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EWG's Tap Water Database — 2021 UPDATE

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Fluoride

Citizens Water - Indianapolis

Fluoride occurs naturally in surface and groundwater and is also added to drinking water by many water systems. Read More.

Fluoride has been promoted as a chemical that reduces dental cavities. Yet it is now well-established that fluoride primarily exerts its protective effects through topical mechanisms, such as sodium fluoride in toothpaste and mouthwash. In contrast, long-term ingestion of fluoride in water increases dental fluorosis, which includes mottling, pitting and weakening of the teeth. EPA's maximum legal limit is set at 4 parts per million (ppm) to prevent skeletal fluorosis, a condition where bones become brittle and more susceptible to fractures, although these effects may occur at lower doses.

Even fluoride levels of 0.7 ppm, the amount of fluoride in drinking water recommended by the U.S. Public Health Service, can result in too much fluoride for bottle-fed babies. EWG recommends that caregivers mix baby formula with fluoride-free water. The National Toxicology Program is investigating the potential for low doses of fluoride to alter thyroid function and childhood brain development.

 

609

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.791 ppm87870.330 ppm - 1.01 ppm
20150.817 ppm1251250.110 ppm - 1.19 ppm
20160.795 ppm87870.448 ppm - 1.11 ppm
20170.705 ppm1121120.110 ppm - 1.14 ppm
20180.744 ppm90900.0717 ppm - 1.06 ppm
20190.694 ppm1081080.000570 ppm - 1.04 ppm

ppm = parts per million

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 4 ppm

ppm = parts per million

All test results

Date Lab ID Result
2014-01-01FCPEJAN14FLUOR0.800 ppm
2014-01-01GSPDJAN14FLUOR0.970 ppm
2014-01-01HSPDJAN14FLUOR0.860 ppm
2014-01-01SWFPDJAN14FLUOR0.730 ppm
2014-01-01TWMPEJAN14FLUOR0.360 ppm
2014-01-01WRNPEJAN14FLUOR0.810 ppm
2014-01-01WRPEWRNPEJAN14FL0.700 ppm
2014-02-01FCPEFLUORFEB140.770 ppm
2014-02-01GSPDFLUORFEB140.920 ppm
2014-02-01HSPDFLUORFEB140.870 ppm
2014-02-01SWFPDFLUORFEB140.750 ppm
2014-02-01TWMPEFLUORFEB140.770 ppm
2014-02-01WRNPEFLUORFEB140.750 ppm
2014-02-01WRPEFLUORFEB140.770 ppm
2014-02-12670853IOC-20140.830 ppm
2014-02-12670855IOC-20140.830 ppm
2014-02-12670857IOC-20140.810 ppm
2014-02-12670859IOC-20140.800 ppm
2014-02-12670869IOC-20141.000 ppm
2014-02-12670872IOC-20140.950 ppm
2014-02-12670874IOC-20140.750 ppm
2014-03-01FCPEMAR14FLUOR0.700 ppm
2014-03-01GSPDMAR14FLUOR0.910 ppm
2014-03-01HSPDMAR14FLUOR0.830 ppm
2014-03-01SWFPDMAR14FLUOR0.680 ppm
2014-03-01TWMPEMAR14FLUOR0.750 ppm
2014-03-01WRNPEMAR14FLUOR0.670 ppm
2014-03-01WRPEMAR14FLUOR0.750 ppm
2014-04-01FCPEFLUORAPR20140.770 ppm
2014-04-01GSPDFLUORAPR20140.950 ppm
2014-04-01HSPDFLUORAPR20140.830 ppm
2014-04-01SWFPDFLUORAPR2010.700 ppm
