Waterdata - Waterschap Rijn en IJssel: Metingen

Meetpunt Ratumsebeek Nieuw Beusinkweg Meddo

Parameters:

[grafiek] 123TClBen [ug/l] [NVT] [OW] 1,2,3-trichloorbenzeen
[grafiek] 124TClBen [ug/l] [NVT] [OW] 1,2,4-trichloorbenzeen
[grafiek] 135TClBen [ug/l] [NVT] [OW] 1,3,5-trichloorbenzeen
[grafiek] 17aestDol [ug/l] [NVT] [OW] 17alpha-estradiol
[grafiek] 245T [ug/l] [NVT] [OW] 2,4,5-trichloorfenoxyazijnzuur
[grafiek] 245TP [ug/l] [NVT] [OW] 2,4,5-trichloorfenoxypropionzuur
[grafiek] 24D [ug/l] [NVT] [OW] 2,4-dichloorfenoxyazijnzuur
[grafiek] 24DB [ug/l] [NVT] [OW] 2,4-dichloorfenoxyboterzuur
[grafiek] 24DDD [ug/l] [NVT] [OW] 2,4'-dichloordifenyldichloorethaan
[grafiek] 24DDE [ug/l] [NVT] [OW] 2,4'-dichloordifenyldichlooretheen
[grafiek] 24DDT [ug/l] [NVT] [OW] 2,4'-dichloordifenyltrichloorethaan
[grafiek] 24DNO2Fol [ug/l] [NVT] [OW] 2,4-dinitrofenol
[grafiek] 24DP [ug/l] [NVT] [OW] 2,4-dichloorfenoxypropionzuur
[grafiek] 26DCl4NO2An [ug/l] [NVT] [OW] 2,6-dichloor-4-nitroaniline
[grafiek] 26DClBenAd [ug/l] [NVT] [OW] 2,6-dichloorbenzamide
[grafiek] 44DDD [ug/l] [NVT] [OW] 4,4'-dichloordifenyldichloorethaan
[grafiek] 44DDE [ug/l] [NVT] [OW] 4,4'-dichloordifenyldichlooretheen
[grafiek] 44DDT [ug/l] [NVT] [OW] 4,4'-dichloordifenyltrichloorethaan
[grafiek] 4C9yFol [ug/l] [NVT] [OW] 4-nonylfenol
[grafiek] 4ttC8yFol [ug/l] [NVT] [OW] 4-tertiair-octylfenol
[grafiek] 8aestDol [ug/l] [NVT] [OW] 8alpha-estradiol
[grafiek] AMPA [ug/l] [NVT] [OW] aminomethylfosfonzuur
[grafiek] AcNe [ug/l] [NVT] [OW] acenafteen
[grafiek] AcNy [ug/l] [NVT] [OW] acenaftyleen
[grafiek] Ag [ug/l] [NVT] [OW] zilver
[grafiek] Ag [ug/l] [nf] [OW] zilver
[grafiek] Al [ug/l] [NVT] [OW] aluminium
[grafiek] Al [ug/l] [nf] [OW] aluminium
[grafiek] Ant [ug/l] [NVT] [OW] antraceen
[grafiek] As [ug/l] [NVT] [OW] arseen
[grafiek] As [ug/l] [nf] [OW] arseen
[grafiek] B [ug/l] [NVT] [OW] boor
[grafiek] B [ug/l] [nf] [OW] boor
[grafiek] BZV5 [mg/l] [O2] [OW] Biochemisch zuurstofverbruik over 5 dagen
[grafiek] BZV5a [mg/l] [O2] [OW] Biochemisch zuurstofverbruik met allylthioureum
[grafiek] Ba [ug/l] [NVT] [OW] barium
[grafiek] Ba [ug/l] [nf] [OW] barium
[grafiek] BaA [ug/l] [NVT] [OW] benzo(a)antraceen
[grafiek] BaP [ug/l] [NVT] [OW] benzo(a)pyreen
[grafiek] BbF [ug/l] [NVT] [OW] benzo(b)fluorantheen
[grafiek] Be [ug/l] [NVT] [OW] beryllium
[grafiek] Be [ug/l] [nf] [OW] beryllium
[grafiek] BghiPe [ug/l] [NVT] [OW] benzo(ghi)peryleen
[grafiek] BkF [ug/l] [NVT] [OW] benzo(k)fluorantheen
