| 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 | 21.5 | - | - | - | - | - | - | - | - | - | - |
Somme des pesticides totaux (µg/L) | 0.5 | - | - | - | - | - | - | - | - | - | 0.008 | - |
- Atrazine déséthyl (µg/L) | 0.9 | 0.016 | - | - | - | - | - | - | - | - | 0.008 | - |
- Diuron (µg/L) | 0.9 | 0.014 | - | - | - | - | - | - | - | - | <0.005 | - |
- Atrazine (µg/L) | 0.9 | 0.028 | - | - | - | - | - | - | - | - | <0.005 | - |
- Fenoxaprop (µg/L), Fluazinam (µg/L), Spiroxamine (µg/L), Clomazone (µg/L), Imidaclopride (µg/L), Dichlobenil (µg/L), Pyriméthanil (µg/L), Fluvalinate-tau (µg/L), Bifénox (µg/L), Prosulfocarbe (µg/L) | 0.9 | <0.1 | - | - | - | - | - | - | - | - | <0.005 | - |
- Ethylenethiouree (µg/L), Thirame (µg/L) | 0.9 | <0.1 | - | - | - | - | - | - | - | - | <0.1 | - |
- Triticonazole (µg/L), Métaldéhyde (µg/L), Métalaxyl (µg/L), Phenmédiphame (µg/L) | 0.9 | <0.05 | - | - | - | - | - | - | - | - | <0.02 | - |
- Triflusulfuron-methyl (µg/L), Quinoxyfen (µg/L), Flumioxazine (µg/L), Fludioxonil (µg/L), Isoxaflutole (µg/L), Difénoconazole (µg/L), Metconazole (µg/L), Cyproconazole (µg/L), Oxadixyl (µg/L), Tetraconazole (µg/L), Pirimicarbe (µg/L), Mercaptodiméthur (µg/L), Lénacile (µg/L), Métamitrone (µg/L) | 0.9 | <0.05 | - | - | - | - | - | - | - | - | <0.005 | - |
- Fenhexamid (µg/L), Oxyfluorfène (µg/L) | 0.9 | <0.05 | - | - | - | - | - | - | - | - | <0.01 | - |
- Trifloxystrobine (µg/L), Pyraclostrobine (µg/L), Prosulfuron (µg/L), Terbuthylazine désethyl (µg/L), Anthraquinone (µg/L), Amidosulfuron (µg/L), AZOXYSTROBINE (µg/L), Thiafluamide (µg/L), Thifensulfuron méthyl (µg/L), Acétochlore (µg/L), Nicosulfuron (µg/L), Diflufenicanil (µg/L), Epoxiconazole (µg/L), Tébuconazole (µg/L), Bromacil (µg/L), Métazachlore (µg/L), Norflurazone (µg/L), Oxadiazon (µg/L), Napropamide (µg/L), Diméthomorphe (µg/L), Terbuthylazine (µg/L), Simazine (µg/L), Métribuzine (µg/L), Métolachlore total (µg/L), Mécoprop (µg/L), 2,4-MCPA (µg/L), Linuron (µg/L), Isoproturon (µg/L), Ioxynil (µg/L), Flusilazole (µg/L), Ethofumésate (µg/L), Diméthoate (µg/L), Cymoxanil (µg/L), Cyanazine (µg/L), Chlortoluron (µg/L), Chloridazone (µg/L), Bromoxynil (µg/L) | 0.9 | <0.02 | - | - | - | - | - | - | - | - | <0.005 | - |
- Dimétachlore (µg/L), Cyprodinil (µg/L) | 0.9 | <0.04 | - | - | - | - | - | - | - | - | <0.005 | - |
- Trinexapac-ethyl (µg/L), Mésotrione (µg/L), fosetyl-aluminium (µg/L), mepiquat (µg/L), dithianon (µg/L), Clopyralide (µg/L), Sulcotrione (µg/L) | 0.9 | <0.1 | - | - | - | - | - | - | - | - | <0.02 | - |