2014-04-01TWMPEFLUORAPR2010.780 ppm
2014-04-01WRNPEFLUORAPR2010.650 ppm
2014-04-01WRPEFLUORAPR20140.750 ppm
2014-05-01FCPEMAY14FLUOR0.780 ppm
2014-05-01GSPEMAY14FLUOR0.840 ppm
2014-05-01HSPDMAY14FLUOR0.800 ppm
2014-05-01SWFPDMAY14FLUOR0.680 ppm
2014-05-01TWMPEMAY14FLUOR0.770 ppm
2014-05-01WRNPEMAY14FLUOR0.680 ppm
2014-05-01WRPEMAY14FLUOR0.770 ppm
2014-06-01FCPEJUN14FLUOR0.810 ppm
2014-06-01GSPDJUN14FLUOR0.830 ppm
2014-06-01HSPDJUN14FLUOR0.810 ppm
2014-06-01SWFPDJUN14FLUOR0.820 ppm
2014-06-01TWMPEJUN14FLUOR0.790 ppm
2014-06-01WRNPEJUN14FLUOR0.730 ppm
2014-06-01WRPEJUN14FLUOR0.760 ppm
2014-07-01FCPEJULY14FLUOR0.750 ppm
2014-07-01FORDPDJULY14FLUO0.920 ppm
2014-07-01GSPDJULY14FLUOR0.820 ppm
2014-07-01HSPDJULY14FLUOR0.780 ppm
2014-07-01SWFPDJULY14FLUOR0.810 ppm
2014-07-01TWMPEJULY14FLUOR0.780 ppm
2014-07-01WRNPEJULY14FLUOR0.680 ppm
2014-07-01WRPEJULY14FLUOR0.790 ppm
2014-08-01FCPEAUG14FLUOR0.810 ppm
2014-08-01FORDPDAUG14FLUOR0.940 ppm
2014-08-01GSPDAUG14FLUOR0.840 ppm
2014-08-01HSPDAUG14FLUOR0.780 ppm
2014-08-01SWFPDAUG14FLUOR0.760 ppm
2014-08-01TWMPEAUG14FLUOR0.810 ppm
2014-08-01WRNPEAUG14FLUOR0.720 ppm
2014-08-01WRPEAUG14FLUOR0.800 ppm
2014-09-01FCPESEPT14FLUOR0.860 ppm
2014-09-01FORDPDSEPT14FLUO1.01 ppm
2014-09-01GSPDSEPT14FLUOR0.860 ppm
2014-09-01HSPDSEPT14FLUOR0.820 ppm
2014-09-01SWFPDSEPT14FLUOR0.830 ppm
2014-09-01TWMPESEPT14FLUOR0.900 ppm
2014-09-01WRNPESEPT14FLUOR0.840 ppm
2014-09-01WRPESEPT14FLUOR0.860 ppm
2014-10-01FCPEOCT14FLOUR0.820 ppm
2014-10-01GSPDOCT14FLOUR0.830 ppm
2014-10-01HSPDOCT14FLOUR0.750 ppm
2014-10-01SWFPDOCT14FLOUR0.750 ppm
2014-10-01TWMPEOCT14FLOUR0.880 ppm
2014-10-01WRNPEOCT14FLOUR0.790 ppm
2014-10-01WRPEOCT14FLOUR0.820 ppm
2014-12-01FCPEDEC14FLUOR0.810 ppm
2014-12-01GSPDDEC14FLUOR0.850 ppm
2014-12-01HSPDDEC14FLUOR0.770 ppm
2014-12-01SWFPDDEC14FLUOR0.330 ppm
2014-12-01TWMPEDEC14FLUOR0.860 ppm
2014-12-01WRNPEDEC14FLUOR0.640 ppm
2014-12-01WRPEDEC14FLUOR0.750 ppm
2015-01-01FCPEJAN15FLUOR0.790 ppm
2015-01-01GSPDJAN15FLUOR0.880 ppm
2015-01-01HSPDJAN15FLUOR0.740 ppm
2015-01-01SWFPDJAN15FLUOR0.110 ppm
2015-01-01TWMPEJAN15FLUOR0.840 ppm
2015-01-01WRNPEJAN15FLUOR0.790 ppm
2015-01-01WRPEJAN15FLUOR0.740 ppm
2015-01-02716880IOC-20150.790 ppm
2015-02-01GSPDFLUORFEB20150.880 ppm
2015-02-01HSPDFLUORFEB20150.650 ppm
2015-02-01SWFPDFLUORFEB2010.620 ppm
2015-02-01TWMPEFLUORFEB2010.900 ppm
2015-02-01WRNPEFLUORFEB2010.800 ppm
2015-02-01WRPEFLUORFEB20150.760 ppm
2015-02-11722640IOC-20150.800 ppm
2015-02-11722642IOC-20151.000 ppm
2015-02-11722644IOC-20150.890 ppm
2015-02-11722648IOC-20150.900 ppm
2015-02-11722650IOC-20150.820 ppm
2015-02-11722652IOC-20150.760 ppm
2015-03-01FCPEMAR15FLUOR0.610 ppm
2015-03-01GSPDMAR15FLUOR0.940 ppm
2015-03-01SWFPDMAR15FLUOR0.730 ppm
2015-03-01TWMPEMAR15FLUOR0.890 ppm
2015-03-01WRNPEMAR15FLUOR0.750 ppm
2015-03-01WRPEMAR15FLUOR0.800 ppm
2015-04-01FCPEAPR2015FLOUR0.870 ppm
