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sampling point
Mole Hatchford Near Leatherhead

Description RSN0505 MOLE HATCHFORD NEAR LEATHERHEAD
Sampling point ID TH-RSN0505
Type Freshwater – Rivers
Status open
Location easting northing: 509741 158682
lat lon: 51.316669, -0.426699
Area Kent And South London
Sub-Area L&W Thames And South London Ksl
Summary 14 samples taken between 2023 and 2021

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.

120 determinands have been measured at this site
  • 17alpha EE2
  • 17beta E2
  • 2,3,6-TBA
  • 2,4-D
  • 2,4-DB
  • 245-T
  • 2Phenoxyprop
  • 4-CAA
  • 4-nonPhenol
  • 4Phenoxbutyr
  • Acrb-slphn
  • Acrb-slphx
  • Al- Filtered
  • Aldicarb
  • Alky pH 4.5
  • Aminomethylp
  • Ammonia(N)
  • Asulam
  • Azoxystrobin
  • B - Filtered
  • B-[a]-pyrene
  • B-[b]-fluora
  • B-[ghi]-pery
  • B-[k]-fluora
  • Ba- Filtered
  • Benazolin
  • Bentazone
  • Bromoxynil
  • C - Org Filt
  • Ca Filtered
  • Carbaryl
  • Carbendazim
  • Carbetamide
  • Carbofuran
  • Cd Filtered
  • Chloridazon
  • Chloride Ion
  • Chloroxuran
  • Chlortoluron
  • Clopyralid
  • Cond @ 25C
  • Cr- Filtered
  • Cu BLM Bio
  • Cu Filtered
  • Cypermeth ID
  • Cypermethrin
  • DEHP
  • Dicamba
  • Dichlorprop
  • Diflurobnzrn
  • Diuron
  • Ethiofencarb
  • Ethirimol
  • Fe- Filt
  • Fenoprop
  • Fenuron
  • Fluoranthene
  • Fluoroxypyr
  • Glyphosate
  • Hardness
  • Hdnss Ca
  • Imazapyr
  • Ind123pyrene
  • Ioxynil
  • Isoproturon
  • K- Filtered
  • Linuron
  • Lithium Filt
  • MCPA
  • MCPB
  • MR Screen
  • Mecoprop
  • Methabnzthzn
  • Methiocarb
  • Methomyl
  • Metoxuron
  • MetsulfrnMyl
  • Mg Filtered
  • Mn BLM Bio
  • Mn- Filtered
  • Monolinuron
  • Monuron
  • N Oxidised
  • NH3 un-ion
  • Na- Filtered
  • Neburon
  • Ni BLM Bio
  • Ni- Filtered
  • Nitrate-N
  • Nitrite-N
  • Nitrogen - N
  • O Diss %sat
  • OestroneE1
  • Orthophospht
  • Oxamyl
  • Oxygen Diss
  • PFOS
  • Pb BLM Bio
  • Pb Filtered
  • Permethrn-Tr
  • Permethrn-cs
  • PhenoxytcAcd
  • Phosphorus-P
  • Pichloram
  • Propoxur
  • SO4dis
  • SiO2 Rv
  • StrontumFilt
  • Sulcotrione
  • Temp Water
  • TriBT Cation
  • TriPT Cation
  • Triclopyr
  • Triclosan
  • Zn BLM Bio
  • Zn- Filtered
  • p-C-o-Cresol
  • pFoctanoate
  • pH
  • ptOctylPheno

Sampling results

Samples from 9 Jul 2021 to 17 Nov 2023

NotationDeterminandUnits 9 Jul
2021
08:37		10 Aug
2021
13:44		27 Oct
2021
12:03		 5 Nov
2021
10:58		 7 Dec
2021
08:49		 5 Apr
2023
09:14		28 Jul
2023
12:42		 3 Aug
2023
10:57		19 Oct
2023
12:48		17 Nov
2023
13:33
0052Lead, Dissolvedμg/l0.220.280.140.170.13
0061pH8.047.87.737.818.047.88.087.877.757.55
0073Cypermethrinμg/l< 1.0e-05< 1.0e-05< 1.0e-05< 1.0e-052.0e-05
0076Temperature of Water°C16.118.312.98.76.58.817.316.413.79.4
0077Conductivity at 25 Cμs/cm468397539507709505597656552411
0106Cadmium, Dissolvedμg/l0.0210.0220.0160.0140.024
0111Ammoniacal Nitrogen as Nmg/l0.050.076< 0.03< 0.03< 0.03< 0.03< 0.030.0390.062
0116Nitrogen, Total Oxidised as Nmg/l5.96.38.17.2126.211148.8
0117Nitrate as Nmg/l5.856.258.097.18126.1811148.67
0118Nitrite as Nmg/l0.0480.0460.0150.0220.040.0230.0150.0370.13
