Moyennes annuelles par paramètre | Valeur seuil | Année(s) | ||||||||||
2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2016-2020 | ||
Nitrates (mg(NO3)/L) | 50 | 23 | - | - | - | - | 24.6 | - | - | - | - | - |
Somme des pesticides totaux (?g/L) | 0.5 | 0.119 | - | - | - | 0.146 | - | - | - | - | 0.204 | - |
- Atrazine desethyl (?g/L) | 0.9 | 0.05 | - | - | - | 0.045 | 0.047 | 0.066 | 0.052 | 0.0235 | 0.023 | - |
- 2-hydroxy atrazine (?g/L) | 0.9 | - | - | - | - | - | 0.02 | 0.0167 | 0.015 | <0.02 | 0.022 | - |
- Atrazine (?g/L) | 0.9 | 0.02 | - | - | - | <0.02 | 0.0103 | <0.02 | <0.02 | 0.0068 | <0.005 | - |
- Nicosulfuron (?g/L) | 0.9 | 0.04 | - | - | - | <0.02 | 0.007 | - | - | - | <0.005 | - |
- Atrazine deisopropyl desethyl (?g/L) | 0.9 | - | - | - | - | - | 0.28 | - | - | - | 0.079 | - |
- Simazine (?g/L) | 0.9 | 0.002 | - | - | - | <0.02 | <0.02 | <0.02 | <0.02 | <0.005 | <0.005 | - |
- Atrazine deisopropyl (?g/L) | 0.9 | 0.005 | - | - | - | <0.05 | <0.05 | <0.02 | <0.02 | <0.02 | <0.02 | - |
- Bentazone (?g/L) | 0.9 | 0.002 | - | - | - | <0.03 | <0.002 | - | - | - | <0.02 | - |
- Metsulfuron methyle (?g/L) | 0.9 | - | - | - | - | 0.064 | <0.002 | - | - | - | <0.02 | - |
- Dimethenamide (?g/L) | 0.9 | - | - | - | - | 0.11 | <0.002 | - | - | - | <0.005 | - |
- Metolachlore total (?g/L) | 0.9 | - | - | - | - | 0.049 | <0.005 | - | - | - | <0.005 | - |
- Terbuthylazine desethyl (?g/L), Terbuthylazine (?g/L) | 0.9 | <0.001 | - | - | - | <0.02 | <0.02 | <0.02 | <0.02 | <0.005 | <0.005 | - |
- Propazine (?g/L) | 0.9 | <0.001 | - | - | - | <0.02 | <0.02 | <0.02 | <0.02 | <0.02 | <0.02 | - |
- Metribuzine (?g/L), Metamitrone (?g/L), Cyanazine (?g/L) | 0.9 | - | - | - | - | <0.02 | <0.02 | <0.02 | <0.02 | <0.005 | <0.005 | - |
- 2,6-Dichlorobenzamide (?g/L) | 0.9 | <0.005 | - | - | - | <0.05 | <0.002 | - | - | - | <0.005 | - |
- AMPA (?g/L), Glyphosate (?g/L) | 0.9 | <0.1 | - | - | - | <0.05 | <0.02 | - | - | - | <0.05 | - |
- Metalaxyl (?g/L), Sulcotrione (?g/L) | 0.9 | <0.001 | - | - | - | <0.05 | <0.002 | - | - | - | <0.02 | - |
- Tebuconazole (?g/L), Tebutame (?g/L), Linuron (?g/L) | 0.9 | <0.001 | - | - | - | <0.02 | <0.005 | - | - | - | <0.005 | - |
- Bromacil (?g/L), Flusilazole (?g/L), Alachlore (?g/L) | 0.9 | <0.005 | - | - | - | <0.02 | <0.002 | - | - | - | <0.005 | - |
- Oxadiazon (?g/L) | 0.9 | <0.02 | - | - | - | <0.02 | <0.005 | - | - | - | <0.005 | - |
- Oxadixyl (?g/L), Isoproturon (?g/L), Diuron (?g/L), Chlortoluron (?g/L) | 0.9 | <0.001 | - | - | - | <0.02 | <0.002 | - | - | - | <0.005 | - |
- Dicamba (?g/L) | 0.9 | <0.005 | - | - | - | <0.03 | <0.1 | - | - | - | <0.03 | - |
- Lenacile (?g/L) | 0.9 | <0.005 | - | - | - | <0.02 | <0.005 | - | - | - | <0.005 | - |
- 2,4-MCPA (?g/L) | 0.9 | <0.001 | - | - | - | <0.03 | <0.002 | - | - | - | <0.005 | - |
- Hexachlorocyclohexane gamma (?g/L) | 0.9 | <0.001 | - | - | - | <0.005 | <0.001 | - | - | - | <0.005 | - |
