn- Filtered
  • c-Hept Epox
  • c12DClEthe
  • nButylbenzne
  • nPropylbenzn
  • pH
  • t-Hept Epox
  • t12DCEe

Sampling results

Displaying the twenty most recent samples. You can see all 114 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 2 Jul 2018 to 17 Jul 2024

NotationDeterminandUnits 2 Jul
2018
11:35		 3 Oct
2018
14:38		29 Nov
2018
10:24		19 Feb
2019
11:03		31 May
2019
08:49		16 Aug
2019
09:51		25 Nov
2019
10:37		 5 Feb
2020
13:10		27 Jun
2024
09:29		17 Jul
2024
10:55
0052Lead, Dissolvedμg/l0.1980.2060.2240.1080.140.430.4
0061pH7.497.777.537.67.587.57.587.477.72
0076Temperature of Water°C18.912.25.214.21714.9
0077Conductivity at 25 Cμs/cm298290271245241212
0085BOD : 5 Day ATUmg/l11.2
0106Cadmium, Dissolvedμg/l< 0.01< 0.010.0209< 0.01< 0.010.0220.021
0111Ammoniacal Nitrogen as Nmg/l0.038< 0.030.0470.0560.033< 0.03
0116Nitrogen, Total Oxidised as Nmg/l1.050.261.090.470.410.3
0117Nitrate as Nmg/l1.040.2561.080.4630.4050.296
0118Nitrite as Nmg/l0.0119< 0.0040.00590.00680.0047< 0.004
0119Ammonia un-ionised as Nmg/l0.00042< 0.000380.000210.000560.0003< 0.00042
0162Alkalinity to pH 4.5 as CaCO3mg/l918446566250
0175Cyanide as CNmg/l< 0.005< 0.005< 0.005< 0.005< 0.005< 0.005< 0.005
0180Orthophosphate, reactive as Pmg/l0.060.0320.0160.0590.0610.03
0235Magnesium, Dissolvedmg/l4.244.33.184.064.232.9
0239Calcium, Dissolvedmg/l38.941.725.125252625
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l4.614.256.564.785.2108.5
0539DDT -opμg/l< 0.003< 0.003< 0.003< 0.003< 0.003< 0.003< 0.003
0551DDE -ppμg/l< 0.001< 0.001< 0.001< 0.001< 0.001< 0.001< 0.001
0555DDT -ppμg/l< 0.002< 0.002< 0.002< 0.002< 0.002< 0.002< 0.002
0559TDE -ppμg/l< 0.002< 0.002< 0.002< 0.002< 0.002< 0.002< 0.002
0575DDT : Sum of componentsμg/l< 0.008< 0.008< 0.008< 0.008< 0.008< 0.008< 0.008
0714Benzo(g,h,i)Peryleneμg/l0.001660.001090.00310.001760.000780.0010.0021
0731Benzo(b)Fluorantheneμg/l0.001380.000580.002480.001490.000780.000570.0015
0733Benzo(k)Fluorantheneμg/l0.000660.000260.001220.000760.000340.000170.00071
0736Fluorantheneμg/l0.006140.002280.00410.004420.00440.00150.0032
0746Indeno(1,2,3-cd)pyreneμg/l0.001720.001250.003220.001830.000850.000590.0024
1049Carbon tetrachloride :- {Tetrachloromethane}μg/l< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1
32681,1,1-Trichloroethaneμg/l< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1
32691,1-Dichloroethaneμg/l< 0.1
32721,2-Dichloroethaneμg/l< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1
3282Bromodichloromethaneμg/l< 0.1
3283Bromoform :- {Tribromomethane}μg/l< 0.1
3290Chlorobenzeneμg/l< 0.1
3292Chlorodibromomethaneμg/l< 0.1
3299Dichloromethane :- {Methylene Dichloride}μg/l< 3< 3< 3< 3< 3< 3< 3
3328Tetrachloroethylene :- {Perchloroethylene}μg/l< 0.1
3334Trichloroethylene :- {Trichloroethene}μg/l< 0.1
3373Chloroform :- {Trichloromethane}μg/l< 0.10.11< 0.1< 0.1< 0.1< 0.1< 0.1
3377Lead : BLM Bioavailableμg/l0.040.050.030.020.030.040.05
3408Zinc, Dissolvedμg/l3.581.86.382.041.3245.9
3409Chromium, Dissolvedμg/l< 0.5< 0.5< 0.5< 0.5< 0.50.70.74
3410Nickel, Dissolvedμg/l1.81.443.352.722.14.54
3781Benzeneμg/l< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1
3783Dibromomethaneμg/l< 0.1
