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New York Water Quality
8,098 public water systems serving 19,294,951 people.
Water Systems
8,098
Total Violations
552,003
Violation Rate
94.4%
PFAS Detection
38.9%
129 of 332 tested
Largest Water Systems
NEW YORK CITY SYSTEM
VALHALLA, NY · 8,271,000 served
SUFFOLK COUNTY WATER AUTHORITY
HAUPPAUGE, NY · 1,100,000 served
MCWA
ROCHESTER, NY · 496,753 served
OCWA
SYRACUSE, NY · 350,000 served
ECWA DIRECT
BUFFALO, NY · 335,000 served
BUFFALO WATER AUTHORITY
BUFFALO, NY · 276,000 served
VEOLIA WATER NEW YORK
WEST NYACK, NY · 270,000 served
LIBERTY UTILITIES NEW YORK - LYNBROOK
MERRICK, NY · 220,000 served
ROCHESTER CITY
ROCHESTER, NY · 214,000 served
YONKERS CITY
YONKERS, NY · 211,569 served
SYRACUSE CITY
SYRACUSE, NY · 192,000 served
VEOLIA WATER NEW YORK, INC. RD-1
WEST NYACK, NY · 146,732 served
LIBERTY UTILITIES NEW YORK - MERRICK
MERRICK, NY · 135,000 served
MVWA - MOHAWK VALLEY WATER AUTHORITY
UTICA, NY · 126,250 served
WA OF WESTERN NASSAU
NEW HYDE PARK, NY · 120,000 served
TOWN OF HEMPSTEAD WATER DEPARTMENT
EAST MEADOW, NY · 110,000 served
ALBANY CITY
ALBANY, NY · 98,000 served
LATHAM WATER DISTRICT
LATHAM, NY · 85,590 served
SOUTH HUNTINGTON WATER DISTRICT
CENTERPORT, NY · 81,760 served
ECWA AMHERST
BUFFALO, NY · 80,228 served
Most Violations
#1 QUAKER CREEK STORE GOSHEN
2,073 #2 NEWBURGH CONSOLIDATED WD NEWBURGH
1,884 #3 YANDOS APARTMENTS DANNEMORA
1,667 #4 HUNTERS CREEK MOBILE HOME PARK ORCHARD PARK
1,596 #5 JOHNNYS PIZZERIA ROCK TAVERN
1,543 #6 MANHASSET LAKEVILLE WD GREAT NECK
1,476 #7 MAPLETREE APTS GREENVILLE
1,312 #8 SLEEPY HOLLOW MOBILE PARK POUGHKEEPSIE
1,307 #9 ORANGE COUNTY ESTATES, INC AIRMONT
1,307 #10 ALBERTSON WD ROSLYN HEIGHTS
1,243 #11 AUSABLE HEIGHTS WATER SYSTEM KEESEVILLE
1,225 #12 MOUNTAIN LODGE PARK DEVELOPMEN WASHINGTONVILLE
1,161 #13 SCOTTS CORNERS GOLF COURSE WALDEN
1,160 #14 17K FOOD MART POUGHKEEPSIE
1,153 #15 WALL STREET MEADOWS WEST WINFIELD
1,063 Counties in New York
Richmond
1 systems · 8,271,000 served
· 47 violations
Suffolk
152 systems · 1,387,905 served
· 3,402 violations
Nassau
44 systems · 1,387,489 served
· 7,471 violations
Westchester
274 systems · 992,853 served
· 15,832 violations
Erie
108 systems · 955,615 served
· 7,606 violations
Onondaga
88 systems · 615,889 served
· 2,561 violations
Orleans
23 systems · 535,814 served
· 437 violations
Orange
449 systems · 409,417 served
· 85,938 violations
Rockland
49 systems · 325,504 served
· 947 violations
Albany
68 systems · 303,908 served
· 5,792 violations
Monroe
19 systems · 263,490 served
· 190 violations
Dutchess
550 systems · 258,307 served
· 28,815 violations
Niagara
21 systems · 223,670 served
· 128 violations
Oneida
127 systems · 204,352 served
· 10,444 violations
Saratoga
218 systems · 198,697 served
· 23,775 violations
Broome
170 systems · 182,088 served
· 3,720 violations
Schenectady
35 systems · 146,284 served
· 2,911 violations
Rensselaer
147 systems · 135,298 served
· 3,867 violations
Ulster
445 systems · 132,066 served
· 40,480 violations
Jefferson
154 systems · 129,617 served
· 2,971 violations
Sullivan
494 systems · 127,945 served
· 23,388 violations
Chautauqua
192 systems · 126,746 served
· 9,066 violations
Chemung
78 systems · 120,205 served
· 4,249 violations
Columbia
202 systems · 116,249 served
· 14,204 violations
Clinton
164 systems · 109,907 served
· 17,406 violations
Tompkins
112 systems · 102,994 served
· 1,977 violations
Oswego
166 systems · 99,982 served
· 11,456 violations
Ontario
53 systems · 92,863 served
· 3,446 violations
Wayne
34 systems · 86,692 served
· 2,331 violations
Warren
231 systems · 81,131 served
· 21,880 violations
Showing top 30 of 58 counties.