| Moyennes annuelles par paramètre | Valeur seuil | Année(s) | ||||||||||
| 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2015-2019 | ||
Nitrates (mg(NO3)/L) | 50 | - | 36 | - | - | - | - | - | - | - | - | - |
Somme pesticides analyses (µg/L) | 0.5 | - | 0.056 | - | - | - | - | 0.023 | - | - | - | - |
- Terbuthylazine désethyl (µg/L) | 0.9 | - | 0.01 | - | - | - | - | 0.011 | - | - | - | - |
- Simazine (µg/L) | 0.9 | - | 0.02 | - | - | - | - | 0.03 | - | - | - | - |
- Atrazine déséthyl (µg/L) | 0.9 | - | 0.01 | - | - | - | - | 0.017 | - | - | - | - |
- Atrazine (µg/L) | 0.9 | - | 0.007 | - | - | - | - | 0.0105 | - | - | - | - |
- Terbuthylazine (µg/L) | 0.9 | - | 0.002 | - | - | - | - | <0.02 | - | - | - | - |
- Atrazine déisopropyl (µg/L) | 0.9 | - | 0.007 | - | - | - | - | <0.05 | - | - | - | - |
- Atrazine déisopropyl déséthyl (µg/L) | 0.9 | - | - | - | - | - | - | 0.14 | - | - | - | - |
- Anthraquinone (µg/L) | 0.9 | - | <0.08 | - | - | - | - | <0.01 | - | - | - | - |
- 2,6-Dichlorobenzamide (µg/L) | 0.9 | - | <0.005 | - | - | - | - | <0.05 | - | - | - | - |
- Tefluthrine (µg/L), Dichlobenil (µg/L), Oxadiazon (µg/L) | 0.9 | - | <0.02 | - | - | - | - | <0.02 | - | - | - | - |
- AMPA (µg/L), Glyphosate (µg/L) | 0.9 | - | <0.1 | - | - | - | - | <0.05 | - | - | - | - |
- Nicosulfuron (µg/L), Fenpropidine (µg/L), Tébuconazole (µg/L), Oxadixyl (µg/L), Tébutame (µg/L), Propazine (µg/L), Linuron (µg/L), Isoproturon (µg/L), Fenpropimorphe (µg/L), Diuron (µg/L), Chlortoluron (µg/L), Carbofuran (µg/L) | 0.9 | - | <0.001 | - | - | - | - | <0.02 | - | - | - | - |
- Oxamyl (µg/L), Bromacil (µg/L), Lénacile (µg/L), Flusilazole (µg/L), Carbendazime (µg/L), Alachlore (µg/L) | 0.9 | - | <0.005 | - | - | - | - | <0.02 | - | - | - | - |
- Métalaxyl (µg/L), Sulcotrione (µg/L) | 0.9 | - | <0.001 | - | - | - | - | <0.05 | - | - | - | - |
- Dicamba (µg/L) | 0.9 | - | <0.005 | - | - | - | - | <0.1 | - | - | - | - |
- Bénomyl (µg/L) | 0.9 | - | <0.02 | - | - | - | - | <0.05 | - | - | - | - |
- Cyprodinil (µg/L) | 0.9 | - | <0.01 | - | - | - | - | <0.02 | - | - | - | - |
- Méthomyl (µg/L) | 0.9 | - | <0.001 | - | - | - | - | <0.002 | - | - | - | - |
- 2,4-MCPA (µg/L), 2,4-D (µg/L), Bentazone (µg/L) | 0.9 | - | <0.001 | - | - | - | - | <0.03 | - | - | - | - |
- Hexachlorocyclohexane gamma (µg/L) | 0.9 | - | <0.001 | - | - | - | - | <0.001 | - | - | - | - |
- Deltaméthrine (µg/L) | 0.9 | - | <0.08 | - | - | - | - | <0.02 | - | - | - | - |
- Lambda-cyhalothrine (µg/L) | 0.9 | - | <0.04 | - | - | - | - | <0.02 | - | - | - | - |
- ETU (µg/L), Chlormequat (µg/L), Betacyfluthrine (µg/L), Méfénoxam (µg/L), Chlorure de choline (µg/L), Florasulam (µg/L), Spiroxamine (µg/L), Prosulfuron (µg/L), Trinexapac-ethyl (µg/L), Mésotrione (µg/L), fenoxaprop-ethyl (µg/L), Isoxaflutole (µg/L), Alpha-cyperméthrine (µg/L), Metsulfuron méthyle (µg/L), Tolylfluanide (µg/L), Diquat (µg/L), Meptyldinocap (µg/L), Oryzalin (µg/L), Glufosinate (µg/L), Folpel (µg/L), Cyperméthrine (µg/L), Bifénox (µg/L), Aminotriazole (µg/L) | 0.9 | - | - | - | - | - | - | <0.05 | - | - | - | - |
