State rankings
Kansas water-system rankings
Lowest-scoring systems in Kansas
Ranked lowest score first. Population shown for context.
1 FRUSI WATER TREATMENT PLANT FORT RILEY, KS · ~35,784 served 7 2 KICKAPOO TRIBAL WATERWORKS HORTON, KS · ~520 served 70 3 CREST MOBILE ESTATES MHP PRAIRIE VILLAGE, KS · ~100 served 70 4 GREAT BEND, CITY OF GREAT BEND, KS · ~14,580 served 72 5 PRATT, CITY OF PRATT, KS · ~6,573 served 89 6 ARKANSAS CITY, CITY OF ARKANSAS CITY, KS · ~11,929 served 90 7 PARK CITY, CITY OF PARK CITY, KS · ~8,503 served 92 8 WATER DISTRICT 1 OF JOHNSON CO KANSAS CITY, KS · ~490,000 served 100 9 WICHITA, CITY OF WICHITA, KS · ~395,699 served 100 10 KANSAS CITY BOARD OF PUBLIC UTILITIES KANSAS CITY, KS · ~152,960 served 100 11 OLATHE, CITY OF OLATHE, KS · ~143,014 served 100 12 TOPEKA, CITY OF TOPEKA, KS · ~125,963 served 100 13 LAWRENCE, CITY OF LAWRENCE, KS · ~95,256 served 100 14 MANHATTAN, CITY OF MANHATTAN, KS · ~54,763 served 100 15 SALINA, CITY OF SALINA, KS · ~46,481 served 100 16 HUTCHINSON, CITY OF HUTCHINSON, KS · ~39,712 served 100 17 LEAVENWORTH WATER DEPARTMENT LEAVENWORTH, KS · ~38,757 served 100 18 GARDEN CITY, CITY OF GARDEN CITY, KS · ~35,126 served 100 19 UNIVERSITY OF KANSAS LAWRENCE, KS · ~35,000 served 100 20 DODGE CITY, CITY OF DODGE CITY, KS · ~27,104 served 100 21 DERBY, CITY OF DERBY, KS · ~25,413 served 100 22 EMPORIA, CITY OF EMPORIA, KS · ~24,009 served 100 23 GARDNER, CITY OF GARDNER, KS · ~23,942 served 100 24 HAYS, CITY OF HAYS, KS · ~21,040 served 100 25 PITTSBURG, CITY OF PITTSBURG, KS · ~20,738 served 100
Highest-scoring large systems in Kansas
Systems serving 10,000+ people with the best scores.
1 WATER DISTRICT 1 OF JOHNSON CO KANSAS CITY, KS · ~490,000 served 100 2 WICHITA, CITY OF WICHITA, KS · ~395,699 served 100 3 KANSAS CITY BOARD OF PUBLIC UTILITIES KANSAS CITY, KS · ~152,960 served 100 4 OLATHE, CITY OF OLATHE, KS · ~143,014 served 100 5 TOPEKA, CITY OF TOPEKA, KS · ~125,963 served 100 6 LAWRENCE, CITY OF LAWRENCE, KS · ~95,256 served 100 7 MANHATTAN, CITY OF MANHATTAN, KS · ~54,763 served 100 8 SALINA, CITY OF SALINA, KS · ~46,481 served 100
Scores reflect EPA public records (violations, enforcement, PFAS), are system-level, and can’t account for your home’s plumbing. See the methodology.