Moyennes annuelles par paramètreValeur
seuil		Année(s)
20082009201020112012201320142015201620172013-2017
Nitrates (mg(NO3)/L)
50
 -
40
 -
42
 - - - - - - -
Somme des pesticides totaux (µg/L)
0.5
 - - -
0.55
0.45
 - - - -
0.142
 -
- Bentazone (µg/L)
0.9
 -
0.24
 -
0.5
0.4
 - - - -
0.092
 -
- Métazachlore (µg/L)
0.9
 -
0.64
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Epoxiconazole (µg/L)
0.9
 -
0.05
 -
0.03
0.01
 - - - -
0.006
 -
- Atrazine déséthyl (µg/L)
0.9
 -
0.03
 -
0.01
0.01
 - - - -
0.008
 -
- Boscalid (µg/L)
0.9
 - - -
0.02
0.02
 - - - -
0.009
 -
- Nicosulfuron (µg/L)
0.9
 -
<0.02
 -
0.01
<0.005
 - - - -
<0.005
 -
- Atrazine déisopropyl déséthyl (µg/L)
0.9
 -
<0.02
 -
<0.02
<0.02
 - - - -
0.027
 -
- Tébuconazole (µg/L)
0.9
 -
<0.02
 -
<0.005
0.006
 - - - -
<0.005
 -
- Atrazine (µg/L)
0.9
 -
<0.02
 -
<0.005
0.005
 - - - -
<0.005
 -
- Triticonazole (µg/L)
0.9
 -
<0.05
 -
<0.005
<0.005
 - - - -
<0.02
 -
- Triflusulfuron-methyl (µg/L), Fenhexamid (µg/L), Fludioxonil (µg/L), Flurtamone (µg/L), Fenoxycarbe (µg/L), Isoxaflutole (µg/L), Fenbuconazole (µg/L), Difénoconazole (µg/L), Thiabendazole (µg/L), Métalaxyl (µg/L), Cyproconazole (µg/L), Oxadixyl (µg/L), Tetraconazole (µg/L), Bitertanol (µg/L), Pirimicarbe (µg/L), Mercaptodiméthur (µg/L), Lénacile (µg/L), Carbétamide (µg/L), Triadiménol (µg/L)
0.9
 -
<0.05
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Flutolanil (µg/L)
0.9
 -
<0.05
 -
<0.04
<0.04
 - - - -
<0.005
 -
- Iprovalicarb (µg/L)
0.9
 -
<0.05
 -
<0.1
<0.1
 - - - -
<0.005
 -
- Florasulam (µg/L), Imidaclopride (µg/L), Pyriméthanil (µg/L), Prosulfocarbe (µg/L)
0.9
 -
<0.1
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Pyraclostrobine (µg/L), Paclobutrazole (µg/L), Prosulfuron (µg/L), Sulfosulfuron (µg/L), Terbuthylazine désethyl (µg/L), Amidosulfuron (µg/L), AZOXYSTROBINE (µg/L), Thifensulfuron méthyl (µg/L), Pencycuron (µg/L), Bromacil (µg/L), Hexazinone (µg/L), Isoxaben (µg/L), Norflurazone (µg/L), Oryzalin (µg/L), Néburon (µg/L), Napropamide (µg/L), Terbutryne (µg/L), Terbuthylazine (µg/L), Terbuméton (µg/L), Simazine (µg/L), Propiconazole (µg/L), Propazine (µg/L), Monolinuron (µg/L), Métribuzine (µg/L), Métolachlore total (µg/L), Méthabenzthiazuron (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), Diuron (µg/L), Cymoxanil (µg/L), Chlortoluron (µg/L), Chloridazone (µg/L), Bromoxynil (µg/L)
0.9
 -
<0.02
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Dimétachlore (µg/L)
0.9
 -
<0.04
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Trinexapac-ethyl (µg/L)
0.9
 -
<0.1
 -
<0.005
<0.005