[grafiek] BrOxnl [ug/l] [NVT] [OW] broomoxynil
[grafiek] C1yBrfs [ug/l] [NVT] [OW] methylbromofos
[grafiek] C1yClprfs [ug/l] [NVT] [OW] methylchloorpyrifos
[grafiek] C1yazfs [ug/l] [NVT] [OW] methylazinfos
[grafiek] C1yitoCN [ug/l] [NVT] [OW] methylisothiocyanaat
[grafiek] C1ymsfrn [ug/l] [NVT] [OW] methyl-metsulfuron
[grafiek] C1yprmfs [ug/l] [NVT] [OW] methylpirimifos
[grafiek] C1yprton [ug/l] [NVT] [OW] methylparathion
[grafiek] C2yBrfs [ug/l] [NVT] [OW] ethylbromofos
[grafiek] C2yClprfs [ug/l] [NVT] [OW] ethylchloorpyrifos
[grafiek] C2yazfs [ug/l] [NVT] [OW] ethylazinfos
[grafiek] C2yetourum [ug/l] [NVT] [OW] ethyleenthioureum
[grafiek] C2yprton [ug/l] [NVT] [OW] ethylparathion
[grafiek] CHLFa [ug/l] [NVT] [OW] chlorofyl-a
[grafiek] Ca [mg/l] [NVT] [OW] calcium
[grafiek] Ca [mg/l] [nf] [OW] calcium
[grafiek] Cd [ug/l] [NVT] [OW] cadmium
[grafiek] Cd [ug/l] [nf] [OW] cadmium
[grafiek] Chr [ug/l] [NVT] [OW] chryseen
[grafiek] Cl [mg/l] [NVT] [OW] chloride
[grafiek] ClAeT [ug/l] [NVT] [OW] chlooramine-T
[grafiek] ClOxnl [ug/l] [NVT] [OW] chlooroxynil
[grafiek] Clfvfs [ug/l] [NVT] [OW] chloorfenvinfos
[grafiek] Clidzn [ug/l] [NVT] [OW] chloridazon
[grafiek] Cloxrn [ug/l] [NVT] [OW] chlooroxuron
[grafiek] Clpfm [ug/l] [NVT] [OW] chloorprofam
[grafiek] Cltlnl [ug/l] [NVT] [OW] chloorthalonil
[grafiek] Cltlrn [ug/l] [NVT] [OW] chloortoluron
[grafiek] Co [ug/l] [NVT] [OW] kobalt
[grafiek] Co [ug/l] [nf] [OW] kobalt
[grafiek] Corg [mg/l] [Cnf] [OW] koolstof organisch
[grafiek] Cr [ug/l] [NVT] [OW] chroom
[grafiek] Cr [ug/l] [nf] [OW] chroom
[grafiek] Cu [ug/l] [NVT] [OW] koper
[grafiek] Cu [ug/l] [nf] [OW] koper
[grafiek] DBahAnt [ug/l] [NVT] [OW] dibenzo(a,h)antraceen
[grafiek] DC8yFt [ug/l] [NVT] [OW] dioctylftalaat
[grafiek] DClvs [ug/l] [NVT] [OW] dichloorvos
[grafiek] DEET [ug/l] [NVT] [OW] diethyltoluamide
[grafiek] DEHP [ug/l] [NVT] [OW] bis(2-ethylhexyl)ftalaat (DEHP)
[grafiek] DESTMTLUGVD [DIMSLS] [NVT] [OW] Destructie metalen uitgevoerd
[grafiek] DNOC [ug/l] [NVT] [OW] 4,6-dinitro-o-cresol
[grafiek] DS [%] [NVT] [OW] Droge stof
[grafiek] Daznn [ug/l] [NVT] [OW] diazinon
[grafiek] Dcba [ug/l] [NVT] [OW] dicamba
[grafiek] Dcbnl [ug/l] [NVT] [OW] dichlobenil
[grafiek] Dfncnzl [ug/l] [NVT] [OW] difenoconazool
[grafiek] DmtAd [ug/l] [NVT] [OW] dimethenamide
[grafiek] Dmtat [ug/l] [NVT] [OW] dimethoaat
[grafiek] Dnsb [ug/l] [NVT] [OW] dinoseb
[grafiek] Dntb [ug/l] [NVT] [OW] dinoterb
[grafiek] Dsftn [ug/l] [NVT] [OW] disulfoton
[grafiek] Durn [ug/l] [NVT] [OW] diuron