2015-04-01GSPDAPR2015FLOUR0.920 ppm
2015-04-01SWFPDAPR2015FLOU0.790 ppm
2015-04-01TWMPEAPR2015FLOU0.910 ppm
2015-04-01WRNPEAPR2015FLOU0.930 ppm
2015-04-01WRPEAPR2015FLOUR0.780 ppm
2015-05-01FCPEFLUORMAY20150.860 ppm
2015-05-01GSPDFLUORMAY20150.930 ppm
2015-05-01HSPDFLUORMAY20150.650 ppm
2015-05-01SWFPDFLUORMAY2010.850 ppm
2015-05-01TWMPEFLUORMAY2010.920 ppm
2015-05-01WRNPEFLUORMAY2010.970 ppm
2015-05-01WRPEFLUORMAY20150.820 ppm
2015-05-13150006501IOC-2010.869 ppm
2015-05-13150006502IOC-2010.940 ppm
2015-05-13150006503IOC-2010.969 ppm
2015-05-13150006504IOC-2010.887 ppm
2015-05-13150006505IOC-2010.864 ppm
2015-05-13150006506IOC-2010.111 ppm
2015-05-13150006507IOC-2010.763 ppm
2015-05-20150010110IOC-2010.304 ppm
2015-06-01FCPEFLUORJUN20150.903 ppm
2015-06-01FORDPDFLUORJUN200.938 ppm
2015-06-01GSPDFLUORJUN20150.841 ppm
2015-06-01HRBRPDFLUORJUN200.340 ppm
2015-06-01HSPDFLUORJUN20150.857 ppm
2015-06-01TWMPEFLUORJUN2010.910 ppm
2015-06-01WRNPEFLUORJUN2010.943 ppm
2015-06-01WRPEFLUORJUN20150.769 ppm
2015-06-26150028806IOC-1020.877 ppm
2015-07-01FCPEJULY2015FLUO0.916 ppm
2015-07-01FORDPDJULY2015FL0.896 ppm
2015-07-01GSPDJULY2015FLUO0.850 ppm
2015-07-01HARBOURPD0.795 ppm
2015-07-01HSPDJULY2015FLUO0.872 ppm
2015-07-01SWFPDJULY2015FLU0.751 ppm
2015-07-01TWMPEJULY2015FLU0.890 ppm
2015-07-01WRNPEJULY2015FLU0.856 ppm
2015-07-01WRPEJULY2015FLUO0.766 ppm
2015-08-01FCPEAUG2015FLUOR0.871 ppm
2015-08-01FORDPDAUG2015FLU0.844 ppm
2015-08-01GSPDAUG2015FLUOR0.863 ppm
2015-08-01HSPDAUG2015FLUOR0.883 ppm
2015-08-01SWFPDAUG2015FLUO0.277 ppm
2015-08-01TWMPEAUG2015FLUO0.900 ppm
2015-08-01WRNPEAUG2015FLUO0.834 ppm
2015-08-01WRPEAUG2015FLUOR0.859 ppm
2015-08-11150054610IOC-1020.863 ppm
2015-08-12150054601IOC-1020.853 ppm
2015-08-12150054602IOC-1020.913 ppm
2015-08-12150054603IOC-1020.960 ppm
2015-08-12150054604IOC-1020.570 ppm
2015-08-12150054605IOC-1020.898 ppm
2015-08-12150054606IOC-1020.904 ppm
2015-08-12150054607IOC-1020.127 ppm
2015-08-12150054608IOC-1020.796 ppm
2015-09-01FCPEFLOURSEPT2010.915 ppm
2015-09-01FORDPDFLOURSEPT20.854 ppm
2015-09-01GSPDFLOURSEPT2010.900 ppm
2015-09-01HARBOURPDFLOURSE1.07 ppm
2015-09-01HSPDFLOURSEPT2010.897 ppm
2015-09-01SWFPDFLOURSEPT200.833 ppm
2015-09-01TWMPEFLOURSEPT200.869 ppm
2015-09-01WRNPEFLOURSEPT200.688 ppm
2015-09-01WRPEFLOURSEPT2010.893 ppm
2015-10-01FCPEOCT15FLUO0.858 ppm
2015-10-01FORDPDOCT15FLUO0.735 ppm
2015-10-01GSPDOCT15FLUO0.897 ppm
2015-10-01HARBOURPDOCT15FL1.05 ppm
2015-10-01HSPDOCT15FLUO0.896 ppm
2015-10-01SWFPDOCT15FLUO0.852 ppm
2015-10-01TWMPEOCT15FLUO0.947 ppm
2015-10-01WRNPEOCT15FLUO0.510 ppm
2015-10-01WRPEOCT15FLUO0.911 ppm
2015-10-10150102308IOC-2010.998 ppm
2015-11-01FCPEFLOURNOV20150.821 ppm
2015-11-01FORDPDFLOURNOV200.999 ppm
2015-11-01GSPDFLOURNOV20150.906 ppm
2015-11-01HARBOURPDFLOURNO1.02 ppm
2015-11-01HSPDFLOURNOV20150.903 ppm
2015-11-01SWFPDFLOURNOV2010.779 ppm
