Nebraska water quality
Nebraska has 1,210 active public water systems (2,756 on file total), 593 of them graded by TapGraded.
Grade distribution
Biggest water systems
METROPOLITAN UTILITIES DISTRICT
OMAHA, NE · 660,000 served
LINCOLN, CITY OF
LINCOLN, NE · 296,000 served
GRAND ISLAND, CITY OF
GRAND ISLAND, NE · 51,478 served
PAPILLION, CITY OF
PAPILLION, NE · 35,000 served
KEARNEY, CITY OF
KEARNEY, NE · 34,000 served
FREMONT, CITY OF
FREMONT, NE · 27,230 served
NORFOLK, CITY OF
NORFOLK, NE · 26,147 served
NORTH PLATTE, CITY OF
NORTH PLATTE, NE · 25,000 served
HASTINGS, CITY OF
HASTINGS, NE · 24,927 served
COLUMBUS, CITY OF
COLUMBUS, NE · 24,028 served
Lowest-graded systems
Active, graded systems serving at least 10,000 people, ordered by lowest Tap Grade first.
GRAND ISLAND, CITY OF
GRAND ISLAND, NE · 51,478 served
HASTINGS, CITY OF
HASTINGS, NE · 24,927 served
NORTH PLATTE, CITY OF
NORTH PLATTE, NE · 25,000 served
METROPOLITAN UTILITIES DISTRICT
OMAHA, NE · 660,000 served
KEARNEY, CITY OF
KEARNEY, NE · 34,000 served
FREMONT, CITY OF
FREMONT, NE · 27,230 served
LINCOLN, CITY OF
LINCOLN, NE · 296,000 served
PAPILLION, CITY OF
PAPILLION, NE · 35,000 served
NORFOLK, CITY OF
NORFOLK, NE · 26,147 served
COLUMBUS, CITY OF
COLUMBUS, NE · 24,028 served
Cities in Nebraska
Source: EPA SDWIS/ECHO · Data as of 2026Q2