[grafiek] FLAB [%] [NVT] [OW] Flab (Floating Algae Beds)
[grafiek] Fe [mg/l] [NVT] [OW] ijzer
[grafiek] Fe [mg/l] [nf] [OW] ijzer
[grafiek] Fen [ug/l] [NVT] [OW] fenantreen
[grafiek] Fle [ug/l] [NVT] [OW] fluoreen
[grafiek] Flu [ug/l] [NVT] [OW] fluorantheen
[grafiek] GELDHD [mS/m] [25oC] [OW] Geleidendheid
[grafiek] HCB [ug/l] [NVT] [OW] hexachloorbenzeen
[grafiek] HCO3 [mg/l] [NVT] [OW] waterstofcarbonaat
[grafiek] HH [mg/l] [CaCO3] [OW] Hardheid
[grafiek] HH [mmol/l] [NVT] [OW] Hardheid
[grafiek] HTI [ug/l] [NVT] [OW] 4-hydroxy-2,5,6-trichloorisoftalonitril
[grafiek] Hg [ug/l] [NVT] [OW] kwik
[grafiek] Hg [ug/l] [nf] [OW] kwik
[grafiek] HpCl [ug/l] [NVT] [OW] heptachloor
[grafiek] InP [ug/l] [NVT] [OW] indeno(1,2,3-cd)pyreen
[grafiek] K [mg/l] [NVT] [OW] kalium
[grafiek] K [mg/l] [nf] [OW] kalium
[grafiek] KROOS [%] [INSU] [OW] Kroos
[grafiek] KROOS [%] [NVT] [OW] Kroos
[grafiek] KROOS [DIMSLS] [NVT] [OW] Kroos
[grafiek] MCPA [ug/l] [NVT] [OW] 2-methyl-4-chloorfenoxyazijnzuur
[grafiek] MCPB [ug/l] [NVT] [OW] 2-methyl-4-chloorfenoxyboterzuur
[grafiek] MCPP [ug/l] [NVT] [OW] mecoprop
[grafiek] MGETAL [mmol/l] [NVT] [OW] M-getal
[grafiek] Mg [mg/l] [NVT] [OW] magnesium
[grafiek] Mg [mg/l] [nf] [OW] magnesium
[grafiek] Mlnrn [ug/l] [NVT] [OW] monolinuron
[grafiek] Mn [mg/l] [NVT] [OW] mangaan
[grafiek] Mn [mg/l] [nf] [OW] mangaan
[grafiek] Mn [ug/l] [NVT] [OW] mangaan
[grafiek] Mn [ug/l] [nf] [OW] mangaan
[grafiek] Mo [ug/l] [NVT] [OW] molybdeen
[grafiek] Mo [ug/l] [nf] [OW] molybdeen
[grafiek] NH4 [mg/l] [N] [OW] ammonium
[grafiek] NKj [mg/l] [N] [OW] stikstof Kjeldahl
[grafiek] NO2 [mg/l] [N] [OW] nitriet
[grafiek] NO3 [mg/l] [N] [OW] nitraat
[grafiek] Na [mg/l] [NVT] [OW] natrium
[grafiek] Na [mg/l] [nf] [OW] natrium
[grafiek] Naf [ug/l] [NVT] [OW] naftaleen
[grafiek] Ni [ug/l] [NVT] [OW] nikkel
[grafiek] Ni [ug/l] [nf] [OW] nikkel
[grafiek] Ntot [mg/l] [N] [OW] stikstof totaal
[grafiek] O2 [%] [NVT] [OW] zuurstof
[grafiek] O2 [mg/l] [NVT] [OW] zuurstof
[grafiek] OS [mg/l] [NVT] [OW] Onopgeloste stoffen
[grafiek] PBDE100 [mg/kg] [NVT] [ZS] 2,2',4,4',6-pentabroomdifenylether
[grafiek] PBDE138 [mg/kg] [NVT] [ZS] 2,2',3,4,4',5'-hexabroomdifenylether
[grafiek] PBDE153 [mg/kg] [NVT] [ZS] 2,2',4,4',5,5'-hexabroomdifenylether
[grafiek] PBDE154 [mg/kg] [NVT] [ZS] 2,2',4,4',5,6'-hexabroomdifenylether
[grafiek] PBDE28 [mg/kg] [NVT] [ZS] 2,4,4'-tribroomdifenylether
[grafiek] PBDE47 [mg/kg] [NVT] [ZS] 2,2',4,4'-tetrabroomdifenylether