2015-11-01TWMPEFLOURNOV2010.913 ppm
2015-11-01WRNPEFLOURNOV2010.730 ppm
2015-11-01WRPEFLOURNOV20150.915 ppm
2015-11-09150100702IOC-2010.933 ppm
2015-11-09150100704IOC-2010.803 ppm
2015-11-09150100706IOC-2010.915 ppm
2015-11-09150100708IOC-2010.751 ppm
2015-11-11150102910IOC-2010.909 ppm
2015-11-11150102911IOC-2010.885 ppm
2015-11-11150102912IOC-2010.792 ppm
2015-11-11150102913IOC-2011.01 ppm
2015-12-01FCPEFLUORDEC20150.794 ppm
2015-12-01FORDPDFLUORDEC201.19 ppm
2015-12-01GSPDFLUORDEC20150.463 ppm
2015-12-01HSPDFLUORDEC20150.875 ppm
2015-12-01TWMPEFLUORDEC2010.905 ppm
2015-12-01WRNPEFLUORDEC2010.265 ppm
2015-12-01WRPEFLUORDEC20150.794 ppm
2016-05-01FCPEMAY2016FLUOR0.770 ppm
2016-05-01GSPDMAY2016FLUOR0.970 ppm
2016-05-01HARBOURMAY2016FL0.770 ppm
2016-05-01HSPDMAY2016FLUOR0.860 ppm
2016-05-01SWFPDMAY2016FLUO0.640 ppm
2016-05-01TWMPEMAY2016FLUO0.880 ppm
2016-05-01WRNPEMAY2016FLUO0.940 ppm
2016-05-01WRPEMAY2016FLUOR0.660 ppm
2016-05-1016066622IOC-20160.775 ppm
2016-05-1116067007IOC-20160.674 ppm
2016-05-1116067014IOC-20160.741 ppm
2016-05-1116067021IOC-20160.909 ppm
2016-05-1116067026IOC-20160.961 ppm
2016-05-1116067302IOC-20160.820 ppm
2016-05-1116067304IOC-20160.448 ppm
2016-06-01FCPEFLUORJUN20160.770 ppm
2016-06-01FORDPDFLUORJUN200.800 ppm
2016-06-01GSPDFLUORJUN20160.960 ppm
2016-06-01HARBOURFLUORJUN20.780 ppm
2016-06-01HSPDFLUORJUN20160.910 ppm
2016-06-01SWFPDFLUORJUN2010.690 ppm
2016-06-01TWWPEFLUORJUN2010.840 ppm
2016-06-01WRNRESVFLUORJUN20.810 ppm
2016-06-01WRPEFLUORJUN20160.670 ppm
2016-07-01FCPEJULFLUORIDE20.760 ppm
2016-07-01FORDJULFLUORIDE20.810 ppm
2016-07-01GSPDJULFLUORIDE20.940 ppm
2016-07-01HARBOURJULFLUORI0.780 ppm
2016-07-01HSPDJULFLUORIDE20.830 ppm
2016-07-01SWFJULFLUORIDE200.710 ppm
2016-07-01TWMJULFLUORIDE200.790 ppm
2016-07-01WRNJULFLUORIDE200.640 ppm
2016-07-01WRPEJULFLUORIDE20.690 ppm
2016-08-01FCPEAUG2016FLUOR0.790 ppm
2016-08-01FORDPDAUG2016FLU0.590 ppm
2016-08-01GSPDAUG2016FLUOR1.06 ppm
2016-08-01HARBOURPDAUG20160.810 ppm
2016-08-01HSPDAUG2016FLUOR0.820 ppm
2016-08-01SWFPDAUG2016FLUO0.740 ppm
2016-08-01TWMPEAUG2016FLUO0.850 ppm
2016-08-01WRNAUG2016FLUOR0.740 ppm
2016-08-01WRPEAUG2016FLUOR0.710 ppm
2016-08-0916121401IOC-20160.760 ppm
2016-08-0916121402IOC-20160.799 ppm
2016-08-0916121403IOC-20160.878 ppm
2016-08-0916121404IOC-20160.970 ppm
2016-08-0916121409IOC-20160.819 ppm
2016-08-1016122502IOC-20161.11 ppm
2016-08-1016122506IOC-20160.748 ppm
2016-08-1016122508IOC-20160.546 ppm
2016-08-1016122514IOC-20160.832 ppm
2016-09-01FCPESEPT2016FLOU0.760 ppm
2016-09-01FORDPDSEPT2016FL0.720 ppm
2016-09-01GSPDSEPT2016FLOU1.000 ppm
2016-09-01HARBOURPDSEPT2010.770 ppm
2016-09-01HSPDSEPT2016FLOU0.790 ppm
2016-09-01SWFPDSEPT2016FLO0.720 ppm
2016-09-01TWMPESEPT2016FLO0.850 ppm
2016-09-01WRNRESVSEPT2016F0.880 ppm
2016-09-01WRPESEPT2016FLOU0.650 ppm
2016-10-01FCPEOCT2016FLOUR0.800 ppm
2016-10-01FORDPDOCT2016FLO0.840 ppm
