Moyennes annuelles par paramètreValeur
seuil		Année(s)
20082009201020112012201320142015201620172013-2017
Nitrates (mg(NO3)/L)
50
 -
40
 -
42
 - - - - - - -
Somme des pesticides totaux (?g/L)
0.5
 -
0.96
 -
0.55
0.45
 - - - -
0.142
 -
- Bentazone (?g/L)
0.9
 -
0.24
 -
0.5
0.4
 - - - -
0.092
 -
- Metazachlore (?g/L)
0.9
 -
0.64
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Epoxiconazole (?g/L)
0.9
 -
0.05
 -
0.03
0.01
 - - - -
0.006
 -
- Atrazine desethyl (?g/L)
0.9
 -
0.03
 -
0.01
0.01
 - - - -
0.008
 -
- Boscalid (?g/L)
0.9
 - - -
0.02
0.02
 - - - -
0.009
 -
- Nicosulfuron (?g/L)
0.9
 -
<0.02
 -
0.01
<0.005
 - - - -
<0.005
 -
- Atrazine deisopropyl desethyl (?g/L)
0.9
 -
<0.02
 -
<0.02
<0.02
 - - - -
0.027
 -
- Tebuconazole (?g/L)
0.9
 -
<0.02
 -
<0.005
0.006
 - - - -
<0.005
 -
- Atrazine (?g/L)
0.9
 -
<0.02
 -
<0.005
0.005
 - - - -
<0.005
 -
- Triticonazole (?g/L)
0.9
 -
<0.05
 -
<0.005
<0.005
 - - - -
<0.02
 -
- Triflusulfuron-methyl (?g/L), Fenhexamid (?g/L), Fludioxonil (?g/L), Flurtamone (?g/L), Fenoxycarbe (?g/L), Isoxaflutole (?g/L), Fenbuconazole (?g/L), Difenoconazole (?g/L), Thiabendazole (?g/L), Metalaxyl (?g/L), Cyproconazole (?g/L), Oxadixyl (?g/L), Tetraconazole (?g/L), Bitertanol (?g/L), Pirimicarbe (?g/L), Mercaptodimethur (?g/L), Lenacile (?g/L), Carbetamide (?g/L), Triadimenol (?g/L)
0.9
 -
<0.05
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Flutolanil (?g/L)
0.9
 -
<0.05
 -
<0.04
<0.04
 - - - -
<0.005
 -
- Iprovalicarb (?g/L)
0.9
 -
<0.05
 -
<0.1
<0.1
 - - - -
<0.005
 -
- Florasulam (?g/L), Imidaclopride (?g/L), Pyrimethanil (?g/L), Prosulfocarbe (?g/L)
0.9
 -
<0.1
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Pyraclostrobine (?g/L), Paclobutrazole (?g/L), Prosulfuron (?g/L), Sulfosulfuron (?g/L), Terbuthylazine desethyl (?g/L), Amidosulfuron (?g/L), AZOXYSTROBINE (?g/L), Thifensulfuron methyl (?g/L), Pencycuron (?g/L), Bromacil (?g/L), Hexazinone (?g/L), Isoxaben (?g/L), Norflurazone (?g/L), Oryzalin (?g/L), Neburon (?g/L), Napropamide (?g/L), Terbutryne (?g/L), Terbuthylazine (?g/L), Terbumeton (?g/L), Simazine (?g/L), Propiconazole (?g/L), Propazine (?g/L), Monolinuron (?g/L), Metribuzine (?g/L), Metolachlore total (?g/L), Methabenzthiazuron (?g/L), Mecoprop (?g/L), 2,4-MCPA (?g/L), Linuron (?g/L), Isoproturon (?g/L), Ioxynil (?g/L), Flusilazole (?g/L), Ethofumesate (?g/L), Diuron (?g/L), Cymoxanil (?g/L), Chlortoluron (?g/L), Chloridazone (?g/L), Bromoxynil (?g/L)
0.9
 -
<0.02
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Dimetachlore (?g/L)
0.9
 -
<0.04