0119Ammonia un-ionised as Nmg/l0.001420.00162< 0.00037< 0.00032< 0.00042< 0.00032< 0.000930.000850.00084
0158Hardness, Total as CaCO3mg/l163137200189203
0162Alkalinity to pH 4.5 as CaCO3mg/l11094130130130140140140130
0163Hardness, Calciummg/l145120180170180
0172Chloridemg/l3529383570
0180Orthophosphate, reactive as Pmg/l0.290.220.180.20.320.140.340.350.31
0182Silica, reactive as SiO2mg/l1111121211
0205Sodium, Dissolvedmg/l2624302653
0209Potassium, Dissolvedmg/l6.66.86.96.48.8
0235Magnesium, Dissolvedmg/l4.44.14.94.75.6
0239Calcium, Dissolvedmg/l5848726872
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l7.59.56.16.85.9
0348Phosphorus, Total as Pmg/l0.370.350.220.230.36
0714Benzo(g,h,i)Peryleneμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
0731Benzo(b)Fluorantheneμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
0733Benzo(k)Fluorantheneμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
0736Fluorantheneμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
0746Indeno(1,2,3-cd)pyreneμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
3004Asulamμg/l< 0.02< 0.02< 0.02< 0.02< 0.02
3007Glyphosateμg/l0.21< 0.3< 0.10.110.12
3086Carbofuranμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
3117Isoproturonμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
3118Linuronμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
3130Metoxuronμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
33414-Chloro-2-methylphenol :- {p-Chloro-o-cresol}μg/l< 0.05< 0.05< 0.05< 0.05< 0.05
3377Lead : BLM Bioavailableμg/l0.030.030.020.030.02
3399Chloroxuronμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
3400Monuronμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
3408Zinc, Dissolvedμg/l4.14.23.23.56.2
3409Chromium, Dissolvedμg/l< 0.5< 0.5< 0.5< 0.5< 0.5
3410Nickel, Dissolvedμg/l3.23.83.334.5
3475Carbendazimμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
35452,4-D :- {2,4-Dichlorophenoxyacetic acid}μg/l0.011< 0.0050.0062< 0.0050.0073
35462,4,5-T :- {2,4,5-Trichlorophenoxyacetic acid}μg/l< 0.005< 0.005< 0.005< 0.005< 0.005
35474-Chlorophenoxyacetic acidμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
3548MCPA :- {4-Chloro-2-methylphenoxyacetic acid}μg/l0.011< 0.005< 0.005< 0.0050.0075
3549Mecopropμg/l0.02< 0.0050.0110.00690.013
3550Dicambaμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
3551Dichlorprop :- {2,4-DP}μg/l< 0.005< 0.005< 0.005< 0.005< 0.005
3552Fenopropμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
3555Triclopyrμg/l0.025< 0.005< 0.005< 0.005< 0.005
3790MCPB :- {4-Chloro-2-methylphenoxybutyric acid}μg/l< 0.005< 0.005< 0.005< 0.005< 0.005
37912,4-DB :- {4-(2,4-dichlorophenoxy)butyric acid}μg/l< 0.005< 0.005< 0.005< 0.005< 0.005
3792Benazolinμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
3811Diuronμg/l0.011< 0.01< 0.01< 0.01< 0.01
3878Nickel : BLM Bioavailableμg/l1.10.980.90.861.5
3925Monolinuronμg/l< 0.01
4064Fluroxypyrμg/l0.028< 0.005< 0.005< 0.005< 0.005
4065Bentazoneμg/l< 0.0030.0049< 0.003< 0.003< 0.003
4201Lithium, Dissolvedμg/l< 100< 100< 100< 100< 100
4820Manganese : BLM Bioavailableμg/l13149.1249.7
4821Copper : BLM Bioavailableμg/l0.170.120.120.110.13