2016-10-01GSPDOCT2016FLOUR0.930 ppm
2016-10-01HARBOUROCT2016FL0.790 ppm
2016-10-01HSPDOCT2016FLOUR0.790 ppm
2016-10-01SWFPDOCT2016FLOU0.720 ppm
2016-10-01TWMPEOCT2016FLOU0.840 ppm
2016-10-01WRNOCT2016FLOUR0.830 ppm
2016-10-01WRPEOCT2016FLOUR0.640 ppm
2016-11-01FCPEFLUORNOV20160.790 ppm
2016-11-01FORDFLUORNOV20160.890 ppm
2016-11-01GSPDFLUORNOV20160.940 ppm
2016-11-01HARBOURFLUORNOV20.740 ppm
2016-11-01HSPDFLUORNOV20160.850 ppm
2016-11-01SWFFLUORNOV20160.710 ppm
2016-11-01TWMPEFLUORNOV2010.850 ppm
2016-11-01WRNFLUORNOV20160.860 ppm
2016-11-01WRPEFLUORNOV20160.720 ppm
2016-12-01FCPEFLUORIDEDEC10.810 ppm
2016-12-01FORDFLUORIDEDEC10.860 ppm
2016-12-01GSPDFLUORIDEDEC10.880 ppm
2016-12-01HARBOURFLUORIDED0.730 ppm
2016-12-01HSPDFLUORIDEDEC10.800 ppm
2016-12-01SWFFLUORIDEDEC170.680 ppm
2016-12-01TWMPEFLUORIDEDEC0.860 ppm
2016-12-01WRNFLUORIDEDEC170.630 ppm
2016-12-01WRPEFLUORIDEDEC10.680 ppm
2017-01-01FCPEFLOURJAN20170.780 ppm
2017-01-01GSPDFLOURJAN20170.770 ppm
2017-01-01HARBOURFLOURJAN20.760 ppm
2017-01-01HSPDFLOURJAN20170.800 ppm
2017-01-01SWFPDFLOURJAN2010.690 ppm
2017-01-01TWMPEFLOURJAN2010.820 ppm
2017-01-01WRNFLOURJAN20170.820 ppm
2017-01-01WRPEFLOURJAN20170.610 ppm
2017-02-01FCPEFEB17FLOUR0.790 ppm
2017-02-01GSPDFEB17FLOUR0.780 ppm
2017-02-01HARBOURFEB17FLOU0.750 ppm
2017-02-01HSPDFEB17FLOUR0.790 ppm
2017-02-01SWFPDFEB17FLOUR0.700 ppm
2017-02-01TWMPEFEB17FLOUR0.850 ppm
2017-02-01WRNRESVFEB17FLOU0.920 ppm
2017-02-01WRPEFEB17FLOUR0.670 ppm
2017-03-01MAR2017FLOURFC0.760 ppm
2017-03-01MAR2017FLOURGSPD0.770 ppm
2017-03-01MAR2017FLOURHARB0.780 ppm
2017-03-01MAR2017FLOURHS0.760 ppm
2017-03-01MAR2017FLOURSWF0.660 ppm
2017-03-01MAR2017FLOURTWM0.840 ppm
2017-03-01MAR2017FLOURWR0.670 ppm
2017-03-01MAR2017FLOURWRN0.880 ppm
2017-04-01FCPEAPR2017FLOUR0.790 ppm
2017-04-01GSPDAPR2017FLOUR0.270 ppm
2017-04-01HARBAPR2017FLOUR0.780 ppm
2017-04-01HSPDAPR2017FLOUR0.750 ppm
2017-04-01SWFPDAPR2017FLOU0.660 ppm
2017-04-01TWMPEAPR2017FLOU0.800 ppm
2017-04-01WRNRESAPR2017FLO0.910 ppm
2017-04-01WRPEAPR2017FLOUR0.650 ppm
2017-05-01FCPEFLUORMAY20170.800 ppm
2017-05-01GSPDFLUORMAY20170.120 ppm
2017-05-01HARBFLUORMAY20170.810 ppm
2017-05-01HSPDFLUORMAY20170.810 ppm
2017-05-01SWFPDFLUORMAY2010.710 ppm
2017-05-01TWMPEFLUORMAY2010.800 ppm
2017-05-01WRNPEFLUORMAY2010.640 ppm
2017-05-01WRPEFLUORMAY20170.640 ppm
2017-05-0917070703IOC-20170.637 ppm
2017-05-0917070705IOC-20170.758 ppm
2017-05-0917070707IOC-20170.761 ppm
2017-05-0917070709IOC-20170.851 ppm
2017-05-1017070719IOC-20170.778 ppm
2017-05-1017071401IOC-20170.110 ppm
2017-05-1017071403IOC-20170.796 ppm
2017-05-1017071405IOC-20170.692 ppm
2017-06-01FCPEFLUORJUN20170.840 ppm
2017-06-01GSPDFLUORJUN20170.230 ppm
2017-06-01HARBFLUORJUN20170.800 ppm
2017-06-01HSPDFLUORJUN20170.550 ppm
2017-06-01SWFFLUORJUN20170.760 ppm
2017-06-01TWMPEFLUORJUN2010.830 ppm
2017-06-01WRNFLUORJUN20170.780 ppm