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Trinexapac-ethyl (?g/L)
0.9
 -
<0.1
 -
<0.005
<0.005
 - - - -
<0.02
 -
- Mesotrione (?g/L)
0.9
 -
<0.1
 -
<0.05
<0.05
 - - - -
<0.05
 -
- Quinoxyfen (?g/L), Metconazole (?g/L), Alpha-cypermethrine (?g/L)
0.9
 -
<0.05
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Lufenuron (?g/L), Dicamba (?g/L)
0.9
 -
<0.02
 -
<0.005
<0.005
 - - - -
<0.05
 -
- Clomazone (?g/L), Flutriafol (?g/L)
0.9
 -
<0.1
 -
<0.02
<0.02
 - - - -
<0.005
 -
- Anthraquinone (?g/L)
0.9
 -
<0.02
 -
<0.08
<0.08
 - - - -
<0.005
 -
- Terbuthylazine hydroxy (?g/L), 2-hydroxy atrazine (?g/L), Metsulfuron methyle (?g/L), Chlorsulfuron (?g/L), Triclopyr (?g/L), 2,4,5-T (?g/L), Dichlorprop (?g/L), Atrazine deisopropyl (?g/L)
0.9
 -
<0.02
 -
<0.005
<0.005
 - - - -
<0.02
 -
- TEFLUTHRINE (?g/L), Propyzamide (?g/L)
0.9
 -
<0.01
 -
<0.02
<0.02
 - - - -
<0.005
 -
- Thiafluamide (?g/L)
0.9
 -
<0.02
 -
<0.1
<0.1
 - - - -
<0.005
 -
- Imazamethabenz-methyl (?g/L), Pyridate (?g/L)
0.9
 -
<0.1
 -
<0.005
<0.005
 - - - -
<0.01
 -
- Acetochlore (?g/L), Rimsulfuron (?g/L), Dimethomorphe (?g/L), Dimethoate (?g/L)
0.9
 -
<0.02
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Myclobutanil (?g/L), Bromuconazole (?g/L), Triadimefone (?g/L)
0.9
 -
<0.1
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Diflufenicanil (?g/L), Diazinon (?g/L)
0.9
 -
<0.02
 -
<0.02
<0.02
 - - - -
<0.005
 -
- Fluroxypyr (?g/L)
0.9
 -
<0.03
 -
<0.005
<0.005
 - - - -
<0.02
 -
- Piperonyl butoxyde (?g/L)
0.9
 -
<0.1
 -
<0.04
<0.04
 - - - -
<0.005
 -
- Aclonifene (?g/L)
0.9
 -
<0.01
 -
<0.04
<0.04
 - - - -
<0.005
 -
- Benalaxyl (?g/L)
0.9
 -
<0.05
 -
<0.02
<0.02
 - - - -
<0.005
 -
- Dimethenamide (?g/L), Triallate (?g/L), Pendimethaline (?g/L), Fenpropimorphe (?g/L), Carbofuran (?g/L), Chlorpyriphos-ethyl (?g/L)
0.9
 -
<0.01
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Phoxime (?g/L)
0.9
 -
<0.0005
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Sulcotrione (?g/L)
0.9
 -
<0.1
 -
<0.005
<0.005
 - - - -
<0.05
 -
- Tebutame (?g/L)
0.9
 -
<0.01
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Disulfoton (?g/L)
0.9
 -
<0.003
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Chlorprophame (?g/L)
0.9
 -
<0.02
 -
<0.04
<0.04
 - - - -
<0.005
 -
- Prochloraz (?g/L)
0.9
 -
<0.03
 -
<0.005
<0.005
 - - - -
<0.01
 -
- Metamitrone (?g/L)
0.9
 -
<0.05
 -
<0.005
<0.005
 - - - -
<0.01
 -
- Hexachlorocyclohexane gamma (?g/L), DDE 24' (?g/L)
0.9
 -
<0.005
 -
<0.001
<0.001
 - - - -
<0.005
 -
- Hexachlorocyclohexane alpha (?g/L)
0.9
 -
<0.005