4822Zinc : BLM Bioavailableμg/l1.211.11.12.1
4994GCMS Screen : Target Based multi-residue screening : Semi Quantitativetext11111
5042Sulcotrioneμg/l< 0.1< 0.1< 0.1< 0.1< 0.1
5047Ethirimolμg/l< 0.05< 0.05< 0.05< 0.05< 0.05
5050Azoxystrobinμg/l< 0.02< 0.02< 0.02< 0.02< 0.02
5446Cypermethrin Identificationtext11111
5732Triphenyl Tin as Cationμg/l< 0.0002< 0.0002< 0.0002< 0.0002
5889Triclosanμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
6037Aluminium, Dissolvedμg/l1826172421
6399Benzo(a)Pyreneμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
6449Bromoxynilμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
6450Copper, Dissolvedμg/l3.94.52.92.82.3
6458Manganese, Dissolvedμg/l1320242816
6460Iron, Dissolvedμg/l1201708813067
6620Clopyralidμg/l0.022< 0.0050.0055< 0.005< 0.005
6671Phenoxyacetic acid :- {PAA}μg/l0.053< 0.010.0310.030.063
66724-Phenoxybutyric acid :- {PBA}μg/l< 0.005< 0.005< 0.005< 0.005< 0.005
66732-Phenoxypropionic acid :- {PPA}μg/l0.0061< 0.005< 0.0050.00750.0073
6693Strontium, Filteredμg/l220180250240270
6724Di(2-ethylhexyl) phthalate :- {DEHP}μg/l< 0.2< 0.2< 0.2< 0.2< 0.2
6760Chloridazonμg/l< 0.01< 0.01< 0.01< 0.02< 0.05
6955Ethiofencarbμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
6971Methiocarbμg/l< 0.001< 0.001< 0.001< 0.001< 0.001
6972Methomylμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
6980Oxamylμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
6987Propoxurμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
7025Imazapyrμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
7053Methabenzthiazuronμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
7125Aminomethylphosphonic acidμg/l0.630.610.340.30.42
77262,3,6-TBA :- {2,3,6-Trichlorobenzoic acid}μg/l< 0.02< 0.02< 0.02< 0.02< 0.02
7859Sulphate, Dissolved as SO4mg/l4038524659
8806Aldicarb sulfoxideμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
8807Aldoxycarb :- {Aldicarb Sulfone}μg/l< 0.005< 0.005< 0.005< 0.005< 0.005
8944Tributyl Tin as Cationμg/l< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002
9068Ioxynilμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
9073Carbetamideμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
91904-Nonylphenol Branchedμg/l< 0.04< 0.04< 0.04< 0.04< 0.04
92674-tert-Octylphenol :- {p-tert-Octylphenol}μg/l< 0.01< 0.01< 0.01< 0.01< 0.01
9274Perfluorooctanoate anionμg/l0.0060.00560.00480.00420.0039
9276Perfluorooctylsulphonate anionμg/l0.0120.0120.00830.0080.0059
9339Fenuronμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
9341cis-Permethrinμg/l< 0.0001< 0.0001< 0.0001< 0.0001< 0.0001
9342trans-Permethrinμg/l< 0.0001< 0.0001< 0.0001< 0.0001< 0.0001
9343Carbarylμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
9344Aldicarbμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
9345Diflurobenzuronμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
9348Chlorotoluronμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
9446Barium, Dissolvedμg/l1819242322
9447Boron, Dissolvedμg/l< 100< 100< 100< 100< 100
9686Nitrogen, Total as Nmg/l6.778.57.512
9756Neburonμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
9861Metsulfuron-methylμg/l< 0.01< 0.01< 0.01< 0.01< 0.01