- Deltamethrine (?g/L) | 0.9 | <0.08 | - | - | - | <0.02 | <0.02 | - | - | - | <0.005 | - |
- 2,4-D (?g/L) | 0.9 | <0.001 | - | - | - | <0.03 | <0.002 | - | - | - | <0.02 | - |
- Chlormequat (?g/L) | 0.9 | - | - | - | - | <0.05 | <0.02 | - | - | - | <0.02 | - |
- Boscalid (?g/L), AZOXYSTROBINE (?g/L), Acetochlore (?g/L), Diflufenicanil (?g/L), Metazachlore (?g/L), Dimethomorphe (?g/L), Chloridazone (?g/L) | 0.9 | - | - | - | - | <0.02 | <0.002 | - | - | - | <0.005 | - |
- Prosulfuron (?g/L) | 0.9 | - | - | - | - | <0.05 | <0.002 | - | - | - | <0.005 | - |
- Mesotrione (?g/L) | 0.9 | - | - | - | - | <0.05 | <0.01 | - | - | - | <0.02 | - |
- Anthraquinone (?g/L) | 0.9 | <0.08 | - | - | - | - | <0.01 | - | - | - | <0.005 | - |
- fosetyl-aluminium (?g/L) | 0.9 | - | - | - | - | <0.05 | <0.1 | - | - | - | <0.02 | - |
- TEFLUTHRINE (?g/L) | 0.9 | <0.02 | - | - | - | <0.02 | - | - | - | - | <0.005 | - |
- Thiafluamide (?g/L) | 0.9 | - | - | - | - | <0.02 | <0.02 | - | - | - | <0.005 | - |
- Difenoconazole (?g/L), Ethofumesate (?g/L), Dimethoate (?g/L), Cymoxanil (?g/L) | 0.9 | - | - | - | - | <0.02 | <0.005 | - | - | - | <0.005 | - |
- Oxamyl (?g/L) | 0.9 | <0.005 | - | - | - | <0.02 | - | - | - | - | <0.02 | - |
- Fluroxypyr (?g/L) | 0.9 | - | - | - | - | <0.03 | <0.1 | - | - | - | <0.02 | - |
- Fenpropidine (?g/L) | 0.9 | <0.001 | - | - | - | <0.02 | - | - | - | - | <0.01 | - |
- Aclonifene (?g/L) | 0.9 | - | - | - | - | <0.02 | <0.015 | - | - | - | <0.005 | - |
- Dichlobenil (?g/L) | 0.9 | <0.02 | - | - | - | - | <0.02 | - | - | - | <0.005 | - |
- Oryzalin (?g/L) | 0.9 | - | - | - | - | <0.05 | <0.005 | - | - | - | <0.02 | - |
- Glufosinate (?g/L) | 0.9 | - | - | - | - | <0.05 | <0.02 | - | - | - | <0.05 | - |
- Cyprodinil (?g/L) | 0.9 | <0.01 | - | - | - | <0.02 | - | - | - | - | <0.005 | - |
- Triclopyr (?g/L) | 0.9 | - | - | - | - | <0.03 | <0.005 | - | - | - | <0.02 | - |
- Mecoprop (?g/L) | 0.9 | - | - | - | - | <0.03 | <0.002 | - | - | - | <0.005 | - |
- Hexachlorocyclohexane delta (?g/L), Hexachlorocyclohexane beta (?g/L) | 0.9 | - | - | - | - | <0.005 | <0.001 | - | - | - | <0.005 | - |
- Hexachlorocyclohexane alpha (?g/L) | 0.9 | - | - | - | - | <0.005 | <0.005 | - | - | - | <0.005 | - |
- Folpel (?g/L) | 0.9 | - | - | - | - | <0.02 | <0.05 | - | - | - | <0.01 | - |
- Fenpropimorphe (?g/L) | 0.9 | <0.001 | - | - | - | <0.02 | - | - | - | - | <0.005 | - |
- Dichlorprop (?g/L) | 0.9 | - | - | - | - | <0.03 | <0.002 | - | - | - | <0.02 | - |
- Cypermethrine (?g/L) | 0.9 | - | - | - | - | <0.05 | <0.02 | - | - | - | <0.005 | - |
- Carbofuran (?g/L) | 0.9 | <0.001 | - | - | - | <0.02 | <0.002 | - | - | - | - | - |
- Carbendazime (?g/L) | 0.9 | <0.005 | - | - | - | <0.02 | - | - | - | - | <0.005 | - |
- Aminotriazole (?g/L) | 0.9 | - | - | - | - | <0.05 | <0.02 | - | - | - | <0.03 | - |