3784Toluene :- {Methylbenzene}μg/l< 0.1
3878Nickel : BLM Bioavailableμg/l0.590.571.011.030.7511
40491,4-Dichlorobenzeneμg/l< 0.1
4117Ethylbenzeneμg/l< 0.1
46212,4,4-TriBromoDiphenylEtherμg/l< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05
4820Manganese : BLM Bioavailableμg/l37.440.619.130.922.21826
4821Copper : BLM Bioavailableμg/l0.030.070.040.030.030.090.04
4822Zinc : BLM Bioavailableμg/l1.560.792.210.870.5261.7
4994GCMS Screen : Target Based multi-residue screening : Semi Quantitativetext1111111
55683-Chlorotoluene :- {3-Chloromethylbenzene}μg/l< 0.1
5732Triphenyl Tin as Cationμg/l< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002
5863Pentachlorobenzeneμg/l< 0.001< 0.001< 0.001< 0.001< 0.001< 0.001< 0.001
6399Benzo(a)Pyreneμg/l0.001310.000570.002280.001750.000660.00070.00046
6450Copper, Dissolvedμg/l0.5151.181.220.6090.763.81.3
6458Manganese, Dissolvedμg/l10162.147.566.7504758
6460Iron, Dissolvedμg/l652380413939770660810
65371,2-Dibromo-3-chloropropaneμg/l< 0.1
6538cis-1,2-Dichloroethylene :- {cis-1,2-Dichloroethene}μg/l< 0.1
6539trans-1,2-Dichloroethylene :- {trans-1,2-Dichloroethene}μg/l< 0.1
65401,2-Dichloropropaneμg/l< 0.1
65411,2,3-Trichloropropaneμg/l< 0.5
65421,3-Dichloropropaneμg/l< 0.1
6543cis-1,3-Dichloropropylene :- {cis-1,3-Dichloropropene}μg/l< 0.1
6544trans-1,3-Dichloropropylene :- {trans-1,3-Dichloropropene}μg/l< 0.1
65472-Chlorotoluene :- {1-Chloro-2-methylbenzene}μg/l< 0.1
65784-Chlorotoluene :- {1-Chloro-4-methylbenzene}μg/l< 0.1
65794-Isopropyltoluene :- {4-methyl-Isopropylbenzene}μg/l< 0.1
6604Bromobenzeneμg/l< 0.1
6605Bromochloromethaneμg/l< 0.1
6619Chromium Hexavalent, Dissolved :- {Cr VI}μg/l< 0.05< 0.05< 0.05< 0.05< 0.05< 0.05< 0.05
6658n-ButylBenzene :- {1-Phenylbutane}μg/l< 0.1
6659n-Propylbenzene :- {1-Phenylpropane}μg/l< 0.1
6690sec-Butylbenzene :- {1-Methylpropylbenzene}μg/l< 0.1
6697tert-Butylbenzene :- {(1,1-Dimethylethyl)benzene}μg/l< 0.1
7574Isopropylbenzene :- {Methylethylbenzene}μg/l< 0.1
8944Tributyl Tin as Cationμg/l< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002
90112,2,4,4,5,5-Hexabromodiphenyl ether :- {PBDE 153}μg/l< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05
90132,2,4,4,5,6-Hexabromodiphenyl ether :- {PBDE 154}μg/l< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05
90152,2,4,4,5-Pentabromodiphenyl ether :- {PBDE 99}μg/l< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05
90172,2,4,4,6-Pentabromodiphenyl ether :- {PBDE 100}μg/l< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05
90192,2,4,4-Tetrabromodiphenyl ether :- {PBDE 47}μg/l< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05
91451,2-Dibromoethaneμg/l< 0.1
91904-Nonylphenol Branchedμg/l< 0.04< 0.04< 0.04< 0.04< 0.04< 0.04< 0.04
94561,2,4-Trimethylbenzeneμg/l< 0.1
94571,2,3-Trimethylbenzeneμg/l< 0.1
94581,3,5-Trimethylbenzene :- {Mesitylene}μg/l< 0.1
96181,2-Dichlorobenzeneμg/l< 0.1
96191,3-Dichlorobenzeneμg/l< 0.5
96841,1-Dichloropropylene :- {1,1-Dichloropropene}μg/l< 0.1
98111,1,2-Trichloroethaneμg/l< 0.5
98361,1-Dichloroethylene :- {1,1-Dichloroethene}μg/l< 0.1
9888Styrene :- {Vinylbenzene}μg/l< 0.1
9901Oxygen, Dissolved, % Saturation%75.391.198.778.580.795.6