2017-06-01WRPEFLUORJUN20170.690 ppm
2017-07-01FCPEFLUORJUL170.820 ppm
2017-07-01FORDFLUORJUL170.230 ppm
2017-07-01GSFLUORJUL170.250 ppm
2017-07-01HARBOURFLUORJUL10.770 ppm
2017-07-01HSFLUORJUL170.130 ppm
2017-07-01SWFFLUORJUL170.770 ppm
2017-07-01TWMFLUORJUL170.840 ppm
2017-07-01WRFLUORJUL170.670 ppm
2017-07-01WRNFLUORJUL171.05 ppm
2017-08-01FCPEFLUORAUG20170.820 ppm
2017-08-01FORDPDFLUORAUG200.620 ppm
2017-08-01GSPDFLUORAUG20170.550 ppm
2017-08-01HARBOURPDFLUORAU0.820 ppm
2017-08-01HSPDFLUORAUG20170.130 ppm
2017-08-01SWFPDFLUORAUG2010.770 ppm
2017-08-01TWMPEFLUORAUG2010.840 ppm
2017-08-01WRNRESFLUORAUG201.14 ppm
2017-08-01WRPEFLUORAUG20170.770 ppm
2017-08-1617130601IOC-20170.749 ppm
2017-08-1617130602IOC-20170.810 ppm
2017-08-1617130603IOC-20170.789 ppm
2017-08-1617130604IOC-20171.09 ppm
2017-08-1617130605IOC-20170.699 ppm
2017-08-1617130606IOC-20170.157 ppm
2017-08-1617130607IOC-20170.745 ppm
2017-08-1617130608IOC-20170.270 ppm
2017-08-1617130610IOC-20170.767 ppm
2017-09-01FCPESEPTFLUOR170.840 ppm
2017-09-01FORDPDSEPTFLUOR10.940 ppm
2017-09-01HSPDSEPTFLUOR170.140 ppm
2017-10-01FCPECT17FLUOR0.810 ppm
2017-10-01FORDPDCT17FLUOR0.850 ppm
2017-10-01GSPDCT17FLUOR0.680 ppm
2017-10-01HARBOURCT17FLUOR0.840 ppm
2017-10-01HSPDCT17FLUOR0.170 ppm
2017-10-01SWFCT17FLUOR0.720 ppm
2017-10-01TWMPECT17FLUOR0.850 ppm
2017-10-01WRNCT17FLUOR0.970 ppm
2017-10-01WRPECT17FLUOR0.710 ppm
2017-11-01FCPEFLUORNOV20170.760 ppm
2017-11-01FORDFLUORNOV20170.730 ppm
2017-11-01GSPDFLUORNOV20170.750 ppm
2017-11-01HARBOURFLUORNOV20.770 ppm
2017-11-01HSPDFLUORNOV20170.240 ppm
2017-11-01SWFFLUORNOV20170.650 ppm
2017-11-01TWMPEFLUORNOV2010.810 ppm
2017-11-01WRNFLUORNOV20170.860 ppm
2017-11-01WRPEFLUORNOV20170.650 ppm
2017-12-01DEC18FLUORFCPE0.760 ppm
2017-12-01DEC18FLUORGSPD0.810 ppm
2017-12-01DEC18FLUORHARBOU0.800 ppm
2017-12-01DEC18FLUORHSPD0.510 ppm
2017-12-01DEC18FLUORSWFPD0.650 ppm
2017-12-01DEC18FLUORTWMPE0.780 ppm
2017-12-01DEC18FLUORWRPE0.720 ppm
2017-12-01WRNRESVDEC18FLUO0.920 ppm
2018-05-01FCMAY2018FLUOR0.810 ppm
2018-05-01FORDMAY2018FLUOR0.330 ppm
2018-05-01GSPDMAY2018FLUOR0.850 ppm
2018-05-01HARBMAY2018FLUOR0.760 ppm
2018-05-01HSPDMAY2018FLUOR0.740 ppm
2018-05-01SWFMAY2018FLUOR0.610 ppm
2018-05-01TWMMAY2018FLUOR0.750 ppm
2018-05-01WRMAY2018FLUOR0.770 ppm
2018-05-01WRNMAY2018FLUOR0.730 ppm
2018-05-1518071704IOC-20180.842 ppm
2018-05-1618072601IOC-20180.759 ppm
2018-05-1618072602IOC-20180.780 ppm
2018-05-1618072603IOC-20180.730 ppm
2018-05-1618072604IOC-20180.687 ppm
2018-05-1618072605IOC-20180.876 ppm
2018-05-1618072606IOC-20180.729 ppm
2018-05-1618072607IOC-20180.587 ppm
2018-06-01FCJUNE2018FLUOR0.790 ppm
2018-06-01FORDJUNE2018FLUO0.880 ppm
2018-06-01GSJUNE2018FLUOR0.730 ppm
2018-06-01HARBJUNE2018FLUO0.680 ppm
2018-06-01HSPDJUNE2018FLUO0.740 ppm
2018-06-01SWFFCJUNE2018FLU0.600 ppm
2018-06-01TWMJUNE2018FLUOR0.750 ppm
2018-06-01WRJUNE2018FLUOR0.720 ppm