9883Picloramμg/l< 0.005< 0.005< 0.005< 0.005< 0.005
9889Oestrone :- {E1}ng/l1.10.770.460.511.4
989817beta oestradiol :- {E2}ng/l0.0520.0820.0480.0370.17
989917alpha ethynyloestradiol :- {EE2}ng/l< 0.030.380.290.380.21
9901Oxygen, Dissolved, % Saturation%84.784.99291.683.597.893.991.286.495.2
9924Oxygen, Dissolved as O2mg/l8.327.979.6910.610.211.398.98.9410.9

Samples from 18 Feb 2021 to 10 Jun 2021

NotationDeterminandUnits18 Feb
2021
13:17		21 Apr
2021
11:42		13 May
2021
09:12		10 Jun
2021
08:44
0052Lead, Dissolvedμg/l0.23< 0.10.10.2
0061pH7.948.128.177.92
0073Cypermethrinμg/l< 1.0e-05< 1.0e-05< 1.0e-05< 1.0e-05
0076Temperature of Water°C7.911.713.117.2
0077Conductivity at 25 Cμs/cm498683635539
0106Cadmium, Dissolvedμg/l0.0280.0220.0230.024
0111Ammoniacal Nitrogen as Nmg/l0.083< 0.030.080.032
0116Nitrogen, Total Oxidised as Nmg/l5.4141010
0117Nitrate as Nmg/l5.3513.99.949.97
0118Nitrite as Nmg/l0.0520.0510.0620.031
0119Ammonia un-ionised as Nmg/l0.00113< 0.000620.001830.00082
0158Hardness, Total as CaCO3mg/l162259214208
0162Alkalinity to pH 4.5 as CaCO3mg/l110170150150
0163Hardness, Calciummg/l145240195190
0172Chloridemg/l48505149
0180Orthophosphate, reactive as Pmg/l0.130.310.320.39
0182Silica, reactive as SiO2mg/l9.52.69.211
0205Sodium, Dissolvedmg/l31393838
0209Potassium, Dissolvedmg/l5.39.28.57.8
0235Magnesium, Dissolvedmg/l4.24.74.64.5
0239Calcium, Dissolvedmg/l58967876
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l6.34.64.84.8
0348Phosphorus, Total as Pmg/l0.210.360.370.44
0714Benzo(g,h,i)Peryleneμg/l< 0.01< 0.01< 0.01< 0.01
0731Benzo(b)Fluorantheneμg/l< 0.01< 0.01< 0.01< 0.01
0733Benzo(k)Fluorantheneμg/l< 0.01< 0.01< 0.01< 0.01
0736Fluorantheneμg/l< 0.01< 0.01< 0.01< 0.01
0746Indeno(1,2,3-cd)pyreneμg/l< 0.01< 0.01< 0.01< 0.01
3004Asulamμg/l< 0.02< 0.02< 0.02< 0.02
3007Glyphosateμg/l< 0.10.160.290.13
3086Carbofuranμg/l< 0.005< 0.005< 0.005< 0.005
3117Isoproturonμg/l< 0.01< 0.01< 0.01< 0.01
3118Linuronμg/l< 0.01< 0.01< 0.01< 0.01
3130Metoxuronμg/l< 0.01< 0.01< 0.01< 0.01
33414-Chloro-2-methylphenol :- {p-Chloro-o-cresol}μg/l< 0.05< 0.05< 0.05< 0.05
3377Lead : BLM Bioavailableμg/l0.040.010.020.04
3399Chloroxuronμg/l< 0.01< 0.01< 0.01< 0.01
3400Monuronμg/l< 0.01< 0.01< 0.01< 0.01
3408Zinc, Dissolvedμg/l124.94.44
3409Chromium, Dissolvedμg/l< 0.5< 0.5< 0.5< 0.5
3410Nickel, Dissolvedμg/l3.13.93.53.5
3475Carbendazimμg/l< 0.01< 0.01< 0.01< 0.01
35452,4-D :- {2,4-Dichlorophenoxyacetic acid}μg/l0.0059< 0.0050.010.081
35462,4,5-T :- {2,4,5-Trichlorophenoxyacetic acid}μg/l< 0.005< 0.005< 0.005< 0.005
35474-Chlorophenoxyacetic acidμg/l< 0.005< 0.005< 0.005< 0.005
3548MCPA :- {4-Chloro-2-methylphenoxyacetic acid}μg/l< 0.005< 0.0050.0220.0074
3549Mecopropμg/l0.00580.00840.0150.05
3550Dicambaμg/l< 0.01< 0.01< 0.01< 0.01
3551Dichlorprop :- {2,4-DP}μg/l< 0.005< 0.005< 0.005< 0.005
3552Fenopropμg/l< 0.005< 0.005< 0.005< 0.005
3555Triclopyrμg/l< 0.005< 0.0050.0110.03
3790MCPB :- {4-Chloro-2-methylphenoxybutyric acid}μg/l< 0.005< 0.005< 0.005< 0.005
37912,4-DB :- {4-(2,4-dichlorophenoxy)butyric acid}μg/l< 0.005< 0.005< 0.005< 0.005
3792Benazolinμg/l< 0.005< 0.005< 0.005< 0.005
3811Diuronμg/l< 0.01< 0.01< 0.01< 0.01