 - - - -
<0.02
 -
- Mésotrione (µg/L)
0.9
 -
<0.1
 -
<0.05
<0.05
 - - - -
<0.05
 -
- Quinoxyfen (µg/L), Metconazole (µg/L), Alpha-cyperméthrine (µg/L)
0.9
 -
<0.05
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Lufénuron (µg/L), Dicamba (µg/L)
0.9
 -
<0.02
 -
<0.005
<0.005
 - - - -
<0.05
 -
- Clomazone (µg/L), Flutriafol (µg/L)
0.9
 -
<0.1
 -
<0.02
<0.02
 - - - -
<0.005
 -
- Anthraquinone (µg/L)
0.9
 -
<0.02
 -
<0.08
<0.08
 - - - -
<0.005
 -
- Terbuthylazine hydroxy (µg/L), 2-hydroxy atrazine (µg/L), Metsulfuron méthyle (µg/L), Chlorsulfuron (µg/L), Triclopyr (µg/L), 2,4,5-T (µg/L), Dichlorprop (µg/L), Atrazine déisopropyl (µg/L)
0.9
 -
<0.02
 -
<0.005
<0.005
 - - - -
<0.02
 -
- TEFLUTHRINE (µg/L), Propyzamide (µg/L)
0.9
 -
<0.01
 -
<0.02
<0.02
 - - - -
<0.005
 -
- Thiafluamide (µg/L)
0.9
 -
<0.02
 -
<0.1
<0.1
 - - - -
<0.005
 -
- Imazaméthabenz-méthyl (µg/L), Pyridate (µg/L)
0.9
 -
<0.1
 -
<0.005
<0.005
 - - - -
<0.01
 -
- Acétochlore (µg/L), Rimsulfuron (µg/L), Diméthomorphe (µg/L), Diméthoate (µg/L)
0.9
 -
<0.02
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Myclobutanil (µg/L), Bromuconazole (µg/L), Triadiméfone (µg/L)
0.9
 -
<0.1
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Diflufenicanil (µg/L), Diazinon (µg/L)
0.9
 -
<0.02
 -
<0.02
<0.02
 - - - -
<0.005
 -
- Fluroxypyr (µg/L)
0.9
 -
<0.03
 -
<0.005
<0.005
 - - - -
<0.02
 -
- Piperonyl butoxyde (µg/L)
0.9
 -
<0.1
 -
<0.04
<0.04
 - - - -
<0.005
 -
- Aclonifène (µg/L)
0.9
 -
<0.01
 -
<0.04
<0.04
 - - - -
<0.005
 -
- Benalaxyl (µg/L)
0.9
 -
<0.05
 -
<0.02
<0.02
 - - - -
<0.005
 -
- Diméthénamide (µg/L), Triallate (µg/L), Pendiméthaline (µg/L), Fenpropimorphe (µg/L), Carbofuran (µg/L), Chlorpyriphos-éthyl (µg/L)
0.9
 -
<0.01
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Phoxime (µg/L)
0.9
 -
<0.0005
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Sulcotrione (µg/L)
0.9
 -
<0.1
 -
<0.005
<0.005
 - - - -
<0.05
 -
- Tébutame (µg/L)
0.9
 -
<0.01
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Disulfoton (µg/L)
0.9
 -
<0.003
 -
<0.05
<0.05
 - - - -
<0.005
 -
- Chlorprophame (µg/L)
0.9
 -
<0.02
 -
<0.04
<0.04
 - - - -
<0.005
 -
- Prochloraz (µg/L)
0.9
 -
<0.03
 -
<0.005
<0.005
 - - - -
<0.01
 -
- Métamitrone (µg/L)
0.9
 -
<0.05
 -
<0.005
<0.005
 - - - -
<0.01
 -
- Hexachlorocyclohexane gamma (µg/L), DDE 24' (µg/L)
0.9
 -
<0.005
 -
<0.001
<0.001
 - - - -
<0.005
 -
- Hexachlorocyclohexane alpha (µg/L)
0.9
 -
<0.005
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Endrine (µg/L)
0.9
 -
<0.005
 -
<0.01
<0.01
 - - - -
<0.005
 -
- Dichlorvos (µg/L)