- Quinmerac (µg/L) | 0.9 | <0.03 | - | - | - | - | - | - | - | - | <0.005 | - |
- Terbuthylazine hydroxy (µg/L), 2-hydroxy atrazine (µg/L), Atrazine déisopropyl déséthyl (µg/L), Metsulfuron méthyle (µg/L), Oryzalin (µg/L), Triclopyr (µg/L), Propiconazole (µg/L), Propazine (µg/L), Dichlorprop (µg/L), Bentazone (µg/L), Atrazine déisopropyl (µg/L) | 0.9 | <0.02 | - | - | - | - | - | - | - | - | <0.02 | - |
- TEFLUTHRINE (µg/L), Aclonifène (µg/L), Diméthénamide (µg/L), Tébutame (µg/L), Chlorpyriphos-méthyl (µg/L), Propyzamide (µg/L), Pendiméthaline (µg/L), Fenpropimorphe (µg/L), Alachlore (µg/L), Lambda-cyhalothrine (µg/L), Chlorpyriphos-éthyl (µg/L) | 0.9 | <0.01 | - | - | - | - | - | - | - | - | <0.005 | - |
- Imazaméthabenz-méthyl (µg/L), Pyridate (µg/L) | 0.9 | <0.1 | - | - | - | - | - | - | - | - | <0.01 | - |
- AMPA (µg/L), Thiophanate-méthyl (µg/L), Glufosinate (µg/L), Glyphosate (µg/L) | 0.9 | <0.1 | - | - | - | - | - | - | - | - | <0.05 | - |
- Fluroxypyr (µg/L), Diclofop-méthyl (µg/L) | 0.9 | <0.03 | - | - | - | - | - | - | - | - | <0.02 | - |
- Fenpropidine (µg/L) | 0.9 | <0.006 | - | - | - | - | - | - | - | - | <0.01 | - |
- Diquat (µg/L) | 0.9 | <0.2 | - | - | - | - | - | - | - | - | <0.02 | - |
- Dicamba (µg/L) | 0.9 | <0.02 | - | - | - | - | - | - | - | - | <0.03 | - |
- Chlorothalonil (µg/L) | 0.9 | <0.004 | - | - | - | - | - | - | - | - | <0.01 | - |
- Prochloraz (µg/L) | 0.9 | <0.03 | - | - | - | - | - | - | - | - | <0.01 | - |
- Iprodione (µg/L) | 0.9 | <0.02 | - | - | - | - | - | - | - | - | <0.01 | - |
- Hexachlorocyclohexane gamma (µg/L), Hexachlorocyclohexane delta (µg/L), Hexachlorocyclohexane bêta (µg/L), Hexachlorocyclohexane alpha (µg/L), Somme Heptachlore époxyde cis/trans (µg/L), Cyperméthrine (µg/L) | 0.9 | <0.005 | - | - | - | - | - | - | - | - | <0.005 | - |
- Folpel (µg/L) | 0.9 | <0.01 | - | - | - | - | - | - | - | - | <0.01 | - |
- Deltaméthrine (µg/L) | 0.9 | <0.0002 | - | - | - | - | - | - | - | - | <0.005 | - |
- 2,4-D (µg/L) | 0.9 | <0.0001 | - | - | - | - | - | - | - | - | <0.02 | - |
- Carbendazime (µg/L) | 0.9 | <0.007 | - | - | - | - | - | - | - | - | <0.005 | - |
- Captane (µg/L) | 0.9 | <0.5 | - | - | - | - | - | - | - | - | <0.01 | - |
- Aminotriazole (µg/L) | 0.9 | <0.1 | - | - | - | - | - | - | - | - | <0.03 | - |
- Chlorure de choline (µg/L) | 0.9 | <10 | - | - | - | - | - | - | - | - | <0.02 | - |
- Isothiocyanate de methyle (µg/L) | 0.9 | <5 | - | - | - | - | - | - | - | - | <0.05 | - |
