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

sampling point
Howbery Ditch At Old A423, Benson

Description HOWBERY DITCH AT OLD A423, BENSON
Sampling point ID TH-PTHR0036
Type Freshwater – Rivers
Status open
Location easting northing: 461952 190239
lat lon: 51.607581, -1.106783
Area West Thames
Sub-Area L&W North Wt
Summary 130 samples taken between 2017 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.

52 determinands have been measured at this site
  • 4-nonPhenol
  • Action taken
  • Alky pH 4.5
  • Ammonia(N)
  • B-[a]-pyrene
  • B-[b]-fluora
  • B-[ghi]-pery
  • B-[k]-fluora
  • BOD ATU
  • C - Org Filt
  • Ca Filtered
  • Cd Filtered
  • Chloride Ion
  • Cr- Filtered
  • Cu BLM Bio
  • Cu Filtered
  • Cypermethrin
  • Fe- Filt
  • Fluoranthene
  • Ind123pyrene
  • Mn BLM Bio
  • Mn- Filtered
  • N Oxidised
  • NH3 un-ion
  • Ni BLM Bio
  • Ni- Filtered
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Orthophospht
  • Oxygen Diss
  • PBDE 100
  • PBDE 153
  • PBDE 154
  • PBDE 28
  • PBDE 47
  • PBDE 99
  • PFOS
  • Pb BLM Bio
  • Pb Filtered
  • SI-GQA
  • Sld Sus@105C
  • Temp Water
  • TriBT Cation
  • Triclosan
  • Type of Flow
  • Zn BLM Bio
  • Zn- Filtered
  • pFoctanoate
  • pH
  • pH in-situ
  • ptOctylPheno

Sampling results

Displaying the twenty most recent samples. You can see all 130 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 10 Aug 2016 to 9 Mar 2017

NotationDeterminandUnits10 Aug
2016
15:00		20 Sep
2016
16:05		20 Oct
2016
14:51		10 Nov
2016
14:56		21 Nov
2016
13:04		 9 Dec
2016
16:16		15 Dec
2016
15:29		 5 Jan
2017
16:05		 9 Feb
2017
17:24		 9 Mar
2017
15:28
0052Lead, Dissolvedμg/l< 0.10.1970.2770.160.3970.134< 0.1< 0.10.113
0061pH7.887.97.897.777.667.697.367.737.88
0073Cypermethrinμg/l0.000127.0e-05< 1.0e-05< 8.0e-05< 1.0e-055.0e-050.000140.00019
0106Cadmium, Dissolvedμg/l< 0.010.01520.02120.01490.02750.01280.01530.01340.0192
0239Calcium, Dissolvedmg/l11410711910761.5119120124126
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l6.726.436.846.284.926.756.944.515.88
0714Benzo(g,h,i)Peryleneμg/l0.001640.001190.000570.00052> 0.050.000860.000470.0013
0731Benzo(b)Fluorantheneμg/l0.001480.001440.000970.0009> 0.050.001010.000660.00118
0733Benzo(k)Fluorantheneμg/l0.000650.000450.000380.000430.00030.00054
0736Fluorantheneμg/l0.005620.008910.007910.00631> 0.050.002270.004140.003570.0011
0746Indeno(1,2,3-cd)pyreneμg/l0.001570.001090.000570.00049> 0.050.000430.000870.000480.00112
3377Lead : BLM Bioavailableμg/l0.010.030.040.030.080.020.010.010.02
3408Zinc, Dissolvedμg/l3.876.859.047.7729.35.98.855.178.36
3409Chromium, Dissolvedμg/l< 0.5< 0.5< 0.5< 0.51.34< 0.5< 0.5< 0.5< 0.5
3410Nickel, Dissolvedμg/l2.141.162.232.041.632.323.021.992
3878Nickel : BLM Bioavailableμg/l0.60.340.630.550.460.570.60.620.61
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< 6.0e-056.0e-05
4820Manganese : BLM Bioavailableμg/l2.222.312.261.796.171.540.811.662.22
4821Copper : BLM Bioavailableμg/l0.240.430.460.250.320.260.220.280.43
4822Zinc : BLM Bioavailableμg/l1.232.222.822.6311.81.943.12.12.87
5889Triclosanμg/l0.05290.05990.07040.09780.02590.05950.0811< 0.010.113
6399Benzo(a)Pyreneμg/l0.001620.001180.000760.000580.000760.00048
6450Copper, Dissolvedμg/l5.849.9111.66.326.47.497.254.929.24
6458Manganese, Dissolvedμg/l< 10< 10< 10< 1011.8< 10< 10< 10< 10
6460Iron, Dissolvedμg/l99.588.935987.64613813879.489.3
8944Tributyl Tin as Cationμg/l< 0.0002< 0.0002< 0.0002< 0.00020.00044< 0.0002< 0.0002< 0.00020.00022
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< 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< 6.0e-05< 6.0e-05
90152,2,4,4,5-Pentabromodiphenyl ether :- {PBDE 99}μg/l0.000190.000240.000140.000110.000260.00020.000340.00010.00043
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-058.0e-05< 6.0e-056.0e-05
90192,2,4,4-Tetrabromodiphenyl ether :- {PBDE 47}μg/l0.000210.000220.000160.00012< 6.0e-050.000170.00039.0e-050.00034
91904-Nonylphenol Branchedμg/l< 0.04< 0.04< 0.04< 0.04< 0.04< 0.04< 0.04< 0.04< 0.04
9274Perfluorooctanoate anionμg/l0.003270.00410.003170.003890.002960.003260.003390.004050.00351
9276Perfluorooctylsulphonate anionμg/l0.01180.01850.006420.008350.0190.008970.007840.0160.0107