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Endrine (?g/L)
0.9
 -
<0.005
 -
<0.01
<0.01
 - - - -
<0.005
 -
- Dichlorvos (?g/L)
0.9
 -
<0.001
 -
<0.005
<0.005
 - - - -
<0.01
 -
- 2,4-D (?g/L)
0.9
 -
<0.0001
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Cypermethrine (?g/L)
0.9
 -
<0.005
 -
<0.08
<0.08
 - - - -
<0.005
 -
- Cyanazine (?g/L)
0.9
 -
<0.02
 -
<0.005
<0.005
 - - - -
<0.01
 -
- Carbendazime (?g/L)
0.9
 -
<0.007
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Captane (?g/L)
0.9
 -
<0.5
 -
<0.05
<0.05
 - - - -
<0.01
 -
- Mefenoxam (?g/L)
0.9
 - - -
<0.005
<0.005
 - - - -
<0.1
 -
- Difethialone (?g/L), Carfentrazone-ethyl (?g/L), Imazaquine (?g/L), Fomesafen (?g/L), Methomyl (?g/L), Demeton-S-methylsulfone (?g/L)
0.9
 -
<0.1
 -
<0.005
<0.005
 - - - - - -
- Difenacoum (?g/L), Dichlobenil (?g/L)
0.9
 -
<0.1
 -
<0.02
<0.02
 - - - - - -
- Carboxine (?g/L), Picoxystrobine (?g/L), Fenothrine (?g/L), Oxyfluorfene (?g/L), Flurochloridone (?g/L)
0.9
 -
<0.05
 -
<0.02
<0.02
 - - - - - -
- Didemethylisoproturon (?g/L), Desmethylisoproturon (?g/L), Mesosulfuron methyle (?g/L), Terbumeton desethyl (?g/L), 2,6-Dichlorobenzamide (?g/L), fluridone (?g/L), Flazasulfuron (?g/L), 3,4-dichlorophenyluree (?g/L), 1-(3,4-dichlorophenyl)-3-methyl-uree (?g/L), Teflubenzuron (?g/L), Hexaflumuron (?g/L), Diniconazole (?g/L), Dimefuron (?g/L), Ethidimuron (?g/L), Chloroxuron (?g/L), Buturon (?g/L), Dinosebe (?g/L), Secbumeton (?g/L), Prometryne (?g/L), Monuron (?g/L), Metoxuron (?g/L), 2,4-MCPB (?g/L), Desmetryne (?g/L), Benfluraline (?g/L), Ametryne (?g/L)
0.9
 - - -
<0.005
<0.005
 - - - -
<0.005
 -
- Foramsulfuron (?g/L), Ofurace (?g/L), Metosulame (?g/L), Carbosulfan (?g/L), Imazalil (?g/L), Thiodicarbe (?g/L)
0.9
 -
<0.05
 -
<0.005
<0.005
 - - - - - -
- Cycloxydime (?g/L), Aldicarbe (?g/L)
0.9
 -
<0.05
 -
<0.1
<0.1
 - - - - - -
- Trifloxystrobine (?g/L), Vinclozoline (?g/L)
0.9
 -
<0.02
 -
<0.04
<0.04
 - - - - - -
- Iodosulfuron-methyl (?g/L), Oxadiazon (?g/L), Propanil (?g/L), Hexaconazole (?g/L)
0.9
 -
<0.02
 -
<0.005
<0.005
 - - - - - -
- Fluroxypyr-meptyl (?g/L), Fluvalinate-tau (?g/L)
0.9
 -
<0.1
 -
<0.05
<0.05
 - - - - - -
- Dichlorprop-P (?g/L), Dinoterbe (?g/L)
0.9
 - - -
<0.005
<0.005
 - - - -
<0.03
 -
- Clodinafop-propargyl (?g/L), Cloquintocet-mexyl (?g/L)
0.9
 -
<0.05
 -
<0.08
<0.08
 - - - - - -
- Mecoprop-P (?g/L), Hexythiazox (?g/L), Oxamyl (?g/L), Thiazafluron (?g/L), Fenuron (?g/L), Dinitrocresol (?g/L), Diflubenzuron (?g/L)
0.9
 - - -
<0.005
<0.005
 - - - -
<0.02
 -
- Thiometon (?g/L), Sebuthylazine (?g/L), Tebufenpyrad (?g/L)
0.9