[grafiek] PBDE66 [ug/l] [NVT] [OW] 2,3',4,4'-tetrabroomdifenylether
[grafiek] PBDE85 [mg/kg] [NVT] [ZS] 2,2',3,4,4'-pentabroomdifenylether
[grafiek] PBDE99 [mg/kg] [NVT] [ZS] 2,2',4,4',5-pentabroomdifenylether
[grafiek] PGETAL [mmol/l] [NVT] [OW] P-getal
[grafiek] PO4 [mg/l] [P] [OW] fosfaat
[grafiek] Pb [ug/l] [NVT] [OW] lood
[grafiek] Pb [ug/l] [nf] [OW] lood
[grafiek] PeClFol [ug/l] [NVT] [OW] pentachloorfenol
[grafiek] Ptot [mg/l] [P] [OW] fosfor totaal
[grafiek] Pyr [ug/l] [NVT] [OW] pyreen
[grafiek] SO4 [mg/l] [NVT] [OW] sulfaat
[grafiek] Sb [ug/l] [NVT] [OW] antimoon
[grafiek] Sb [ug/l] [nf] [OW] antimoon
[grafiek] Se [ug/l] [NVT] [OW] seleen
[grafiek] Se [ug/l] [nf] [OW] seleen
[grafiek] Sn [ug/l] [NVT] [OW] tin
[grafiek] Sn [ug/l] [nf] [OW] tin
[grafiek] Sr [ug/l] [NVT] [OW] strontium
[grafiek] Sr [ug/l] [nf] [OW] strontium
[grafiek] Stot [mg/l] [NVT] [OW] zwavel totaal
[grafiek] Stot [mg/l] [nf] [OW] zwavel totaal
[grafiek] T [oC] [NVT] [OW] Temperatuur
[grafiek] THERMTLRTCLS [n/dl] [KVE] [OW] Thermotolerante Coli's (incubatie bij 44 C)
[grafiek] Tazfs [ug/l] [NVT] [OW] triazofos
[grafiek] Te [ug/l] [NVT] [OW] tellurium
[grafiek] Te [ug/l] [nf] [OW] tellurium
[grafiek] TfsfrnC1y [ug/l] [NVT] [OW] triflusulfuron-methyl
[grafiek] Ti [ug/l] [NVT] [OW] titaan
[grafiek] Ti [ug/l] [nf] [OW] titaan
[grafiek] Tl [ug/l] [NVT] [OW] thallium
[grafiek] Tl [ug/l] [nf] [OW] thallium
[grafiek] U [ug/l] [NVT] [OW] uranium
[grafiek] U [ug/l] [nf] [OW] uranium
[grafiek] V [ug/l] [NVT] [OW] vanadium
[grafiek] V [ug/l] [nf] [OW] vanadium
[grafiek] VEGTTE [%] [NVT] [OW] Vegetatie
[grafiek] W [ug/l] [NVT] [OW] wolfraam
[grafiek] W [ug/l] [nf] [OW] wolfraam
[grafiek] ZICHT [dm] [NVT] [OW] Doorzicht
[grafiek] Zn [ug/l] [NVT] [OW] zink
[grafiek] Zn [ug/l] [nf] [OW] zink
[grafiek] aHCH [ug/l] [NVT] [OW] alfa-hexachloorcyclohexaan
[grafiek] acdne [ug/l] [NVT] [OW] acridine
[grafiek] actmpd [ug/l] [NVT] [OW] acetamiprid
[grafiek] aedsfn [ug/l] [NVT] [OW] alfa-endosulfan
[grafiek] alCl [ug/l] [NVT] [OW] alachloor
[grafiek] aldn [ug/l] [NVT] [OW] aldrin
[grafiek] amdsfrn [ug/l] [NVT] [OW] amidosulfuron
[grafiek] atzne [ug/l] [NVT] [OW] atrazine
[grafiek] atzne [ug/l] [nf] [OW] atrazine
[grafiek] bHCH [ug/l] [NVT] [OW] beta-hexachloorcyclohexaan
[grafiek] bentzn [ug/l] [NVT] [OW] bentazon
[grafiek] bisFolA [ug/l] [NVT] [OW] bisfenol-A
[grafiek] cHCH [ug/l] [NVT] [OW] gamma-hexachloorcyclohexaan (lindaan)
[grafiek] cHpClepO [ug/l] [NVT] [OW] cis-heptachloorepoxide
[grafiek] captn [ug/l] [NVT] [OW] captan
