Emerging contaminants in groundwater - NERC Open Research ...

OR/11/013
Table 4.7 Most frequently detected pesticides and metabolites in Denmark (Jacobsen et al., 2005)
National programme All data
1 2,6-dichlorobenzamide 2,6-dichlorobenzamide
2 Deethylatrazine Deethyldeisopropylatrazine
3 Deisopropylatrazine Deethylatrazine
4 Atrazine Deisopropylatrazine
5 Bentazone Bentazone
6 MCPP Atrazine
7 Dichlorprop Simazine
8 MCPA Dichlorprop
9 Simazine Ethylenethiurea
10 Hydroxyatrazine MCPP
4.5.3 Norway
Ten years of pesticide monitoring in groundwater in Norway (Haarstad and Ludvigsen, 2007)
detected DDT, dimethoate, azoxystrobin, cyproconazole, fenpropimorph, fluazinam,
metalaxyl, prochloraz, propiconazole, thiabendazole, kresoxim, atrazine, dichlorprop,
glyphosate, isoproturon, clopyralid, linuron, MCPA, MCPP, metamitron, bentazone,
metribuzin, propachlor and terbuthylazine. Metabolites detected were desethyl atrazine, 2,6dichlorobenzamide
and AMPA.
4.5.4 Other studies
Other studies which have looked at pesticide metabolites in groundwaters are summarised in
Table 4.8.
Table 4.8 Summaries of selected studies finding pesticide metabolites in groundwater
Area Pesticides detected Metabolites detected Process Ref
Hesse,
Germany
Rome
province,
Italy
Lincolnshire,
UK
chloridazon desphenyl-chloridazon Parent and
metabolite in STW
effluent, surface
water and
groundwater
bentazone, MCPA,
2,4-D
MCPP (chiral
mixture)
25
Buttiglieri et al.
(2009)
8-hydroxybentazone Survey Laganà et al.
(2002)
4-chloro-2methylphenol
Change in
enantiomeric ratio
during degradation
Williams et al.
(2003)