 - - -
<0.02
<0.02
 - - - -
<0.005
 -
- Pyrethrine (?g/L)
0.9
 -
<0.5
 -
<0.08
<0.08
 - - - - - -
- Fenamidone (?g/L), Flumioxazine (?g/L), Famoxadone (?g/L), Penconazole (?g/L), Cyfluthrine (?g/L), Propargite (?g/L)
0.9
 -
<0.05
 -
<0.05
<0.05
 - - - - - -
- Fluquinconazole (?g/L)
0.9
 -
<0.02
 -
<0.02
<0.02
 - - - - - -
- propaquizafop (?g/L), Triazophos (?g/L), Formothion (?g/L)
0.9
 -
<0.02
 -
<0.05
<0.05
 - - - - - -
- dithianon (?g/L), Triazamate (?g/L), Thirame (?g/L)
0.9
 -
<0.1
 -
<0.1
<0.1
 - - - - - -
- KRESOXIM-METHYL (?g/L), Procymidone (?g/L), Bioresmethrine (?g/L), Pyrimiphos-methyl (?g/L), Bifenthrine (?g/L)
0.9
 -
<0.05
 -
<0.01
<0.01
 - - - - - -
- Pentachlorobenzene (?g/L)
0.9
 -
<0.005
 -
<0.001
<0.005
 - - - - - -
- Bromadiolone (?g/L)
0.9
 - - -
<0.01
<0.01
 - - - -
<0.05
 -
- Esfenvalerate (?g/L)
0.9
 -
<0.1
 -
<0.04
<0.04
 - - - - - -
- Propachlore (?g/L), Ethoprophos (?g/L), Parathion methyl (?g/L), Dicofol (?g/L)
0.9
 -
<0.01
 -
<0.05
<0.05
 - - - - - -
- Prometone (?g/L)
0.9
 - - -
<0.1
<0.1
 - - - -
<0.005
 -
- Depallethrine (?g/L)
0.9
 -
<0.02
 -
<0.03
<0.03
 - - - - - -
- Cycluron (?g/L), Propoxur (?g/L), Metobromuron (?g/L)
0.9
 - - -
<0.05
<0.05
 - - - -
<0.005
 -
- Coumaphos (?g/L)
0.9
 -
<0.003
 -
<0.05
<0.05
 - - - - - -
- Chlorpyriphos-methyl (?g/L), Methoxychlore (?g/L), Azinphos ethyl (?g/L), Alachlore (?g/L)
0.9
 -
<0.01
 -
<0.02
<0.02
 - - - - - -
- Permethrine (?g/L), Phosalone (?g/L), Lambda-cyhalothrine (?g/L)
0.9
 -
<0.01
 -
<0.04
<0.04
 - - - - - -
- Chlorothalonil (?g/L)
0.9
 -
<0.004
 -
<0.1
<0.1
 - - - - - -
- Chlorfenvinphos (?g/L), Fenthion (?g/L)
0.9
 -
<0.01
 -
<0.005
<0.005
 - - - - - -
- Cyprodinil (?g/L)
0.9
 -
<0.04
 -
<0.01
<0.01
 - - - - - -
- Trifluraline (?g/L), Hexachlorocyclohexane delta (?g/L), Hexachlorobenzene (?g/L), DDT 24' (?g/L), DDE 44' (?g/L)
0.9
 -
<0.005
 -
<0.005
<0.005
 - - - - - -
- Trichlorfon (?g/L)
0.9
 -
<0.0005
 -
<0.05
<0.05
 - - - - - -
- Parathion ethyl (?g/L)
0.9
 -
<3.0E-5
 -
<0.04
<0.04
 - - - - - -
- Oxydemeton-methyl (?g/L)
0.9
 -
<0.03
 -
<0.005
<0.005
 - - - - - -
- Mevinphos (?g/L)
0.9
 -
<0.001
 -
<0.1
<0.1
 - - - - - -
- Malathion (?g/L)
0.9
 -
<0.0006
 -
<0.05
<0.05
 - - - - - -
- Isodrine (?g/L), Hexachlorocyclohexane beta (?g/L), Endosulfan beta (?g/L), DDT 44' (?g/L)
0.9
 -
<0.005
 -
<0.01
<0.01
 - - - - - -
- Folpel (?g/L)
0.9
 -
<0.01
 -
<0.08
<0.08
 - - - - - -
- Fenitrothion (?g/L), Butraline (?g/L)
0.9
 -
<0.01
 -
<0.01
<0.01
 - - - - - -
- Endosulfan alpha (?g/L)
0.9
 -
<0.005
 -
<0.02
<0.02
 - - - - - -
- Diclofop-methyl (?g/L)