[grafiek] captn [ug/l] [nf] [OW] captan
[grafiek] carbdzm [ug/l] [NVT] [OW] carbendazim
[grafiek] carftznC2y [ug/l] [NVT] [OW] carfentrazon-ethyl
[grafiek] cloprld [ug/l] [NVT] [OW] clopyralid
[grafiek] cumfs [ug/l] [NVT] [OW] cumafos
[grafiek] cyazfAd [ug/l] [NVT] [OW] cyazofamide
[grafiek] cymOanl [ug/l] [NVT] [OW] cymoxanil
[grafiek] dHCH [ug/l] [NVT] [OW] delta-hexachloorcyclohexaan
[grafiek] demtSC1y [ug/l] [NVT] [OW] demeton-S-methyl
[grafiek] desC2yatzne [ug/l] [NVT] [OW] desethylatrazine
[grafiek] desC2ytC4yaz [ug/l] [NVT] [OW] desethylterbutylazine
[grafiek] desmtn [ug/l] [NVT] [OW] desmetryn
[grafiek] dieldn [ug/l] [NVT] [OW] dieldrin
[grafiek] eHCH [ug/l] [NVT] [OW] epsilon-hexachloorcyclohexaan
[grafiek] endn [ug/l] [NVT] [OW] endrin
[grafiek] endsfSO4 [ug/l] [NVT] [OW] endosulfansulfaat
[grafiek] epxcnzl [ug/l] [NVT] [OW] epoxiconazool
[grafiek] esTol [ug/l] [NVT] [OW] estriol
[grafiek] etfmst [ug/l] [NVT] [OW] ethofumesaat
[grafiek] etnetDol [ug/l] [NVT] [OW] ethinylestradiol
[grafiek] etpfs [ug/l] [NVT] [OW] ethoprofos
[grafiek] feNO2ton [ug/l] [NVT] [OW] fenitrothion
[grafiek] fenOxcb [ug/l] [NVT] [OW] fenoxycarb
[grafiek] fenmdfm [ug/l] [NVT] [OW] fenmedifam
[grafiek] fenmdn [ug/l] [NVT] [OW] fenamidon
[grafiek] fenppdn [ug/l] [NVT] [OW] fenpropidin
[grafiek] fenppmf [ug/l] [NVT] [OW] fenpropimorf
[grafiek] fenton [ug/l] [NVT] [OW] fenthion
[grafiek] fenvlrt [ug/l] [NVT] [OW] fenvaleraat
[grafiek] fluaznm [ug/l] [NVT] [OW] fluazinam
[grafiek] flurOxpr [ug/l] [NVT] [OW] fluroxypyr
[grafiek] flutlnl [ug/l] [NVT] [OW] flutolanil
[grafiek] fosfmdn [ug/l] [NVT] [OW] fosfamidon
[grafiek] glyfst [ug/l] [NVT] [OW] glyfosaat
[grafiek] iOaftl [ug/l] [NVT] [OW] isoxaflutool
[grafiek] iOxnl [ug/l] [NVT] [OW] ioxynil
[grafiek] idn [ug/l] [NVT] [OW] isodrin
[grafiek] imdcpd [ug/l] [NVT] [OW] imidacloprid
[grafiek] imzll [ug/l] [NVT] [OW] imazalil
[grafiek] iptrn [ug/l] [NVT] [OW] isoproturon
[grafiek] isxbn [ug/l] [NVT] [OW] isoxaben
[grafiek] kresOxmC1y [ug/l] [NVT] [OW] kresoxim-methyl
[grafiek] lcyhltn [ug/l] [NVT] [OW] lambda-cyhalothrin
[grafiek] linrn [ug/l] [NVT] [OW] linuron
[grafiek] malton [ug/l] [NVT] [OW] malathion
[grafiek] metbmrn [ug/l] [NVT] [OW] metobromuron
[grafiek] metbtazrn [ug/l] [NVT] [OW] metabenzthiazuron
[grafiek] metbzn [ug/l] [NVT] [OW] metribuzin
[grafiek] metlCl [ug/l] [NVT] [OW] metolachloor
[grafiek] metxrn [ug/l] [NVT] [OW] metoxuron
[grafiek] mevfs [ug/l] [NVT] [OW] mevinfos
[grafiek] mlxl [ug/l] [NVT] [OW] metalaxyl