- Thiacloprid (µg/L), Boscalid (µg/L), 2,6-Dichlorobenzamide (µg/L), Ethidimuron (µg/L), Imazaméthabenz (µg/L) | 0.9 | - | - | - | - | - | - | - | - | - | <0.005 | - |
- Dinocap (µg/L), Betacyfluthrine (µg/L), Flutolanil (µg/L), Desmediphame (µg/L), Clethodim (µg/L), Carboxine (µg/L), Iprovalicarb (µg/L), Benfuracarbe (µg/L), Foramsulfuron (µg/L), Cycloxydime (µg/L), Picoxystrobine (µg/L), Flupyrsulfuron meth sod (µg/L), Clodinafop-propargyl (µg/L), Tribenuron-Methyle (µg/L), Fenothrine (µg/L), Fénamidone (µg/L), Ofurace (µg/L), Famoxadone (µg/L), Cloquintocet-mexyl (µg/L), Flurtamone (µg/L), Fenoxycarbe (µg/L), asulame (µg/L), Krésoxym-méthyl (µg/L), Métosulame (µg/L), Fenbuconazole (µg/L), Carbosulfan (µg/L), Alpha-cyperméthrine (µg/L), Penconazole (µg/L), Thiabendazole (µg/L), Imazalil (µg/L), Benalaxyl total (µg/L), Cyfluthrine total (µg/L), Flurochloridone (µg/L), Procymidone (µg/L), Bitertanol (µg/L), Bioresméthrine (µg/L), Carbétamide (µg/L), Triadiménol (µg/L), Pyrimiphos-méthyl (µg/L), Propargite (µg/L), Chlorméphos (µg/L), Bifenthrine (µg/L), Aldicarbe (µg/L), Thiodicarbe (µg/L) | 0.9 | <0.05 | - | - | - | - | - | - | - | - | - | - |
- Prothioconazole (µg/L) | 0.9 | - | - | - | - | - | - | - | - | - | <0.05 | - |
- Chlormequat (µg/L), Bromadiolone (µg/L), Oxamyl (µg/L) | 0.9 | - | - | - | - | - | - | - | - | - | <0.02 | - |
- Triazoxide (µg/L), Imazamox (µg/L), Difethialone (µg/L), Difenacoum (µg/L), Carfentrazone-ethyl (µg/L), Imazaquine (µg/L), Florasulam (µg/L), Fluroxypyr-meptyl (µg/L), Chloroméquat chlorure (µg/L), Fomesafen (µg/L), Triazamate (µg/L), Myclobutanil (µg/L), Clofentézine (µg/L), Bromuconazole (µg/L), Esfenvalerate (µg/L), Piperonyl butoxyde (µg/L), Piclorame (µg/L), Chlorophacinone (µg/L), Triadiméfone (µg/L), Flutriafol (µg/L), Méthomyl (µg/L), Demeton-S-Methyl-Sulf. (µg/L), Demeton-S-Methyl (µg/L), Déméton-S (µg/L), Déméton-O (µg/L) | 0.9 | <0.1 | - | - | - | - | - | - | - | - | - | - |
- Dichlormide (µg/L) | 0.9 | - | - | - | - | - | - | - | - | - | <0.01 | - |
- Iodosulfuron méthyl (µg/L), Paclobutrazole (µg/L), Sulfosufuron (µg/L), Fluquinconazole (µg/L), Lufénuron (µg/L), propaquizafop (µg/L), Rimsulfuron (µg/L), Pencycuron (µg/L), Depalléthrine (µg/L), Flufenoxuron (µg/L), Hexazinone (µg/L), Isoxaben (µg/L), Methamidophos (µg/L), Triazophos (µg/L), Propanil (µg/L), Néburon (µg/L), Formothion (µg/L), Chlorprophame (µg/L), Hexaconazole (µg/L), Chlorsulfuron (µg/L), Vinclozoline (µg/L), Terbutryne (µg/L), Terbuméton (µg/L), 2,4,5-T (µg/L), Monolinuron (µg/L), Méthabenzthiazuron (µg/L), Diazinon (µg/L) | 0.9 | <0.02 | - | - | - | - | - | - | - | - | - | - |