0.9
 -
<0.03
 -
<0.01
<0.01
 - - - - - -
- Diallate (?g/L)
0.9
 - - -
<0.02
<0.02
 - - - -
<0.02
 -
- Deltamethrine (?g/L)
0.9
 -
<0.0002
 -
<0.08
<0.08
 - - - - - -
- DDD 44' (?g/L), DDD 24' (?g/L)
0.9
 -
<0.005
 -
<0.001
<0.001
 - - - - - -
- 2,4-DB (?g/L)
0.9
 - - -
<0.005
<0.005
 - - - -
<0.05
 -
- Chlormephos (?g/L)
0.9
 -
<0.05
 -
<0.04
<0.04
 - - - - - -
- Bifenox (?g/L)
0.9
 -
<0.1
 -
<0.08
<0.08
 - - - - - -
- Azinphos methyl (?g/L)
0.9
 -
<0.01
 -
<0.1
<0.1
 - - - - - -
- Chlordane alpha (?g/L), Quizalofop ethyl (?g/L), Quizalofop (?g/L), Coumatetralyle (?g/L), Azametiphos (?g/L), Naptalame (?g/L), Furalaxyl (?g/L), Triflumuron (?g/L), Ethiofencarbe (?g/L), Haloxyfop-ethoxyethyl (?g/L), Isofenphos (?g/L), Chlordane beta (?g/L), Promecarbe (?g/L), Dimetilan (?g/L), Pyrifenox (?g/L), Terbacil (?g/L), Demeton (?g/L), Carbaryl (?g/L), Chloronebe (?g/L), Phosphamidon (?g/L), Ethion (?g/L), Demeton-S (?g/L), Demeton-O (?g/L)
0.9
 - - -
<0.005
<0.005
 - - - - - -
- Etrimfos (?g/L), Iodofenphos (?g/L), Fipronil (?g/L), phosmet (?g/L), Quinalphos (?g/L), Pyridabene (?g/L), Mepronil (?g/L), Fluazifop-butyl (?g/L), Propetamphos (?g/L), Phorate (?g/L), Benomyl (?g/L), Fluazifop-P-butyl (?g/L), Dichlofluanide (?g/L), Amitraze (?g/L), Terbuphos (?g/L), Fenarimol (?g/L), Dichlorofenthion (?g/L)
0.9
 - - -
<0.02
<0.02
 - - - - - -
- Imazamox (?g/L)
0.9
 -
<0.1
 - - - - - - -
<0.005
 -
- Dichlormide (?g/L), Flurprimidol (?g/L), Chlorbromuron (?g/L), mefenacet (?g/L), Heptenophos (?g/L), Tetradifon (?g/L), Temephos (?g/L), Profenofos (?g/L), Nuarimol (?g/L), Buprofezine (?g/L), Tolylfluanide (?g/L), Molinate (?g/L), Bromopropylate (?g/L), Diethofencarbe (?g/L), Chlorbufame (?g/L), Bendiocarbe (?g/L), Tetrachlorvinphos (?g/L), Methidathion (?g/L), EPTC (?g/L)
0.9
 - - -
<0.05
<0.05
 - - - - - -
- Flupyrsulfuron methyl sodium (?g/L)
0.9
 -
<0.05
 - - - - - - -
<0.005
 -
- Quinmerac (?g/L)
0.9
 -
<0.03
 - - - - - - -
<0.005
 -
- Tribenuron-Methyle (?g/L), Metaldehyde (?g/L)
0.9
 -
<0.05
 - - - - - - -
<0.02
 -
- Hexachlorocyclohexane epsilon (?g/L)
0.9
 - - -
<0.001
<0.001
 - - - - - -
- isazofos (?g/L), Quintozene (?g/L), Acrinathrine (?g/L), Pyrazophos (?g/L), Fenpropathrine (?g/L)
0.9
 - - -
<0.04
<0.04
 - - - - - -
- fosetyl-aluminium (?g/L), AMPA (?g/L), Glufosinate (?g/L)
0.9
 -
<0.1
 - - - - - - -
<0.02
 -
- Haloxyfop-P-methyl (?g/L), Sulfotep (?g/L), Endosulfan sulfate (?g/L), Pyrimiphos-ethyl (?g/L), Bromophos methyl (?g/L), Bromophos ethyl (?g/L)
0.9
 - - -
<0.01
<0.01
 - - - - - -