[grafiek] mmtn [ug/l] [NVT] [OW] metamitron
[grafiek] monrn [ug/l] [NVT] [OW] monuron
[grafiek] mzCl [ug/l] [NVT] [OW] metazachloor
[grafiek] nicsfrn [ug/l] [NVT] [OW] nicosulfuron
[grafiek] oestn [ug/l] [NVT] [OW] oestron
[grafiek] pH [DIMSLS] [NVT] [OW] Zuurgraad
[grafiek] pTolsfAd [ug/l] [NVT] [OW] p-tolueensulfonamide
[grafiek] penccrn [ug/l] [NVT] [OW] pencycuron
[grafiek] pirmcb [ug/l] [NVT] [OW] pirimicarb
[grafiek] proClaz [ug/l] [NVT] [OW] prochloraz
[grafiek] profm [ug/l] [NVT] [OW] profam
[grafiek] propAd [ug/l] [NVT] [OW] propyzamide
[grafiek] propCl [ug/l] [NVT] [OW] propachloor
[grafiek] propcnzl [ug/l] [NVT] [OW] propiconazol (som cis- en trans-)
[grafiek] propxr [ug/l] [NVT] [OW] propoxur
[grafiek] propzne [ug/l] [NVT] [OW] propazine
[grafiek] prosfcb [ug/l] [NVT] [OW] prosulfocarb
[grafiek] pymtzne [ug/l] [NVT] [OW] pymetrozine
[grafiek] pyrazfs [ug/l] [NVT] [OW] pyrazofos
[grafiek] rimsfrn [ug/l] [NVT] [OW] rimsulfuron
[grafiek] s4C9yFol [ug/l] [NVT] [OW] som 4-nonylfenol-isomeren (vertakt)
[grafiek] sAOX [ug/l] [Cl] [OW] som adsorbeerbare organische halogeenverbindingen
[grafiek] sChER [ug/l] [NVT] [OW] som cholinesteraseremmers
[grafiek] sDtocbmt [ug/l] [CS2] [OW] som dithiocarbamaten
[grafiek] sNO3NO2 [mg/l] [N] [OW] som nitraat en nitriet
[grafiek] sPAK10 [ug/l] [NVT] [OW] som 10 polycyclische aromatische koolwaterstoffen (VROM)
[grafiek] sPAK16 [ug/l] [NVT] [OW] som 16 polycyclische aromatische koolwaterstoffen (EPA)
[grafiek] sPAK6 [ug/l] [NVT] [OW] som 6 polycyclische aromatische koolwaterstoffen (Borneff)
[grafiek] simzne [ug/l] [NVT] [OW] simazine
[grafiek] sulcton [ug/l] [NVT] [OW] sulcotrion
[grafiek] tCldn [ug/l] [NVT] [OW] trans-chloordaan
[grafiek] tebcnzl [ug/l] [NVT] [OW] tebuconazol
[grafiek] teldn [ug/l] [NVT] [OW] telodrin
[grafiek] terC4yazne [ug/l] [NVT] [OW] terbutylazine
[grafiek] terbtn [ug/l] [NVT] [OW] terbutrin
[grafiek] thiacpd [ug/l] [NVT] [OW] thiacloprid
[grafiek] tolcfsC1y [ug/l] [NVT] [OW] tolclofos-methyl

Metingen:

Vanaf: t/m:

Tijdstip	Som 6 polycyclische aromatische koolwaterstoffen (Borneff) WNS2395 sPAK6 [ug/l] [NVT] [OW]
19-08-1999 09:08	0.02
20-05-1999 09:05	NB
13-10-1998 14:10	< 0.10
13-08-1998 08:08	0.02
16-06-1998 15:06	NB
15-04-1998 15:04	0.02
07-10-1997 13:10	0.01
12-08-1997 13:08	0.01
18-06-1997 09:06	0.01
15-04-1997 14:04	0.00
09-10-1996 08:10	< 0.01
14-08-1996 08:08	0.02
18-06-1996 12:06	0.01
04-10-1995 10:10	< 0.02
26-07-1995 12:07	< 0.10
22-06-1995 15:06	0.02
05-04-1995 13:04	< 0.02