| Moyennes annuelles par paramètre | Valeur seuil | Année(s) | ||||||||||
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2020-2024 | ||
Nitrates (mg(NO3)/L) | 50 | <2 | <2 | <2 | <0.5 | <0.5 | <0.5 | <0.5 | <0.5 | 0.87 | <0.5 | - |
0.5 | - | - | - | - | - | - | - | - | - | - | - | |
- Dinocap (µg/L), Prothioconazole (µg/L), Boscalid (µg/L), Triflusulfuron-methyl (µg/L), Triazoxide (µg/L), Propamocarb hydrochloride (µg/L), Fluazinam (µg/L), Dichlorophène (µg/L), Carfentrazone-ethyl (µg/L), Dichlormide (µg/L), Benfuracarbe (µg/L), Imazaquine (µg/L), Fenhexamid (µg/L), Picoxystrobine (µg/L), Mesosulfuron methyle (µg/L), Flupyrsulfuron meth sod (µg/L), Clodinafop-propargyl (µg/L), Fomesafen (µg/L), Quizalofop éthyl total (µg/L), Tribenuron-Methyle (µg/L), Terbumeton désethyl (µg/L), Lufénuron (µg/L), Flumioxazine (µg/L), Fludioxonil (µg/L), Famoxadone (µg/L), Cloquintocet-mexyl (µg/L), Amidosulfuron (µg/L), 2,6-Dichlorobenzamide (µg/L), Fipronil (µg/L), dithianon (µg/L), asulame (µg/L), Krésoxym-méthyl (µg/L), Isoxaflutole (µg/L), Haloxyfop-méthyl (R) (µg/L), Pencycuron (µg/L), Nicosulfuron (µg/L), Clofentézine (µg/L), Chlordécone (µg/L), Carbosulfan (µg/L), Fluazifop-butyl total (µg/L), Ethidimuron (µg/L), Thirame (µg/L), Métalaxyl total (µg/L), Benalaxyl total (µg/L), Chlorophacinone (µg/L), Flufenoxuron (µg/L), Oryzalin (µg/L), Bioresméthrine (µg/L), 2,4,5-T (µg/L), Pyrimiphos-méthyl (µg/L), Propargite (µg/L), Mécoprop total (µg/L), 2,4-MCPA (µg/L), Ioxynil (µg/L), Fenpropimorphe (µg/L), Fénarimol (µg/L), Dinoterbe (µg/L), Dichlorprop total (µg/L), Demeton-S-Methyl (µg/L), Déméton-S (µg/L), Deltaméthrine (µg/L), 2,4-DB (µg/L), 2,4-D (µg/L), Bromoxynil (µg/L), Bentazone (µg/L) | 0.9 | <0.02 | <0.02 | <0.02 | - | - | - | - | - | - | - | - |
- Métalaxyl M (µg/L), Imazamox (µg/L), Clethodim (µg/L), Florasulam (µg/L), Foramsulfuron (µg/L), Cycloxydime (µg/L), Spiroxamine (µg/L), Iodosulfuron méthyl (µg/L), Dimétachlore (µg/L), Prosulfuron (µg/L), Trinexapac-ethyl (µg/L), Quinmerac (µg/L), Sulfosufuron (µg/L), Mésotrione (µg/L), Clomazone (µg/L), Flurtamone (µg/L), Terbuthylazine hydroxy (µg/L), Azoxystrobine (µg/L), Thifensulfuron methyl (µg/L), Difénoconazole (µg/L), Metconazole (µg/L), Diflufenicanil (µg/L), Clopyralide (µg/L), Metsulfuron méthyle (µg/L), Fluroxypyr (µg/L), Epoxiconazole (µg/L), Piperonyl butoxyde (µg/L), Piclorame (µg/L), Imazalil (µg/L), Fenpropidine (µg/L), Tébuconazole (µg/L), Bromacil (µg/L), Cyproconazole (µg/L), Hexazinone (µg/L), Sulcotrione (µg/L), Lénacile (µg/L), Diméthomorphe (µg/L), Triadiménol (µg/L), Métribuzine (µg/L), Cymoxanil (µg/L), Atrazine déisopropyl (µg/L), Atrazine déséthyl (µg/L) | 0.9 | <0.006 | <0.006 | <0.006 | - | - | - | - | - | - | - | - |
- Naptalame (µg/L), Dinitrocrésol (µg/L) | 0.9 | <0.1 | <0.1 | <0.1 | - | - | - | - | - | - | - | - |
- Thiophanate-méthyl (µg/L) | 0.9 | <0.05 | <0.05 | <0.05 | - | - | - | - | - | - | - | - |
- Coumaphos (µg/L), Disulfoton (µg/L), Malathion (µg/L) | 0.9 | <0.003 | <0.003 | <0.003 | - | - | - | - | - | - | - | - |
- Oxadixyl (µg/L), Pyriméthanil (µg/L) | 0.9 | <0.01 | <0.01 | <0.01 | - | - | - | - | - | - | - | - |
- Phoxime (µg/L), Trichlorfon (µg/L) | 0.9 | <0.0005 | <0.0005 | <0.0005 | - | - | - | - | - | - | - | - |