0.9
 -
<0.001
 -
<0.005
<0.005
 - - - -
<0.01
 -
- 2,4-D (µg/L)
0.9
 -
<0.0001
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Cyperméthrine (µg/L)
0.9
 -
<0.005
 -
<0.08
<0.08
 - - - -
<0.005
 -
- Cyanazine (µg/L)
0.9
 -
<0.02
 -
<0.005
<0.005
 - - - -
<0.01
 -
- Carbendazime (µg/L)
0.9
 -
<0.007
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Captane (µg/L)
0.9
 -
<0.5
 -
<0.05
<0.05
 - - - -
<0.01
 -
- Méfénoxam (µg/L)
0.9
 - - -
<0.005
<0.005
 - - - -
<0.1
 -
- Difethialone (µg/L), Carfentrazone-ethyl (µg/L), Imazaquine (µg/L), Fomesafen (µg/L), Méthomyl (µg/L), Demeton-S-methylsulfone (µg/L)
0.9
 -
<0.1
 -
<0.005
<0.005
 - - - - - -
- Difenacoum (µg/L), Dichlobenil (µg/L)
0.9
 -
<0.1
 -
<0.02
<0.02
 - - - - - -
- Carboxine (µg/L), Picoxystrobine (µg/L), Fenothrine (µg/L), Oxyfluorfène (µg/L), Flurochloridone (µg/L)
0.9
 -
<0.05
 -
<0.02
<0.02
 - - - - - -
- Didemethylisoproturon (µg/L), Desméthylisoproturon (µg/L), Mesosulfuron methyle (µg/L), Terbumeton désethyl (µg/L), 2,6-Dichlorobenzamide (µg/L), fluridone (µg/L), Flazasulfuron (µg/L), 3,4-dichlorophenyluree (µg/L), 1-(3,4-dichlorophenyl)-3-methyl-uree (µg/L), Téflubenzuron (µg/L), Hexaflumuron (µg/L), Diniconazole (µg/L), Diméfuron (µg/L), Ethidimuron (µg/L), Chloroxuron (µg/L), Buturon (µg/L), Dinosèbe (µg/L), Secbuméton (µg/L), Prométryne (µg/L), Monuron (µg/L), Métoxuron (µg/L), 2,4-MCPB (µg/L), Desmétryne (µg/L), Benfluraline (µg/L), Amétryne (µg/L)
0.9
 - - -
<0.005
<0.005
 - - - -
<0.005
 -
- Foramsulfuron (µg/L), Ofurace (µg/L), Métosulame (µg/L), Carbosulfan (µg/L), Imazalil (µg/L), Thiodicarbe (µg/L)
0.9
 -
<0.05
 -
<0.005
<0.005
 - - - - - -
- Cycloxydime (µg/L), Aldicarbe (µg/L)
0.9
 -
<0.05
 -
<0.1
<0.1
 - - - - - -
- Trifloxystrobine (µg/L), Vinclozoline (µg/L)
0.9
 -
<0.02
 -
<0.04
<0.04
 - - - - - -
- Iodosulfuron-méthyl (µg/L), Oxadiazon (µg/L), Propanil (µg/L), Hexaconazole (µg/L)
0.9
 -
<0.02
 -
<0.005
<0.005
 - - - - - -
- Fluroxypyr-meptyl (µg/L), Fluvalinate-tau (µg/L)
0.9
 -
<0.1
 -
<0.05
<0.05
 - - - - - -
- Dichlorprop-P (µg/L), Dinoterbe (µg/L)
0.9
 - - -
<0.005
<0.005
 - - - -
<0.03
 -
- Clodinafop-propargyl (µg/L), Cloquintocet-mexyl (µg/L)
0.9
 -
<0.05
 -
<0.08
<0.08
 - - - - - -
- Mécoprop-P (µg/L), Hexythiazox (µg/L), Oxamyl (µg/L), Thiazafluron (µg/L), Fénuron (µg/L), Dinitrocresol (µg/L), Diflubenzuron (µg/L)
0.9
 - - -
<0.005
<0.005
 - - - -
<0.02
 -
- Thiométon (µg/L), Sébuthylazine (µg/L), Tébufenpyrad (µg/L)
0.9
 - - -
<0.02
<0.02
 - - - -
<0.005
 -
- Pyrethrine (µg/L)
0.9
 -
<0.5
 -
<0.08
<0.08
 - - - - - -