2018-06-01WRNJUNE2018FLUOR0.700 ppm
2018-06-1318088613IOC-20180.973 ppm
2018-07-01FCJUL2018FLUOR0.830 ppm
2018-07-01FORDJUL2018FLUOR0.980 ppm
2018-07-01GSJUL2018FLUOR0.700 ppm
2018-07-01HARBJUL2018FLUOR0.640 ppm
2018-07-01HSPDJUL2018FLUOR0.780 ppm
2018-07-01SWFJUL2018FLUOR0.630 ppm
2018-07-01TWMJUL2018FLUOR0.770 ppm
2018-07-01WRJUL2018FLUOR0.750 ppm
2018-07-01WRNJUL2018FLUOR0.750 ppm
2018-08-01FCFLUORAUG180.830 ppm
2018-08-01FORDFLUORAUG181.06 ppm
2018-08-01GSFLUORAUG180.790 ppm
2018-08-01HARBFLUORAUG180.650 ppm
2018-08-01HSPDFLUORAUG180.830 ppm
2018-08-01SWFFLUORAUG180.640 ppm
2018-08-01TWMFLUORAUG180.790 ppm
2018-08-01WRFLUORAUG180.720 ppm
2018-08-01WRNFLUORAUG180.740 ppm
2018-08-1418127710IOC0.633 ppm
2018-08-15181281010.0717 ppm
2018-08-15181281020.840 ppm
2018-08-1518128103IOC0.805 ppm
2018-08-1518128104IOC0.755 ppm
2018-08-1518128105IOC0.788 ppm
2018-08-1518128106IOC0.794 ppm
2018-08-1518128107IOC0.645 ppm
2018-08-1518128108IOC1.02 ppm
2018-09-01FCFLUORSEPT180.820 ppm
2018-09-01FORDFLUORSEPT180.940 ppm
2018-09-01GSFLUORSEPT180.810 ppm
2018-09-01HARBFLUORSEPT180.630 ppm
2018-09-01HSFLUORSEPT180.790 ppm
2018-09-01SWFFLUORSEPT180.620 ppm
2018-09-01TWMFLUORSEPT180.780 ppm
2018-09-01WRFLUORSEPT180.680 ppm
2018-09-01WRNFLUORSEPT180.740 ppm
2018-10-01FCFLUOROCT20180.770 ppm
2018-10-01FORDFLUOROCT20180.890 ppm
2018-10-01GSFLUOROCT20180.840 ppm
2018-10-01HARBFLUOROCT20180.690 ppm
2018-10-01HSPDFLUOROCT20180.810 ppm
2018-10-01SWFFLUOROCT20180.600 ppm
2018-10-01TWMFLUOROCT20180.810 ppm
2018-10-01WRFLUOROCT20180.690 ppm
2018-10-01WRNFLUOROCT20180.730 ppm
2018-11-01FCFLUORNOV180.720 ppm
2018-11-01FORDFLUORNOV180.850 ppm
2018-11-01GSPDFLUORNOV180.830 ppm
2018-11-01HARBFLUORNOV180.660 ppm
2018-11-01HSPDFLUORNOV180.830 ppm
2018-11-01SWFFLUORNOV180.570 ppm
2018-11-01TWMFLUORNOV180.810 ppm
2018-11-01WRFLUORNOV180.670 ppm
2018-11-01WRNFLUORNOV180.690 ppm
2018-12-01FCDEC19LUOR0.750 ppm
2018-12-01FORDDEC19LUOR0.870 ppm
2018-12-01GSDEC19LUOR0.770 ppm
2018-12-01HARBDEC19LUOR0.670 ppm
2018-12-01HSDEC19LUOR0.810 ppm
2018-12-01SWFDEC19LUOR0.550 ppm
2018-12-01TWMDEC19LUOR0.790 ppm
2018-12-01WRDEC19LUOR0.660 ppm
2018-12-01WRNDEC19LUOR0.680 ppm
2019-01-01FCJAN19FLUO0.750 ppm
2019-01-01GSFCJAN19FLUO1.000 ppm
2019-01-01HARFCJAN19FLUO0.680 ppm
2019-01-01HSFCJAN19FLUO0.790 ppm
2019-01-01SWFFCJAN19FLUO0.590 ppm
2019-01-01TWMFCJAN19FLUO0.780 ppm
2019-01-01WRFCJAN19FLUO0.690 ppm
2019-01-01WRNFCJAN19FLUO0.670 ppm
2019-02-01FCFEB19FLUOR0.760 ppm
2019-02-01GSFEB19FLUOR1.04 ppm
2019-02-01HARBFEB19FLUOR0.720 ppm
2019-02-01HSFEB19FLUOR0.820 ppm
2019-02-01SWFFEB19FLUOR0.650 ppm
2019-02-01TWNFEB19FLUOR0.740 ppm
2019-02-01WRFEB19FLUOR0.650 ppm
2019-02-01WRNRESFEB19FLUOR0.650 ppm
2019-03-01FCFLUORMAR190.730 ppm
2019-03-01GSFLUORMAR190.990 ppm
2019-03-01HARFLUORMAR190.760 ppm
2019-03-01HSFLUORMAR190.740 ppm
2019-03-01SWFFLUORMAR190.620 ppm