3878Nickel : BLM Bioavailableμg/l11.71.51.2
3925Monolinuronμg/l< 0.01< 0.01< 0.01< 0.01
4064Fluroxypyrμg/l< 0.005< 0.0050.00510.0052
4065Bentazoneμg/l< 0.003< 0.003< 0.003< 0.003
4201Lithium, Dissolvedμg/l< 100< 100< 100< 100
4820Manganese : BLM Bioavailableμg/l168.5127.7
4821Copper : BLM Bioavailableμg/l0.150.210.230.17
4822Zinc : BLM Bioavailableμg/l3.91.91.71.6
4994GCMS Screen : Target Based multi-residue screening : Semi Quantitativetext1111
5042Sulcotrioneμg/l< 0.1< 0.1< 0.1< 0.1
5047Ethirimolμg/l< 0.05< 0.05< 0.05< 0.05
5050Azoxystrobinμg/l< 0.02< 0.02< 0.02< 0.02
5446Cypermethrin Identificationtext1111
5732Triphenyl Tin as Cationμg/l< 0.0002< 0.0002< 0.0002
5889Triclosanμg/l< 0.01< 0.01< 0.01< 0.01
6037Aluminium, Dissolvedμg/l28< 10< 1027
6399Benzo(a)Pyreneμg/l< 0.01< 0.01< 0.01< 0.01
6449Bromoxynilμg/l< 0.005< 0.005< 0.005< 0.005
6450Copper, Dissolvedμg/l3.32.52.72.7
6458Manganese, Dissolvedμg/l17121516
6460Iron, Dissolvedμg/l160373578
6620Clopyralidμg/l< 0.005< 0.005< 0.005< 0.005
6671Phenoxyacetic acid :- {PAA}μg/l0.0690.0120.014< 0.01
66724-Phenoxybutyric acid :- {PBA}μg/l< 0.005< 0.005< 0.005< 0.005
66732-Phenoxypropionic acid :- {PPA}μg/l0.0170.01< 0.005< 0.005
6693Strontium, Filteredμg/l210330280270
6724Di(2-ethylhexyl) phthalate :- {DEHP}μg/l< 0.2< 0.2< 0.2< 0.2
6760Chloridazonμg/l< 0.01< 0.01< 0.01< 0.01
6955Ethiofencarbμg/l< 0.005< 0.005< 0.005< 0.005
6971Methiocarbμg/l< 0.001< 0.001< 0.001< 0.001
6972Methomylμg/l< 0.005< 0.005< 0.005< 0.005
6980Oxamylμg/l< 0.005< 0.005< 0.005< 0.005
6987Propoxurμg/l< 0.005< 0.005< 0.005< 0.005
7025Imazapyrμg/l< 0.005< 0.005< 0.005< 0.005
7053Methabenzthiazuronμg/l< 0.01< 0.01< 0.01< 0.01
7125Aminomethylphosphonic acidμg/l0.190.450.790.65
77262,3,6-TBA :- {2,3,6-Trichlorobenzoic acid}μg/l< 0.02< 0.02< 0.02< 0.02
7859Sulphate, Dissolved as SO4mg/l37535150
8806Aldicarb sulfoxideμg/l< 0.005< 0.005< 0.005< 0.005
8807Aldoxycarb :- {Aldicarb Sulfone}μg/l< 0.005< 0.005< 0.005< 0.005
8944Tributyl Tin as Cationμg/l0.00042< 0.0002< 0.0002
9068Ioxynilμg/l< 0.005< 0.005< 0.005< 0.005
9073Carbetamideμg/l< 0.01< 0.01< 0.01< 0.01
91904-Nonylphenol Branchedμg/l< 0.04< 0.04< 0.04< 0.04
92674-tert-Octylphenol :- {p-tert-Octylphenol}μg/l< 0.01< 0.01< 0.01< 0.01
9274Perfluorooctanoate anionμg/l0.00430.00460.00540.0054
9276Perfluorooctylsulphonate anionμg/l0.0060.00970.0110.011
9339Fenuronμg/l< 0.01< 0.01< 0.01< 0.01
9341cis-Permethrinμg/l< 0.0002< 0.0001< 0.0001
9342trans-Permethrinμg/l0.00012< 0.0001< 0.0001< 0.0001
9343Carbarylμg/l< 0.01< 0.01< 0.01< 0.01
9344Aldicarbμg/l< 0.005< 0.005< 0.005< 0.005
9345Diflurobenzuronμg/l< 0.01< 0.01< 0.01< 0.01
9348Chlorotoluronμg/l< 0.01< 0.01< 0.01< 0.01
9446Barium, Dissolvedμg/l21242221
9447Boron, Dissolvedμg/l< 100< 100< 100< 100
9686Nitrogen, Total as Nmg/l5.814119.9
9756Neburonμg/l< 0.01< 0.01< 0.01< 0.01
9861Metsulfuron-methylμg/l< 0.01< 0.01< 0.01< 0.01
9883Picloramμg/l< 0.005< 0.005< 0.005< 0.005
9889Oestrone :- {E1}ng/l1.31.110.88
989817beta oestradiol :- {E2}ng/l0.190.160.140.13
989917alpha ethynyloestradiol :- {EE2}ng/l< 0.03< 0.03< 0.030.22
9901Oxygen, Dissolved, % Saturation%95.311997.886.9
9924Oxygen, Dissolved as O2mg/l11.312.910.38.34