9924Oxygen, Dissolved as O2mg/l6.989.7512.58.037.789.64

Samples from 19 May 2016 to 20 Apr 2018

NotationDeterminandUnits19 May
2016
10:06		 3 Aug
2016
17:22		14 Nov
2016
10:10		17 Mar
2017
13:11		 5 Jun
2017
13:54		 1 Sep
2017
11:00		 1 Sep
2017
11:23		11 Dec
2017
15:30		17 Jan
2018
10:04		20 Apr
2018
08:56
0052Lead, Dissolvedμg/l0.670.2910.2680.2520.139< 0.10.6160.340.522
0061pH7.587.668.117.877.467.597.597.457.537.35
0076Temperature of Water°C11.117.47.78.113.913.94.43.612.9
0077Conductivity at 25 Cμs/cm210252232236266247371254263
0106Cadmium, Dissolvedμg/l0.0268< 0.010.01130.0147< 0.01< 0.010.0250.02110.0188
0111Ammoniacal Nitrogen as Nmg/l< 0.030.032< 0.030.040.0630.0610.0660.1520.196
0116Nitrogen, Total Oxidised as Nmg/l0.450.70.730.640.470.732.271.20.74
0117Nitrate as Nmg/l0.4460.6960.7260.6360.4640.6912.261.190.702
0118Nitrite as Nmg/l< 0.004< 0.004< 0.004< 0.0040.00650.03940.01070.01150.038
0119Ammonia un-ionised as Nmg/l< 0.000230.00047< 0.000460.000470.000450.000580.000230.000590.00101
0162Alkalinity to pH 4.5 as CaCO3mg/l514845536160435162
0175Cyanide as CNmg/l< 0.005< 0.005< 0.005< 0.005< 0.005< 0.005< 0.005< 0.005< 0.005
0180Orthophosphate, reactive as Pmg/l0.0280.0380.0180.0250.0550.050.0230.0290.048
0235Magnesium, Dissolvedmg/l3.163.963.443.54.534.333.233.52
0239Calcium, Dissolvedmg/l2325.923.824.926.925.525.126.528
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l13.47.827.828.67.35.5910.28.199.3
0487HCH -alphaμg/l< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005
0491HCH -betaμg/l< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005
0495HCH -deltaμg/l< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005
0499HCH -gamma :- {Lindane}μg/l< 0.0001< 0.00010.00101< 0.0005< 0.0001< 0.0005
0507Dichlorvosμg/l< 4.0e-05< 4.0e-05< 4.0e-05< 0.0002< 4.0e-05< 0.0002
0527Heptachlorμg/l< 4.0e-05< 4.0e-05< 4.0e-05< 0.0002< 4.0e-05< 0.0002
0539DDT -opμg/l< 0.003< 0.003< 0.003< 0.03< 0.003< 0.003< 0.003< 0.003< 0.003
0551DDE -ppμg/l< 0.001< 0.001< 0.001< 0.01< 0.001< 0.001< 0.001< 0.001< 0.001
0555DDT -ppμg/l< 0.002< 0.002< 0.002< 0.02< 0.002< 0.002< 0.002< 0.002< 0.002
0559TDE -ppμg/l< 0.002< 0.002< 0.002< 0.02< 0.002< 0.002< 0.002< 0.002< 0.002
0575DDT : Sum of componentsμg/l< 0.008< 0.008< 0.008< 0.08< 0.008< 0.008< 0.008< 0.008< 0.008
0576Hexachlorobenzeneμg/l< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005
0714Benzo(g,h,i)Peryleneμg/l0.000860.000310.0150.003030.0155
0723Diazinonμg/l< 0.0001< 0.0001< 0.0001< 0.00050.00018< 0.0005
0731Benzo(b)Fluorantheneμg/l0.000770.000310.01010.002150.00879
0733Benzo(k)Fluorantheneμg/l0.000360.000160.004280.001020.00428
0736Fluorantheneμg/l0.002960.002520.00990.004260.0042
0746Indeno(1,2,3-cd)pyreneμg/l0.000940.000340.01430.003170.0162
1049Carbon tetrachloride :- {Tetrachloromethane}μg/l< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1
3009Terbutrynμg/l0.000910.000380.000320.000660.00084< 0.0005
32681,1,1-Trichloroethaneμg/l< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1
32721,2-Dichloroethaneμg/l< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1
3299Dichloromethane :- {Methylene Dichloride}μg/l< 3< 3< 3< 3< 3< 3< 3< 3< 3