2019-03-01TWMFLUORMAR190.760 ppm
2019-03-01WRFLUORMAR190.630 ppm
2019-03-01WRNFLUORMAR190.680 ppm
2019-04-01FCAPRIL19FLUOR0.720 ppm
2019-04-01GSAPRIL19FLUOR0.810 ppm
2019-04-01HARBAPRIL19FLUOR0.690 ppm
2019-04-01HSAPRIL19FLUOR0.720 ppm
2019-04-01SWFAPRIL19FLUOR0.610 ppm
2019-04-01TWMAPRIL19FLUOR0.720 ppm
2019-04-01WRAPRIL19FLUOR0.620 ppm
2019-04-01WRNAPRIL19FLUOR0.640 ppm
2019-05-01FCMAY2019FLUOR0.740 ppm
2019-05-01GSMAY2019FLUOR0.760 ppm
2019-05-01HARB0.580 ppm
2019-05-01HSMAY2019FLUOR0.730 ppm
2019-05-01SWFMAY2019FLUOR0.590 ppm
2019-05-01TWMMAY2019FLUOR0.750 ppm
2019-05-01WRMAY2019FLUOR0.720 ppm
2019-05-01WRNMAY2019FLUOR0.660 ppm
2019-05-14190926-090.762 ppm
2019-05-15190926-010.732 ppm
2019-05-15190926-020.756 ppm
2019-05-15190926-030.775 ppm
2019-05-15190926-040.666 ppm
2019-05-15190926-050.801 ppm
2019-05-15190926-060.771 ppm
2019-05-15190926-070.586 ppm
2019-06-01GSN19FLUOR0.690 ppm
2019-06-01HARJUN19FLUOR0.640 ppm
2019-06-01HSJUN19FLUOR0.750 ppm
2019-06-01JUN19FLUORFC0.760 ppm
2019-06-01SWJUN19FLUOR0.590 ppm
2019-06-01TWMJUN19FLUOR0.740 ppm
2019-06-01WRJUN19FLUOR0.710 ppm
2019-06-01WRNJUN19FLUOR0.680 ppm
2019-07-01FCFLUORJUL190.800 ppm
2019-07-01FORDFLUORJUL190.670 ppm
2019-07-01GSFLUORJUL190.660 ppm
2019-07-01HARFLUORJUL190.640 ppm
2019-07-01HS0.760 ppm
2019-07-01SWFFLUORJUL190.580 ppm
2019-07-01TWMFLUORJUL190.740 ppm
2019-07-01WRFLUORJUL190.750 ppm
2019-07-01WRNFLUORJUL190.730 ppm
2019-08-01FCAUG2019FLUOR0.770 ppm
2019-08-01FORDAUG2019FLUOR0.680 ppm
2019-08-01GSAUG2019FLUOR0.680 ppm
2019-08-01HARAUG2019FLUOR0.620 ppm
2019-08-01HSAUG2019FLUOR0.670 ppm
2019-08-01SWFAUG2019FLUOR0.570 ppm
2019-08-01TWMAUG2019FLUOR0.730 ppm
2019-08-01WRAUG2019FLUOR0.780 ppm
2019-08-01WRNAUG2019FLUOR0.770 ppm
2019-08-1419169103IOC-20190.771 ppm
2019-09-01FCFLUORSEPT190.780 ppm
2019-09-01FORDFLUORSEPT190.350 ppm
2019-09-01GSFLUORSEPT190.650 ppm
2019-09-01HARBFLUORSEPT190.630 ppm
2019-09-01HSFLUORSEPT190.660 ppm
2019-09-01SWFFLUORSEPT190.590 ppm
2019-09-01TWMFLUORSEPT190.730 ppm
2019-09-01WRNFLUORSEPT190.810 ppm
2019-10-01FCOCTFLUOR190.800 ppm
2019-10-01FORDOCTFLUOR190.470 ppm
2019-10-01GSOCTFLUOR190.780 ppm
2019-10-01HAROCTFLUOR190.580 ppm
2019-10-01HSOCTFLUOR190.680 ppm
2019-10-01SWFOCTFLUOR190.560 ppm
2019-10-01TWMOCTFLUOR190.760 ppm
2019-10-01WRNOCTFLUOR190.810 ppm
2019-10-01WROCTFLUOR190.820 ppm
2019-11-01FCNOV19FLUOR0.800 ppm
2019-11-01FORDNOV19FLUOR0.540 ppm
2019-11-01GSNOV19FLUOR0.660 ppm
2019-11-01HARNOV19FLUOR0.600 ppm
2019-11-01HSNOV19FLUOR0.690 ppm
2019-11-01SWFNOV19FLUOR0.540 ppm
2019-11-01WRNOV19FLUOR0.750 ppm
2019-11-01WRNRESNOV19FLUOR0.750 ppm
2019-12-01FCDEC19FLUOR0.800 ppm
2019-12-01FORDDEC19FLUOR0.530 ppm
2019-12-01GSDEC19FLUOR0.000570 ppm
2019-12-01HARDEC19FLUOR0.590 ppm
2019-12-01HSDEC19FLUOR0.680 ppm
2019-12-01SWFDEC19FLUOR0.540 ppm
2019-12-01WRDEC19FLUOR0.560 ppm
2019-12-01WRNDEC19FLUOR0.720 ppm