Samples from 10 Sep 2015 to 4 Jul 2016

NotationDeterminandUnits10 Sep
2015
23:48		 7 Oct
2015
11:21		 3 Nov
2015
14:46		23 Nov
2015
13:24		11 Jan
2016
11:54		 5 Feb
2016
14:42		 4 Mar
2016
17:08		12 May
2016
14:35		13 Jun
2016
15:58		 4 Jul
2016
17:08
0052Lead, Dissolvedμg/l0.1060.165< 0.1
0061pH7.677.947.9
0073Cypermethrinμg/l0.000128.0e-059.0e-05
0106Cadmium, Dissolvedμg/l0.01530.01410.0114
0239Calcium, Dissolvedmg/l113120119
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l4.796.086.19
0714Benzo(g,h,i)Peryleneμg/l> 0.0020.004210.000760.00067
0731Benzo(b)Fluorantheneμg/l> 0.0020.003250.000830.00083
0733Benzo(k)Fluorantheneμg/l0.001140.00180.000370.00038
0736Fluorantheneμg/l> 0.0020.009260.003830.00533
0746Indeno(1,2,3-cd)pyreneμg/l> 0.0020.004670.000820.00064
3377Lead : BLM Bioavailableμg/l0.020.030.01
3408Zinc, Dissolvedμg/l4.784.774.49
3409Chromium, Dissolvedμg/l< 0.5< 0.5< 0.5
3410Nickel, Dissolvedμg/l1.811.582.25
3878Nickel : BLM Bioavailableμg/l0.520.50.68
46212,4,4-TriBromoDiphenylEtherμg/l< 6.0e-05< 6.0e-05< 6.0e-05
4820Manganese : BLM Bioavailableμg/l1.482.492.31
4821Copper : BLM Bioavailableμg/l0.250.380.29
4822Zinc : BLM Bioavailableμg/l1.911.591.49
5889Triclosanμg/l0.07740.09170.05740.07580.05140.09140.0910.1090.09150.0782
6399Benzo(a)Pyreneμg/l> 0.0020.003770.000620.00058
6450Copper, Dissolvedμg/l4.937.966.48
6458Manganese, Dissolvedμg/l< 10< 10< 10
6460Iron, Dissolvedμg/l70.390.389.7
8944Tributyl Tin as Cationμg/l< 0.0002< 0.0002< 0.00020.00028< 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
90132,2,4,4,5,6-Hexabromodiphenyl ether :- {PBDE 154}μg/l< 6.0e-05< 6.0e-05< 6.0e-05
90152,2,4,4,5-Pentabromodiphenyl ether :- {PBDE 99}μg/l< 6.0e-050.000220.00023
90172,2,4,4,6-Pentabromodiphenyl ether :- {PBDE 100}μg/l< 6.0e-05< 6.0e-056.0e-05
90192,2,4,4-Tetrabromodiphenyl ether :- {PBDE 47}μg/l0.000440.000130.0002
91904-Nonylphenol Branchedμg/l< 0.04< 0.04< 0.04
9274Perfluorooctanoate anionμg/l0.003670.00333
9276Perfluorooctylsulphonate anionμg/l0.01510.01320.012