- Tebufenozide (?g/L), Chlordecone (?g/L), Cadusafos (?g/L), Chlorthiamide (?g/L), Meptyldinocap (?g/L), Tralomethrine (?g/L), Naled (?g/L)
0.9
 - - -
<0.1
<0.1
 - - - - - -
- Chinomethionate (?g/L), Bupirimate (?g/L), Captafol (?g/L)
0.9
 - - -
<0.08
<0.08
 - - - - - -
- Clopyralide (?g/L), Piclorame (?g/L)
0.9
 -
<0.1
 - - - - - - -
<0.1
 -
- Thiophanate-methyl (?g/L), Aminotriazole (?g/L)
0.9
 -
<0.1
 - - - - - - -
<0.05
 -
- Fenpropidine (?g/L)
0.9
 -
<0.006
 - - - - - - -
<0.01
 -
- Diquat (?g/L)
0.9
 -
<0.2
 - - - - - - -
<0.05
 -
- Fonofos (?g/L)
0.9
 - - -
<0.015
<0.015
 - - - - - -
- Glyphosate (?g/L)
0.9
 -
<0.1
 - - - - - - -
<0.03
 -
- Iprodione (?g/L)
0.9
 -
<0.02
 - - - - - - -
<0.005
 -
- Somme Heptachlore epoxyde cis/trans (?g/L)
0.9
 -
<0.005
 - - - - - - -
<0.005
 -
- Chlorure de choline (?g/L)
0.9
 -
<10
 - - - - - - -
<0.2
 -
- Dinocap (?g/L), Prothioconazole (?g/L), Chlormequat (?g/L)
0.9
 - - - - - - - - -
<0.05
 -
- Betacyfluthrine (?g/L), Desmediphame (?g/L), Clethodim (?g/L), Benfuracarbe (?g/L), asulame (?g/L), Phenmediphame (?g/L)
0.9
 -
<0.05
 - - - - - - - - -
- Triazoxide (?g/L), Fluazinam (?g/L), Spiroxamine (?g/L), Chloromequat chlorure (?g/L), mepiquat (?g/L), Clofentezine (?g/L), Chlorophacinone (?g/L), Demeton-S-Methyl (?g/L)
0.9
 -
<0.1
 - - - - - - - - -
- Propinebe (?g/L)
0.9
 -
<0.5
 - - - - - - - - -
- Haloxyfop (?g/L)
0.9
 - - - - - - - - -
<0.02
 -
- Azaconazole (?g/L), Imazamethabenz (?g/L)
0.9
 - - - - - - - - -
<0.005
 -
- Flufenoxuron (?g/L), Methamidophos (?g/L)
0.9
 -
<0.02
 - - - - - - - - -
- Paraquat (?g/L)
0.9
 -
<0.7
 - - - - - - - - -
- Omethoate (?g/L)
0.9
 -
<0.0008
 - - - - - - - - -
- Chlordane (?g/L)
0.9
 -
<0.01
 - - - - - - - - -
- Heptachlore (?g/L)
0
 -
<3.0E-5
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Dieldrine (?g/L)
0
 -
<0.003
 -
<0.01
<0.01
 - - - -
<0.005
 -
- Aldrine (?g/L)
0
 -
<0.01
 -
<0.01
<0.01
 - - - -
<0.005
 -
- Heptachlore epoxyde endo trans (?g/L)
0
 -
<0.005
 -
<0.01
<0.01
 - - - - - -
- Heptachlore epoxyde exo cis (?g/L)
0
 -
<0.005
 -
<0.005
<0.005
 - - - - - -
- Pentachlorophenol (?g/L)
0
 - - -
<0.1
<0.1
 - - - -
<0.03
 -
- 1,2,3,4-Tetrachlorobenzene (?g/L)
0
 - - -
<0.01
<0.01
 - - - - - -
- Biphenyle (?g/L)
0
 -
<0.02
 - - - - - - - - -
- HCH alpha+beta+delta+gamm (?g/L), Somme drines (?g/L)
0
 - - - - - - - - - - -
- Endosulfan (?g/L)
0.9
 - - - - - - - - - - -
Moyenne des valeurs observées sur la période. Pour les mesures inférieures à la limite de quantification, en accord avec les textes réglementaires, la valeur prise en compte pour le calcul est égale à LQ/2