- Lambda-cyhalothrine (?g/L) | 0.9 | <0.04 | - | - | - | <0.02 | - | - | - | - | <0.005 | - |
- Chlorpyriphos-ethyl (?g/L) | 0.9 | - | - | - | - | <0.01 | <0.005 | - | - | - | <0.005 | - |
- Ethylenethiouree (?g/L) | 0.9 | - | - | - | - | <0.05 | - | - | - | - | <0.1 | - |
- Triticonazole (?g/L) | 0.9 | - | - | - | - | - | <0.002 | - | - | - | <0.02 | - |
- Chlorure de choline (?g/L) | 0.9 | - | - | - | - | <0.05 | - | - | - | - | <0.46 | - |
- Dichlormide (?g/L) | 0.9 | - | - | - | - | - | <0.03 | - | - | - | <0.01 | - |
- Florasulam (?g/L) | 0.9 | - | - | - | - | <0.05 | <0.002 | - | - | - | - | - |
- Spiroxamine (?g/L), Isoxaflutole (?g/L), Bifenox (?g/L) | 0.9 | - | - | - | - | <0.05 | - | - | - | - | <0.005 | - |
- Pyraclostrobine (?g/L), Flumioxazine (?g/L), Fludioxonil (?g/L), Metconazole (?g/L), Epoxiconazole (?g/L), Cyproconazole (?g/L), Napropamide (?g/L), Propyzamide (?g/L), Pendimethaline (?g/L), Prosulfocarbe (?g/L) | 0.9 | - | - | - | - | <0.02 | - | - | - | - | <0.005 | - |
- Dimetachlore (?g/L), Thifensulfuron methyl (?g/L), Ethidimuron (?g/L) | 0.9 | - | - | - | - | - | <0.002 | - | - | - | <0.005 | - |
- Trinexapac-ethyl (?g/L), Diquat (?g/L) | 0.9 | - | - | - | - | <0.05 | - | - | - | - | <0.02 | - |
- Sebuthylazine (?g/L), Hexazinone (?g/L) | 0.9 | - | - | - | - | <0.02 | <0.02 | - | - | - | - | - |
- Imidaclopride (?g/L), Mercaptodimethur (?g/L) | 0.9 | - | - | - | - | - | <0.005 | - | - | - | <0.005 | - |
- Metaldehyde (?g/L) | 0.9 | - | - | - | - | <0.03 | - | - | - | - | <0.02 | - |
- Tolylfluanide (?g/L) | 0.9 | - | - | - | - | <0.02 | <0.05 | - | - | - | - | - |
- Piclorame (?g/L) | 0.9 | - | - | - | - | <0.05 | <0.1 | - | - | - | - | - |
- Chlorpyriphos-methyl (?g/L) | 0.9 | - | - | - | - | - | <0.02 | - | - | - | <0.005 | - |
- Chlorothalonil (?g/L), Prochloraz (?g/L), Iprodione (?g/L) | 0.9 | - | - | - | - | <0.02 | - | - | - | - | <0.01 | - |
- Benomyl (?g/L) | 0.9 | <0.02 | - | - | - | <0.05 | - | - | - | - | - | - |
- Trifluraline (?g/L) | 0.9 | - | - | - | - | <0.01 | <0.005 | - | - | - | - | - |
- Phenmediphame (?g/L) | 0.9 | - | - | - | - | <0.02 | - | - | - | - | <0.02 | - |
- Methomyl (?g/L) | 0.9 | <0.001 | - | - | - | - | <0.002 | - | - | - | - | - |
- Methabenzthiazuron (?g/L) | 0.9 | - | - | - | - | <0.02 | <0.005 | - | - | - | - | - |
- Hexachlorobenzene (?g/L), Endosulfan alpha (?g/L) | 0.9 | - | - | - | - | <0.01 | <0.001 | - | - | - | - | - |
- Somme Heptachlore epoxyde cis/trans (?g/L) | 0.9 | - | - | - | - | <0.01 | - | - | - | - | <0.005 | - |
- Captane (?g/L) | 0.9 | <0.05 | - | - | - | - | - | - | - | - | <0.01 | - |
- Bromoxynil (?g/L) | 0.9 | - | - | - | - | <0.03 | - | - | - | - | <0.005 | - |
- Thirame (?g/L) | 0.9 | - | - | - | - | - | <2 | - | - | - | <0.1 | - |