- Fénamidone (µg/L), Flumioxazine (µg/L), Famoxadone (µg/L), Penconazole (µg/L), Cyfluthrine (µg/L), Propargite (µg/L)
0.9
 -
<0.05
 -
<0.05
<0.05
 - - - - - -
- Fluquinconazole (µg/L)
0.9
 -
<0.02
 -
<0.02
<0.02
 - - - - - -
- propaquizafop (µg/L), Triazophos (µg/L), Formothion (µg/L)
0.9
 -
<0.02
 -
<0.05
<0.05
 - - - - - -
- dithianon (µg/L), Triazamate (µg/L), Thirame (µg/L)
0.9
 -
<0.1
 -
<0.1
<0.1
 - - - - - -
- KRESOXIM-METHYL (µg/L), Procymidone (µg/L), Bioresméthrine (µg/L), Pyrimiphos-méthyl (µg/L), Bifenthrine (µg/L)
0.9
 -
<0.05
 -
<0.01
<0.01
 - - - - - -
- Pentachlorobenzene (µg/L)
0.9
 -
<0.005
 -
<0.001
<0.005
 - - - - - -
- Bromadiolone (µg/L)
0.9
 - - -
<0.01
<0.01
 - - - -
<0.05
 -
- Esfenvalerate (µg/L)
0.9
 -
<0.1
 -
<0.04
<0.04
 - - - - - -
- Propachlore (µg/L), Ethoprophos (µg/L), Parathion méthyl (µg/L), Dicofol (µg/L)
0.9
 -
<0.01
 -
<0.05
<0.05
 - - - - - -
- Prométone (µg/L)
0.9
 - - -
<0.1
<0.1
 - - - -
<0.005
 -
- Depalléthrine (µg/L)
0.9
 -
<0.02
 -
<0.03
<0.03
 - - - - - -
- Cycluron (µg/L), Propoxur (µg/L), Métobromuron (µg/L)
0.9
 - - -
<0.05
<0.05
 - - - -
<0.005
 -
- Coumaphos (µg/L)
0.9
 -
<0.003
 -
<0.05
<0.05
 - - - - - -
- Chlorpyriphos-méthyl (µg/L), Méthoxychlore (µg/L), Azinphos éthyl (µg/L), Alachlore (µg/L)
0.9
 -
<0.01
 -
<0.02
<0.02
 - - - - - -
- Perméthrine (µg/L), Phosalone (µg/L), Lambda-cyhalothrine (µg/L)
0.9
 -
<0.01
 -
<0.04
<0.04
 - - - - - -
- Chlorothalonil (µg/L)
0.9
 -
<0.004
 -
<0.1
<0.1
 - - - - - -
- Chlorfenvinphos (µg/L), Fenthion (µg/L)
0.9
 -
<0.01
 -
<0.005
<0.005
 - - - - - -
- Cyprodinil (µg/L)
0.9
 -
<0.04
 -
<0.01
<0.01
 - - - - - -
- Trifluraline (µg/L), Hexachlorocyclohexane delta (µg/L), Hexachlorobenzène (µg/L), DDT 24' (µg/L), DDE 44' (µg/L)
0.9
 -
<0.005
 -
<0.005
<0.005
 - - - - - -
- Trichlorfon (µg/L)
0.9
 -
<0.0005
 -
<0.05
<0.05
 - - - - - -
- Parathion éthyl (µg/L)
0.9
 -
<3.0E-5
 -
<0.04
<0.04
 - - - - - -
- Oxydéméton-méthyl (µg/L)
0.9
 -
<0.03
 -
<0.005
<0.005
 - - - - - -
- Mévinphos (µg/L)
0.9
 -
<0.001
 -
<0.1
<0.1
 - - - - - -
- Malathion (µg/L)
0.9
 -
<0.0006
 -
<0.05
<0.05
 - - - - - -
- Isodrine (µg/L), Hexachlorocyclohexane bêta (µg/L), Endosulfan bêta (µg/L), DDT 44' (µg/L)
0.9
 -
<0.005
 -
<0.01
<0.01
 - - - - - -
- Folpel (µg/L)
0.9
 -
<0.01
 -
<0.08
<0.08
 - - - - - -
- Fénitrothion (µg/L), Butraline (µg/L)
0.9
 -
<0.01
 -
<0.01
<0.01
 - - - - - -
- Endosulfan alpha (µg/L)
0.9
 -
<0.005
 -
<0.02
<0.02
 - - - - - -
- Diclofop-méthyl (µg/L)
0.9
 -
<0.03
 -
<0.01
<0.01
 - - - - - -
- Diallate (µg/L)
0.9
 - - -
<0.02
<0.02
 - - - -
<0.02