- Ethephon (µg/L) | 0.9 | - | - | - | - | - | - | - | - | - | <0.1 | - |
- Quizalofop total (µg/L), Haloxyfop (µg/L), Fluazifop-butyl total (µg/L), Oxydéméton-méthyl (µg/L) | 0.9 | <0.03 | - | - | - | - | - | - | - | - | - | - |
- Pyrethrine (µg/L) | 0.9 | <0.5 | - | - | - | - | - | - | - | - | - | - |
- Pentachlorobenzene (µg/L), Trifluraline (µg/L), Isodrine (µg/L), Hexachlorobenzène (µg/L), Endrine (µg/L), Endosulfan B (µg/L), Endosulfan A (µg/L), DDT 44' (µg/L), DDT 24' (µg/L), DDE 44' (µg/L), DDE 24' (µg/L), DDD 44' (µg/L), DDD 24' (µg/L) | 0.9 | <0.005 | - | - | - | - | - | - | - | - | - | - |
- Propachlore (µg/L), Perméthrine (µg/L), Méthoxychlore (µg/L), Ethoprophos (µg/L), Chlorfenvinphos (µg/L), Triallate (µg/L), Phosalone (µg/L), Parathion méthyl (µg/L), Fenthion (µg/L), Fénitrothion (µg/L), Dicofol (µg/L), Chlordane (µg/L), Carbofuran (µg/L), Butraline (µg/L), Azinphos méthyl (µg/L), Azinphos éthyl (µg/L) | 0.9 | <0.01 | - | - | - | - | - | - | - | - | - | - |
- Coumaphos (µg/L), Disulfoton (µg/L) | 0.9 | <0.003 | - | - | - | - | - | - | - | - | - | - |
- Phoxime (µg/L), Trichlorfon (µg/L) | 0.9 | <0.0005 | - | - | - | - | - | - | - | - | - | - |
- Paraquat (µg/L) | 0.9 | <0.7 | - | - | - | - | - | - | - | - | - | - |
- Parathion éthyl (µg/L) | 0.9 | <3.0E-5 | - | - | - | - | - | - | - | - | - | - |
- Ométhoate (µg/L) | 0.9 | <0.0008 | - | - | - | - | - | - | - | - | - | - |
- Mévinphos (µg/L), Dichlorvos (µg/L) | 0.9 | <0.001 | - | - | - | - | - | - | - | - | - | - |
- Malathion (µg/L) | 0.9 | <0.0006 | - | - | - | - | - | - | - | - | - | - |
- Propamocarb (µg/L) | 0 | <0.05 | - | - | - | - | - | - | - | - | <0.005 | - |
- Heptachlore époxyde endo trans (µg/L), Heptachlore époxyde exo cis (µg/L) | 0 | <0.005 | - | - | - | - | - | - | - | - | <0.005 | - |
- Heptachlore (µg/L) | 0 | <3.0E-5 | - | - | - | - | - | - | - | - | <0.005 | - |
- Dieldrine (µg/L) | 0 | <0.003 | - | - | - | - | - | - | - | - | <0.005 | - |
- Aldrine (µg/L) | 0 | <0.01 | - | - | - | - | - | - | - | - | <0.005 | - |
- Diméthachlore-OXA (µg/L) | 0 | - | - | - | - | - | - | - | - | - | <0.01 | - |
- Propylene thiouree (µg/L) | 0 | <0.5 | - | - | - | - | - | - | - | - | - | - |
- Somme des Hexachlorocyclohexanes (µg/L) | 0 | - | - | - | - | - | - | - | - | - | <0.005 | - |
- Biphényle (µg/L) | 0 | <0.02 | - | - | - | - | - | - | - | - | - | - |
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