3373Chloroform :- {Trichloromethane}μg/l< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1
3377Lead : BLM Bioavailableμg/l0.050.040.030.030.020.010.060.040.06
3401ICP-MS : Metals screen : Semi-quantitative1111
3408Zinc, Dissolvedμg/l7.683.455.545.952.512.487.786.612.6
3409Chromium, Dissolvedμg/l0.882< 0.5< 0.50.56< 0.5< 0.50.6090.6240.524
3410Nickel, Dissolvedμg/l5.42.873.53.732.92.283.643.724.4
3472Dichlorobenzophenoneμg/l< 0.0001< 0.0001< 0.0001< 0.0001< 0.0005
3478Aclonifenμg/l< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005
3781Benzeneμg/l< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1
3878Nickel : BLM Bioavailableμg/l0.970.811.351.110.790.780.780.960.98
46212,4,4-TriBromoDiphenylEtherμg/l< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05
4820Manganese : BLM Bioavailableμg/l3021.240.754.630.521.626.620.424.8
4821Copper : BLM Bioavailableμg/l0.040.030.070.030.020.020.040.040.03
4822Zinc : BLM Bioavailableμg/l1.451.011.51.540.820.951.951.933.52
4994GCMS Screen : Target Based multi-residue screening : Semi Quantitativetext111111111
5157Quinoxyfenμg/l< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005
5732Triphenyl Tin as Cationμg/l< 0.002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002
5863Pentachlorobenzeneμg/l< 0.001< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005< 0.001< 0.001
6399Benzo(a)Pyreneμg/l0.000750.000210.01070.002270.00897
6447Dimethoateμg/l< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005
6450Copper, Dissolvedμg/l1.91.11.570.9430.5480.5321.641.421.28
6458Manganese, Dissolvedμg/l67.540.540.768.287.647.677.950.989.1
6460Iron, Dissolvedμg/l12308786629701360726596516973
6603Bifenoxμg/l< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005
6615Chlorothalonilμg/l< 0.0005< 0.001< 0.001
6619Chromium Hexavalent, Dissolved :- {Cr VI}μg/l< 0.05< 0.05< 0.05< 0.05< 0.05< 0.05< 0.05< 0.05< 0.05
6648Hexachlorobutadieneμg/l< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005
7086Alachlorμg/l< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005
8864cis-Heptachlor epoxideμg/l< 4.0e-05< 4.0e-05< 4.0e-05< 0.0002< 8.0e-05< 0.0002
8865trans-Heptachlor epoxideμg/l< 4.0e-05< 4.0e-05< 4.0e-05< 0.0002< 4.0e-05< 0.0002
8944Tributyl Tin as Cationμg/l< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002
8999Irgarol 1051μg/l< 0.0001< 0.0001< 0.0001< 0.0005< 0.0001< 0.0005
90112,2,4,4,5,5-Hexabromodiphenyl ether :- {PBDE 153}μg/l< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05
90132,2,4,4,5,6-Hexabromodiphenyl ether :- {PBDE 154}μg/l< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05
90152,2,4,4,5-Pentabromodiphenyl ether :- {PBDE 99}μg/l< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05
90172,2,4,4,6-Pentabromodiphenyl ether :- {PBDE 100}μg/l< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05< 6.0e-05
90192,2,4,4-Tetrabromodiphenyl ether :- {PBDE 47}μg/l< 6.0e-05< 6.0e-050.00024< 6.0e-05< 6.0e-05
91904-Nonylphenol Branchedμg/l< 0.04< 0.04< 0.04< 0.04< 0.04< 0.04< 0.04< 0.04< 0.04
9892Pendimethalinμg/l< 0.00050.00384< 0.0005< 0.003< 0.00050.00382
9901Oxygen, Dissolved, % Saturation%93.463104.297.780.480.680.893.581.9
9924Oxygen, Dissolved as O2mg/l10.36.0212.411.58.288.310.512.48.63