 -
- Deltaméthrine (µg/L)
0.9
 -
<0.0002
 -
<0.08
<0.08
 - - - - - -
- DDD 44' (µg/L), DDD 24' (µg/L)
0.9
 -
<0.005
 -
<0.001
<0.001
 - - - - - -
- 2,4-DB (µg/L)
0.9
 - - -
<0.005
<0.005
 - - - -
<0.05
 -
- Chlorméphos (µg/L)
0.9
 -
<0.05
 -
<0.04
<0.04
 - - - - - -
- Bifénox (µg/L)
0.9
 -
<0.1
 -
<0.08
<0.08
 - - - - - -
- Azinphos méthyl (µg/L)
0.9
 -
<0.01
 -
<0.1
<0.1
 - - - - - -
- Chlordane alpha (µg/L), Quizalofop éthyl (µg/L), Quizalofop (µg/L), Coumatétralyle (µg/L), Azamétiphos (µg/L), Naptalame (µg/L), Furalaxyl (µg/L), Triflumuron (µg/L), Ethiofencarbe (µg/L), Haloxyfop-éthoxyéthyl (µg/L), Isofenphos (µg/L), Chlordane béta (µg/L), Promécarbe (µg/L), Dimétilan (µg/L), Pyrifenox (µg/L), Terbacil (µg/L), Déméton (µg/L), Carbaryl (µg/L), Chloronèbe (µg/L), Phosphamidon (µg/L), Ethion (µg/L), Déméton-S (µg/L), Déméton-O (µg/L)
0.9
 - - -
<0.005
<0.005
 - - - - - -
- Etrimfos (µg/L), Iodofenphos (µg/L), Fipronil (µg/L), phosmet (µg/L), Quinalphos (µg/L), Pyridabène (µg/L), Mépronil (µg/L), Fluazifop-butyl (µg/L), Propétamphos (µg/L), Phorate (µg/L), Bénomyl (µg/L), Fluazifop-P-butyl (µg/L), Dichlofluanide (µg/L), Amitraze (µg/L), Terbuphos (µg/L), Fénarimol (µg/L), Dichlorofenthion (µg/L)
0.9
 - - -
<0.02
<0.02
 - - - - - -
- Imazamox (µg/L)
0.9
 -
<0.1
 - - - - - - -
<0.005
 -
- Dichlormide (µg/L), Flurprimidol (µg/L), Chlorbromuron (µg/L), mefenacet (µg/L), Heptenophos (µg/L), Tétradifon (µg/L), Téméphos (µg/L), Profenofos (µg/L), Nuarimol (µg/L), Buprofézine (µg/L), Tolylfluanide (µg/L), Molinate (µg/L), Bromopropylate (µg/L), Diéthofencarbe (µg/L), Chlorbufame (µg/L), Bendiocarbe (µg/L), Tétrachlorvinphos (µg/L), Méthidathion (µg/L), EPTC (µg/L)
0.9
 - - -
<0.05
<0.05
 - - - - - -
- Flupyrsulfuron methyl sodium (µg/L)
0.9
 -
<0.05
 - - - - - - -
<0.005
 -
- Quinmerac (µg/L)
0.9
 -
<0.03
 - - - - - - -
<0.005
 -
- Tribenuron-Methyle (µg/L), Métaldéhyde (µg/L)
0.9
 -
<0.05
 - - - - - - -
<0.02
 -
- Hexachlorocyclohexane epsilon (µg/L)
0.9
 - - -
<0.001
<0.001
 - - - - - -
- isazofos (µg/L), Quintozène (µg/L), Acrinathrine (µg/L), Pyrazophos (µg/L), Fenpropathrine (µg/L)
0.9
 - - -
<0.04
<0.04
 - - - - - -
- fosetyl-aluminium (µg/L), AMPA (µg/L), Glufosinate (µg/L)
0.9
 -
<0.1
 - - - - - - -
<0.02
 -
- Haloxyfop-P-methyl (µg/L), Sulfotep (µg/L), Endosulfan sulfate (µg/L), Pyrimiphos-éthyl (µg/L), Bromophos méthyl (µg/L), Bromophos éthyl (µg/L)
0.9
 - - -
<0.01
<0.01
 - - - - - -
- Tébufénozide (µg/L), Chlordécone (µg/L), Cadusafos (µg/L), Chlorthiamide (µg/L), Meptyldinocap (µg/L), Tralométhrine (µg/L), Naled (µg/L)