- Boscalid (µg/L), Difenacoum (µg/L), Clethodim (µg/L), Pyraclostrobine (µg/L), Ofurace (µg/L), Flumioxazine (µg/L), Fludioxonil (µg/L), Fenoxycarbe (µg/L), Azoxystrobine (µg/L), Thiafluamide (µg/L), Fenbuconazole (µg/L), Difénoconazole (µg/L), Acétochlore (µg/L), Metconazole (µg/L), Diflufenicanil (µg/L), Epoxiconazole (µg/L), Aclonifène (µg/L), Cyproconazole (µg/L), Diméthénamide (µg/L), Hexazinone (µg/L), Methamidophos (µg/L), Métazachlore (µg/L), Phoxime (µg/L), Chlorpyriphos-méthyl (µg/L), Napropamide (µg/L), Chlorothalonil (µg/L), Chlorfenvinphos (µg/L), Propyzamide (µg/L), Diméthomorphe (µg/L), Prochloraz (µg/L), Phenmédiphame (µg/L), Pendiméthaline (µg/L), Métribuzine (µg/L), Méthabenzthiazuron (µg/L), Métamitrone (µg/L), Iprodione (µg/L), Ethofumésate (µg/L), Diméthoate (µg/L), Dichlorvos (µg/L), Cymoxanil (µg/L), Cyanazine (µg/L), Chloridazone (µg/L), Prosulfocarbe (µg/L) | 0.9 | - | - | - | - | - | - | <0.02 | - | - | - | - |
- Triticonazole (µg/L), Imazamox (µg/L), Foramsulfuron (µg/L), Dimétachlore (µg/L), Flurtamone (µg/L), Thifensulfuron méthyl (µg/L), Ethidimuron (µg/L), Prométone (µg/L) | 0.9 | - | - | - | - | - | - | <0.002 | - | - | - | - |
- Dichlormide (µg/L), Dichlorprop-P (µg/L), Mécoprop-P (µg/L), Métaldéhyde (µg/L), Triclopyr (µg/L), Mécoprop (µg/L), Dichlorprop (µg/L), Bromoxynil (µg/L) | 0.9 | - | - | - | - | - | - | <0.03 | - | - | - | - |
- Mesosulfuron methyle (µg/L), Sulfosulfuron (µg/L), Imidaclopride (µg/L), 2-hydroxy atrazine (µg/L), Imazalil (µg/L), Mercaptodiméthur (µg/L), Métolachlore total (µg/L), Hexachlorocyclohexane alpha (µg/L) | 0.9 | - | - | - | - | - | - | <0.005 | - | - | - | - |
- Fluquinconazole (µg/L), fosetyl-aluminium (µg/L), Fluroxypyr (µg/L), Piclorame (µg/L) | 0.9 | - | - | - | - | - | - | <0.1 | - | - | - | - |
- asulame (µg/L), Pentachlorobenzene (µg/L), Endosulfan (µg/L), Trifluraline (µg/L), Hexachlorobenzène (µg/L), Heptachlore époxyde (µg/L), Endrine (µg/L), Endosulfan B (µg/L), Azinphos méthyl (µg/L), Chlorpyriphos-éthyl (µg/L) | 0.9 | - | - | - | - | - | - | <0.01 | - | - | - | - |
- Paraquat (µg/L) | 0.9 | - | <0.1 | - | - | - | - | - | - | - | - | - |
- Hexachlorocyclohexane delta (µg/L), Hexachlorocyclohexane bêta (µg/L), Endosulfan alpha (µg/L) | 0.9 | - | - | - | - | - | - | <0.001 | - | - | - | - |
- Captane (µg/L) | 0.9 | - | <0.05 | - | - | - | - | - | - | - | - | - |
- Heptachlore époxyde endo (µg/L), Dieldrine (µg/L), Aldrine (µg/L) | 0 | - | <0.01 | - | - | - | - | <0.01 | - | - | - | - |
- Heptachlo epoxyde exo cis (µg/L), Heptachlore (µg/L) | 0 | - | <0.005 | - | - | - | - | <0.01 | - | - | - | - |
- Chloridazone méthyl desphényl (µg/L) | 0 | - | - | - | - | - | - | <0.02 | - | - | - | - |
- HCH alpha+beta+delta+gamm (µg/L) | 0 | - | - | - | - | - | - | <0.005 | - | - | - | - |
- Thirame (µg/L) | 0.9 | - | - | - | - | - | - | <2 | - | - | - | - |
- Pentachlorophénol (µg/L) | 0 | - | - | - | - | - | - | <0.05 | - | - | - | - |
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