- Dicamba (µg/L), Triclopyr (µg/L) | 0.9 | <0.03 | <0.03 | <0.03 | - | - | - | - | - | - | - | - |
- Simazine (µg/L), Atrazine (µg/L) | 0.9 | <0.009 | <0.009 | <0.009 | - | - | - | - | - | - | - | - |
- Mévinphos (µg/L) | 0.9 | <0.001 | <0.001 | <0.001 | - | - | - | - | - | - | - | - |
- Dichlorvos (µg/L) | 0.9 | <0.0001 | <0.0001 | <0.0001 | - | - | - | - | - | - | - | - |
- Flutolanil (µg/L), Anthraquinone (µg/L), Thiafluamide (µg/L), Imidaclopride (µg/L), Métazachlore (µg/L), Chlorpyriphos-méthyl (µg/L), Napropamide total (µg/L), Propyzamide (µg/L), Carbétamide (µg/L), Terbuthylazine (µg/L), Propiconazole (µg/L), Prochloraz (µg/L), Pendiméthaline (µg/L), Métolachlore (µg/L), Diazinon (µg/L), Carbofuran (µg/L), Prosulfocarbe (µg/L) | 0.9 | <0.006 | - | <0.006 | - | - | - | - | - | - | - | - |
- Didéméthylisoproturon (µg/L), Paclobutrazole (µg/L), Fénamidone (µg/L), Fluquinconazole (µg/L), 3,4-dichlorophenyluree (µg/L), 1-(3,4-diClPhyl)-3-M-urée (µg/L), Imazamethabenz-methyl (µg/L), AMPA (µg/L), Fenbuconazole (µg/L), Myclobutanil (µg/L), 2-hydroxy atrazine (µg/L), Penconazole (µg/L), Chloroxuron (µg/L), Isoxaben (µg/L), Oxadiazon (µg/L), Tetraconazole (µg/L), Triadiméfone (µg/L), Bitertanol (µg/L), Glufosinate (µg/L), Métobromuron (µg/L), Glyphosate (µg/L), Flutriafol (µg/L), Chlorprophame (µg/L), Hexaconazole (µg/L), Chlorsulfuron (µg/L), Secbuméton (µg/L), Propazine (µg/L), Monuron (µg/L), Monolinuron (µg/L), Méthabenzthiazuron (µg/L), Isoproturon (µg/L), Flusilazole (µg/L), Diuron (µg/L), Cyanazine (µg/L), Chlortoluron (µg/L), Chloridazone (µg/L), Amétryne (µg/L) | 0.9 | - | <0.02 | <0.02 | - | - | - | - | - | - | - | - |
- Dichlorprop-P (µg/L), Mécoprop-P (µg/L), Sulfosate (µg/L), Déméton-O (µg/L), Chlordane (µg/L) | 0.9 | <0.02 | <0.02 | - | - | - | - | - | - | - | - | - |
- Bromuconazole (µg/L), Métaldéhyde (µg/L), Métamitrone (µg/L) | 0.9 | <0.006 | <0.006 | - | - | - | - | - | - | - | - | - |
- Atrazine déisopropyl désé (µg/L) | 0.9 | - | <0.03 | <0.03 | - | - | - | - | - | - | - | - |
- Dichlobenil (µg/L) | 0.9 | <0.005 | - | <0.005 | - | - | - | - | - | - | - | - |
- Terbutryne (µg/L) | 0.9 | - | <0.01 | <0.01 | - | - | - | - | - | - | - | - |
- Ethofumésate (µg/L) | 0.9 | <0.01 | <0.01 | - | - | - | - | - | - | - | - | - |
- Demeton-S-Methyl-Sulf. (µg/L) | 0.9 | <0.1 | <0.1 | - | - | - | - | - | - | - | - | - |
- cis-Chlordane (µg/L), Fenoxaprop total (µg/L), Thiacloprid (µg/L), ETU (µg/L), Triticonazole (µg/L), Difenacoum (µg/L), Desmediphame (µg/L), Tricyclohexylétain hydrox (µg/L), Chlorure de choline (µg/L), Iprovalicarb (µg/L), Trifloxystrobine (µg/L), Pyraclostrobine (µg/L), Quinoxyfen (µg/L), Ofurace (µg/L), Azaconazole (µg/L), fosetyl-aluminium (µg/L), fluridone (µg/L), fenoxaprop-ethyl total (µg/L), propaquizafop (µg/L), Fenoxycarbe (µg/L), Tefluthrine (µg/L), Oxyfluorfene (µg/L), Flazasulfuron (µg/L), Sébuthylazine (µg/L), Métosulame (µg/L), Téflubenzuron (µg/L), Tebufenpyrad (µg/L), Rimsulfuron (µg/L), Hexythiazox (µg/L), Hexaflumuron (µg/L), Diniconazole (µg/L), Dimefuron (µg/L), Bromadiolone (µg/L), Esfenvalerate (µg/L), trans Chlordane (µg/L), Thiazafluron (µg/L), Thiabendazole (µg/L), Prométone (µg/L), Diquat (µg/L), Cycluron (µg/L), Aclonifène (µg/L), Diméthénamide total (µg/L), Flurochloridone (µg/L), Norflurazone (µg/L), Procymidone (µg/L), Tébutame (µg/L), Triazophos (µg/L), Propoxur (µg/L), Propanil (µg/L), Buturon (µg/L), Pirimicarbe (µg/L), Néburon (µg/L), Mercaptodiméthur (µg/L), Ethoprophos (µg/L), Carbaryl (µg/L), Bénomyl (µg/L), Vinclozoline (µg/L), Triallate (µg/L), Prométryne (µg/L), Phosalone (µg/L), Phenmédiphame (µg/L), Parathion éthyl (µg/L), Méthomyl (µg/L), 2,4-MCPB (µg/L), Linuron (µg/L), Folpel (µg/L), Diclofop méthyl (µg/L), Desmétryne (µg/L), Chlorméphos (µg/L), Carbendazime (µg/L), Bifenthrine (µg/L), Benfluraline (µg/L), Aminotriazole (µg/L), Aldicarbe (µg/L), Alachlore (µg/L), Lambda-cyhalothrine (µg/L), Thiodicarbe (µg/L) | 0.9 | - | - | <0.02 | - | - | - | - | - | - | - | - |
- Desméthylisoproturon (µg/L), Fénuron (µg/L), Diflubenzuron (µg/L), Terbuméton (µg/L), Métoxuron (µg/L), Fenthion (µg/L), Fénitrothion (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), Azinphos méthyl (µg/L), Azinphos éthyl (µg/L), Chlorpyriphos-éthyl (µg/L) | 0.9 | - | - | <0.01 | - | - | - | - | - | - | - | - |
- Ethephon (µg/L) | 0.9 | - | - | <0.1 | - | - | - | - | - | - | - | - |
- Thiométon (µg/L), Tétradifon (µg/L), Oxamyl (µg/L), Chlorfenvinphos (µg/L), Diallate (µg/L) | 0.9 | - | - | <0.05 | - | - | - | - | - | - | - | - |
- Haloxyfop (µg/L), Dinosèbe (µg/L), Diméthoate (µg/L) | 0.9 | - | - | <0.03 | - | - | - | - | - | - | - | - |
- HCH epsilon (µg/L), Pentachlorobenzene (µg/L), Endosulfan sulfate (µg/L), HCH gamma (µg/L), HCH delta (µg/L), HCH alpha (µg/L) | 0.9 | - | - | <0.005 | - | - | - | - | - | - | - | - |
- Terbuthylazine désethyl (µg/L) | 0.9 | - | <0.02 | - | - | - | - | - | - | - | - | - |
- Perméthrine (µg/L), Formothion (µg/L) | 0.9 | <0.02 | - | - | - | - | - | - | - | - | - | - |
- Paraquat (µg/L) | 0.9 | - | - | <0.06 | - | - | - | - | - | - | - | - |
- Cyprodinil (µg/L) | 0.9 | <0.006 | - | - | - | - | - | - | - | - | - | - |
- Trifluraline (µg/L) | 0.9 | - | - | <0.009 | - | - | - | - | - | - | - | - |
- Pyrazophos (µg/L) | 0.9 | <0.05 | - | - | - | - | - | - | - | - | - | - |
- Iprodione (µg/L) | 0.9 | - | - | <0.006 | - | - | - | - | - | - | - | - |
- Hexachlorobenzène (µg/L) | 0.9 | - | - | <0.002 | - | - | - | - | - | - | - | - |
- Heptachlore époxyde (µg/L) | 0.9 | - | - | <0.0002 | - | - | - | - | - | - | - | - |
- Dicofol (µg/L) | 0.9 | - | - | <0.001 | - | - | - | - | - | - | - | - |
- Cyperméthrine total (µg/L) | 0.9 | - | - | <2.4E-5 | - | - | - | - | - | - | - | - |
- Biphényle (µg/L) | 0 | <0.05 | <0.05 | <0.05 | - | - | - | - | - | - | - | - |
- Heptachlore (µg/L) | 0 | <5.0E-5 | <5.0E-5 | <5.0E-5 | - | - | - | - | - | - | - | - |
- Diméthachlore CGA 50266 (µg/L) | 0 | - | - | <0.02 | - | - | - | - | - | - | - | - |
- Propylene thiouree (µg/L), Dithio Carbamates (µg/L) | 0 | - | - | <0.03 | - | - | - | - | - | - | - | - |
- Isothiocyanate de methyle (µg/L) | 0.9 | - | - | <1 | - | - | - | - | - | - | - | - |
- Tetrachlorobenzene (µg/L) | 0 | - | - | <0.01 | - | - | - | - | - | - | - | - |
- Pentachlorophénol (µg/L) | 0 | - | - | <0.06 | - | - | - | - | - | - | - | - |
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