0.9
 - - -
<0.1
<0.1
 - - - - - -
- Chinométhionate (µg/L), Bupirimate (µg/L), Captafol (µg/L)
0.9
 - - -
<0.08
<0.08
 - - - - - -
- Clopyralide (µg/L), Piclorame (µg/L)
0.9
 -
<0.1
 - - - - - - -
<0.1
 -
- Thiophanate-méthyl (µg/L), Aminotriazole (µg/L)
0.9
 -
<0.1
 - - - - - - -
<0.05
 -
- Fenpropidine (µg/L)
0.9
 -
<0.006
 - - - - - - -
<0.01
 -
- Diquat (µg/L)
0.9
 -
<0.2
 - - - - - - -
<0.05
 -
- Fonofos (µg/L)
0.9
 - - -
<0.015
<0.015
 - - - - - -
- Glyphosate (µg/L)
0.9
 -
<0.1
 - - - - - - -
<0.03
 -
- Iprodione (µg/L)
0.9
 -
<0.02
 - - - - - - -
<0.005
 -
- Somme Heptachlore époxyde cis/trans (µg/L)
0.9
 -
<0.005
 - - - - - - -
<0.005
 -
- Chlorure de choline (µg/L)
0.9
 -
<10
 - - - - - - -
<0.2
 -
- Dinocap (µg/L), Prothioconazole (µg/L), Chlormequat (µg/L)
0.9
 - - - - - - - - -
<0.05
 -
- Betacyfluthrine (µg/L), Desmediphame (µg/L), Clethodim (µg/L), Benfuracarbe (µg/L), asulame (µg/L), Phenmédiphame (µg/L)
0.9
 -
<0.05
 - - - - - - - - -
- Triazoxide (µg/L), Fluazinam (µg/L), Spiroxamine (µg/L), Chloroméquat chlorure (µg/L), mepiquat (µg/L), Clofentézine (µg/L), Chlorophacinone (µg/L), Demeton-S-Methyl (µg/L)
0.9
 -
<0.1
 - - - - - - - - -
- Propinebe (µg/L)
0.9
 -
<0.5
 - - - - - - - - -
- Haloxyfop (µg/L)
0.9
 - - - - - - - - -
<0.02
 -
- Azaconazole (µg/L), Imazaméthabenz (µg/L)
0.9
 - - - - - - - - -
<0.005
 -
- Flufenoxuron (µg/L), Methamidophos (µg/L)
0.9
 -
<0.02
 - - - - - - - - -
- Paraquat (µg/L)
0.9
 -
<0.7
 - - - - - - - - -
- Ométhoate (µg/L)
0.9
 -
<0.0008
 - - - - - - - - -
- Chlordane (µg/L)
0.9
 -
<0.01
 - - - - - - - - -
- Heptachlore (µg/L)
0
 -
<3.0E-5
 -
<0.005
<0.005
 - - - -
<0.005
 -
- Dieldrine (µg/L)
0
 -
<0.003
 -
<0.01
<0.01
 - - - -
<0.005
 -
- Aldrine (µg/L)
0
 -
<0.01
 -
<0.01
<0.01
 - - - -
<0.005
 -
- Heptachlore époxyde endo trans (µg/L)
0
 -
<0.005
 -
<0.01
<0.01
 - - - - - -
- Heptachlore époxyde exo cis (µg/L)
0
 -
<0.005
 -
<0.005
<0.005
 - - - - - -
- Pentachlorophénol (µg/L)
0
 - - -
<0.1
<0.1
 - - - -
<0.03
 -
- 1,2,3,4-Tétrachlorobenzène (µg/L)
0
 - - -
<0.01
<0.01
 - - - - - -
- Biphényle (µg/L)
0
 -
<0.02
 - - - - - - - - -
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 (µg/L)

Données statistiquesLe 25/07/11 0.55 µg/LLe 02/03/12 0.451 µg/LLe 11/07/17 0.142 µg/L

Bentazone (µg/L)

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

Métazachlore (µg/L)

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

Epoxiconazole (µg/L)

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

Atrazine déséthyl (µg/L)

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