Utilities in Ohio
16,338 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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MARIETTA CITY PWS
OH8400412 · 18,707 served
MARIETTA FORTY & EIGHT
OH8437612 · 50 served
MARIETTA IND ENTERPRISES
OH8446512 · 33 served
MARIETTA SHRINE CLUB
OH8445412 · 100 served
MARINA DEL RAE
OH5041612 · 50 served
MARINA DEL-ISLE-MARINA PWS
OH6252912 · 98 served
MARINA RESTAURANT INC
OH6249312 · 170 served
MARINE CITY
OH6243912 · 190 served
MARINE/MAX BY TREASURE C
OH6252312 · 240 served
MARINERS RETREAT PWS
OH6253012 · 310 served
MARION CHRISTIAN CENTER
OH5138612 · 50 served
MARION CHRISTIAN CENTER
OH5138712 · 250 served
MARION COUNTRY CLUB PWS
OH5143512 · 260 served
Marion Country Club-Halfway House PWS
OH5143312 · 50 served
MARION COUNTY RACEWAY
OH5132412 · 100 served
MARION ELEMENTARY SCHOOL
OH3731612 · 110 served
MARION LOCAL ELEMENTARY
OH5433412 · 704 served
MARION LOCAL HIGH SCHOOL
OH5433512 · 283 served
MARION SUNOCO PWS
OH5142712 · 250 served
MARION TOWNSHIP PARK PWS
OH5442020 · 150 served
MARIOS BAR AND GRILL
OH4134812 · 75 served
MARK ANTHONY BEAUTY SALON
OH1834312 · 25 served
MARK ELEMENTARY SCHOOL
OH2032212 · 168 served
MARK MOATS FORD-MERCURY
OH2032312 · 25 served
MARK REARICK MIGRANT CAMP
OH2630612 · 45 served
MARKERS DAIRY DREAM
OH1941012 · 200 served
MARKET BASKET
OH4543312 · 400 served
MARKET BASKET
OH7649312 · 30 served
MARKLEY HILL LODGING
OH4930612 · 55 served
MARKS AIRPORT DRVNG RNGE
OH7670812 · 25 served
MARKS BAIT AND TACKLE SHOP PWS
OH6789412 · 50 served
MARKS LANDING PWS
OH1558312 · 175 served
MARLBORO CHRISTIAN CHURCH
OH7638312 · 206 served
MARLBORO CHURCH OF CHRIST
OH7677638 · 168 served
MARLBORO ELEMENTARY SCHOOL
OH7638412 · 242 served
MARLBORO MFG INC
OH7638512 · 70 served
MARLINGTON HIGH SCHOOL
OH7638612 · 806 served
MARLINGTON MIDDLE SCHOOL
OH7638712 · 557 served
MARLITE
OH7946912 · 110 served
MARMON VALLEY FARM
OH4634412 · 120 served
MARMON VALLEY FARM
OH4634312 · 25 served
MARMON VALLEY FARM-WEST
OH4634512 · 120 served
MARNE MANOR MOBILE HOME PARK
OH4502012 · 30 served
MARRK-V WATER COMPANY
OH0201512 · 500 served
MARSEILLES ELEMENTARY SCHOOL PWS
OH8833412 · 140 served
MARSEILLES METHODIST CHURCH PWS
OH8833512 · 65 served
MARSEILLES PRESBYTERIAN CHURCH
OH8833612 · 90 served
MARSEILLES SERVICE CTR
OH8836412 · 50 served
MARSH FUNERAL HOME, INC
OH8748812 · 66 served
MARSH RUN HILL WTR ASSOC
OH8403003 · 150 served