Les valeurs en italique indiquent le seuil de quantification lorsque aucune analyse n'a été quantifiée sur la période










Legende
Limite de quantification supérieure à la valeur seuil (ou absence de valeur seuil), état non évaluable
Autres cas :


Lim. Quanti
↓
0,5 VS
↓
0,75 VS
↓ 		Valeur seuil (VS)
↓











Nitrates

Données statistiquesLe 09/09/09 40.1 mg(NO3)/LLe 25/07/11 42 mg(NO3)/LLe 02/03/12 39 mg(NO3)/LLe 11/07/17 35.2 mg(NO3)/L

Somme des pesticides totaux (?g/L)

Données statistiquesLe 09/09/09 0.96 ?g/LLe 25/07/11 0.55 ?g/LLe 02/03/12 0.451 ?g/LLe 11/07/17 0.142 ?g/L

Bentazone (?g/L)

Données statistiquesLe 09/09/09 0.24 ?g/LLe 25/07/11 0.5 ?g/LLe 02/03/12 0.4 ?g/LLe 11/07/17 0.092 ?g/L

Metazachlore (?g/L)

Données statistiquesLe 09/09/09 0.64 ?g/LLe 25/07/11 0.05 ?g/LLe 02/03/12 0.05 ?g/LLe 11/07/17 0.005 ?g/L

Epoxiconazole (?g/L)

Données statistiquesLe 09/09/09 0.05 ?g/LLe 25/07/11 0.03 ?g/LLe 02/03/12 0.01 ?g/LLe 11/07/17 0.006 ?g/L

Atrazine desethyl (?g/L)

Données statistiquesLe 09/09/09 0.03 ?g/LLe 25/07/11 0.01 ?g/LLe 02/03/12 0.01 ?g/LLe 11/07/17 0.008 ?g/L