- Fenoxaprop (?g/L), Thiacloprid (?g/L), Triflusulfuron-methyl (?g/L), Fluazinam (?g/L), Trifloxystrobine (?g/L), Quinmerac (?g/L), Quinoxyfen (?g/L), Clomazone (?g/L), Amidosulfuron (?g/L), Imazamethabenz (?g/L), Norflurazone (?g/L), Tetraconazole (?g/L), Pirimicarbe (?g/L), Pyrimethanil (?g/L), Ioxynil (?g/L), Fluvalinate-tau (?g/L) | 0.9 | - | - | - | - | - | - | - | - | - | <0.005 | - |
- Prothioconazole (?g/L), Isothiocyanate de methyle (?g/L), Thiophanate-methyl (?g/L) | 0.9 | - | - | - | - | - | - | - | - | - | <0.05 | - |
- Betacyfluthrine (?g/L), Mefenoxam (?g/L), Iodosulfuron methyl (?g/L), fenoxaprop-ethyl (?g/L), Alpha-cypermethrine (?g/L), Meptyldinocap (?g/L) | 0.9 | - | - | - | - | <0.05 | - | - | - | - | - | - |
- Imazamox (?g/L), Foramsulfuron (?g/L), Flurtamone (?g/L), Prometone (?g/L) | 0.9 | - | - | - | - | - | <0.002 | - | - | - | - | - |
- Difenacoum (?g/L), Clethodim (?g/L) | 0.9 | - | - | - | - | - | <0.02 | - | - | - | - | - |
- Fenhexamid (?g/L), Oxyfluorfene (?g/L), Imazamethabenz-methyl (?g/L), Pyridate (?g/L) | 0.9 | - | - | - | - | - | - | - | - | - | <0.01 | - |
- Mesosulfuron methyle (?g/L), Sulfosulfuron (?g/L), Imazalil (?g/L) | 0.9 | - | - | - | - | - | <0.005 | - | - | - | - | - |
- Dichlorprop-P (?g/L), Mecoprop-P (?g/L) | 0.9 | - | - | - | - | <0.03 | - | - | - | - | - | - |
- Ethephon (?g/L) | 0.9 | - | - | - | - | - | - | - | - | - | <0.1 | - |
- Fluquinconazole (?g/L) | 0.9 | - | - | - | - | - | <0.1 | - | - | - | - | - |
- Ofurace (?g/L), fenoxycarbe (?g/L), Fenbuconazole (?g/L), Methamidophos (?g/L), Phoxime (?g/L), Chlorfenvinphos (?g/L), Dichlorvos (?g/L) | 0.9 | - | - | - | - | <0.02 | - | - | - | - | - | - |
- mepiquat (?g/L), dithianon (?g/L), Terbuthylazine hydroxy (?g/L), Bromadiolone (?g/L), Clopyralide (?g/L), Propiconazole (?g/L), Diclofop-methyl (?g/L) | 0.9 | - | - | - | - | - | - | - | - | - | <0.02 | - |
- asulame (?g/L) | 0.9 | - | - | - | - | - | <0.01 | - | - | - | - | - |
- Pentachlorobenzene (?g/L), Endosulfan (?g/L), Endrine (?g/L), Endosulfan B (?g/L), Azinphos methyl (?g/L) | 0.9 | - | - | - | - | <0.01 | - | - | - | - | - | - |
- Paraquat (?g/L) | 0.9 | <0.1 | - | - | - | - | - | - | - | - | - | - |
- Heptachlore (?g/L) | 0 | <0.005 | - | - | - | <0.01 | <0.005 | - | - | - | <0.005 | - |
- Heptachlore epoxyde endo trans (?g/L), Dieldrine (?g/L), Aldrine (?g/L) | 0 | <0.01 | - | - | - | <0.01 | - | - | - | - | <0.005 | - |
- Heptachlore epoxyde exo cis (?g/L) | 0 | <0.005 | - | - | - | <0.01 | - | - | - | - | <0.005 | - |
- Somme des Hexachlorocyclohexanes (?g/L) | 0 | - | - | - | - | <0.005 | - | - | - | - | <0.005 | - |
- Propamocarb (?g/L) | 0 | - | - | - | - | - | - | - | - | - | <0.005 | - |
- Dimethachlore-OXA (?g/L) | 0 | - | - | - | - | - | - | - | - | - | <0.02 | - |
- Chloridazone methyl desphenyl (?g/L) | 0 | - | - | - | - | - | <0.02 | - | - | - | - | - |
- Epichlorohydrine (?g/L), Pentachlorophenol (?g/L) | 0 | - | - | - | - | <0.05 | - | - | - | - | - | - |
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