Kansas Water Quality Ratings

TapWaterSafety has rated 8 public water systems in Kansas, serving a combined 1,854,655 residents. The statewide average grade is C.

Data sources: EPA SDWIS EPA ECHO EWG Tap Water Database Utility CCRs ⓘ How did we get these ratings?

State average grade

C

73/100

Total utilities rated 8

Population served 1,854,655

Most recent test 2024

🇪🇺 Would fail EU standards 3 of 8

Top water quality concerns in Kansas

Haloacetic acids (HAA9) significantly above health guideline
Total trihalomethanes (TTHMs) significantly above health guideline
Haloacetic acids (HAA5) significantly above health guideline
Arsenic significantly above health guideline
Arsenic detected

Cities in Kansas

Browse tap water quality reports by city. Click any city to see its grade, what's in the water, and recommended filters.

Grade distribution

A

0 (0%)

B

3 (38%)

C

5 (62%)

D

0 (0%)

F

0 (0%)

All rated utilities in Kansas

Sorted by score, highest first. Click any utility to see the full grade card.

Rank	Utility	City	Population	Score	Grade
#1	WATER DISTRICT 1 OF JOHNSON CO	KANSAS CITY	490,000	81	B
#2	LAWRENCE, CITY OF	LAWRENCE	95,256	78	B
#3	OLATHE, CITY OF	OLATHE	143,014	78	B
#4	KANSAS CITY BOARD OF PUBLIC UTILITIES	KANSAS CITY	152,960	74	C
#5	TOPEKA, CITY OF	TOPEKA	125,963	72	C
#6	Wichita Water Authority	Wichita	397,000	68	C
#7	MANHATTAN, CITY OF	MANHATTAN	54,763	67	C
#8	WICHITA, CITY OF	WICHITA	395,699	67	C