EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records

STATE / TERRITORY LEDGER

Kansas drinking water system records

EPA compliance fields for active community water systems reporting at least 2,500 people served.

Systems119active CWS · pop. 2,500+
Population served2,426,856reported total; may overlap
Current violation flag25.2%30 systems
Serious-violator flag1.7%2 systems

01 / LARGEST SYSTEMS

Community water systems in Kansas

Population served is a system-reported service figure. It is not a count of unique state residents.

Water systemPopulation servedPrimary sourceCurrent export status
Water District 1 Of Johnson CoKS2009110490,000Surface waterNo current violation flagged
Wichita, City OfKS2017308395,699Surface waterNo current violation flagged
Kansas City Board Of Public UtilitiesKS2020906152,960Groundwater under influence of surface waterNo current violation flagged
Olathe, City OfKS2009115143,014Surface waterNo current violation flagged
Topeka, City OfKS2017701125,963Surface waterNo current violation flagged
Lawrence, City OfKS200450395,256Surface waterNo current violation flagged
Manhattan, City OfKS201611254,763Ground waterNo current violation flagged
Salina, City OfKS201691446,481Surface waterNo current violation flagged
Hutchinson, City OfKS201550939,712Ground waterCurrent monitoring/reporting flag
Leavenworth Water DepartmentKS201031738,757Surface waterNo current violation flagged
Frusi Water Treatment PlantKS200611435,784Ground waterNo current violation flagged
Garden City, City OfKS200551135,126Ground waterNo current violation flagged
University Of KansasKS200451335,000Surface water purchasedCurrent monitoring/reporting flag
Dodge City, City OfKS200571027,104Ground waterNo current violation flagged
Derby, City OfKS201732825,413Surface water purchasedNo current violation flagged
Emporia, City OfKS201110524,009Surface waterNo current violation flagged
Gardner, City OfKS200910623,942Surface waterNo current violation flagged
Hays, City OfKS200511121,040Ground waterNo current violation flagged
Pittsburg, City OfKS200370520,738Ground waterNo current violation flagged
Liberal, City OfKS201750419,640Ground waterCurrent monitoring/reporting flag
Junction City, City OfKS200610819,167Ground waterCurrent monitoring/reporting flag
Newton, City OfKS200790518,433Ground waterNo current violation flagged
Great Bend, City OfKS200091114,580Ground waterNo current violation flagged
Mcpherson, City OfKS201130913,944Ground waterNo current violation flagged
Fort Leavenworth American Water Ent LlcKS201031112,934Ground waterNo current violation flagged
El Dorado, City OfKS200151112,810Surface waterNo current violation flagged
Ottawa, City OfKS200590612,604Surface waterNo current violation flagged
Shawnee Co Rwd 4CKS201771812,000Surface water purchasedNo current violation flagged
Arkansas City, City OfKS200350911,929Ground waterNo current violation flagged
Winfield, City OfKS200351311,726Surface waterNo current violation flagged
Haysville, City OfKS201732211,315Ground waterNo current violation flagged
Atchison, City OfKS200050610,694Surface waterCurrent monitoring/reporting flag
Miami Co Rwd 2KS201210110,311Surface waterNo current violation flagged
Parsons, City OfKS20099149,479Surface waterNo current violation flagged
Augusta, City OfKS20015039,267Surface waterNo current violation flagged
Coffeyville, City OfKS20125138,847Surface waterNo current violation flagged
Chanute, City OfKS20133078,642Surface waterNo current violation flagged
Park City, City OfKS20173038,503Surface water purchasedCurrent monitoring/reporting flag
Independence, City OfKS20125088,464Surface waterNo current violation flagged
Bel Aire, City OfKS20173048,448Surface water purchasedNo current violation flagged
Bonner Springs, City OfKS20209047,805Purchased ground water under influence of surface water sourceNo current violation flagged
Wellington, City OfKS20191197,664Surface waterNo current violation flagged
Pottawatomie Co Rwd 1KS20149127,535Ground waterNo current violation flagged
Fort Scott, City OfKS20011047,513Surface waterCurrent monitoring/reporting flag
Valley Center, City OfKS20173187,419Surface water purchasedNo current violation flagged
Lan Del Water DistrictKS20103137,302Surface water purchasedCurrent monitoring/reporting flag
Bourbon Co Rwd 2CKS20011037,050Surface water purchasedCurrent monitoring/reporting flag
Mulvane, City OfKS20191136,587Surface water purchasedNo current violation flagged
Pratt, City OfKS20151036,573Ground waterCurrent serious-violator flag
Abilene, City OfKS20041126,468Groundwater under influence of surface waterNo current violation flagged
Butler Co Rwd 5KS20015266,457Surface water purchasedNo current violation flagged
Johnson Co Rwd 7KS20091046,457Surface water purchasedNo current violation flagged
Eudora, City OfKS20045116,449Ground waterCurrent monitoring/reporting flag
Ulysses, City OfKS20067046,410Ground waterNo current violation flagged
Shawnee Co Rwd 8KS20177086,073Surface water purchasedNo current violation flagged
Maize, City OfKS20173456,060Ground waterNo current violation flagged
Sedgwick Co Rwd 3KS20173066,045Surface water purchasedNo current violation flagged
Mcconnell AfbKS20173236,009Surface water purchasedNo current violation flagged
Paola, City OfKS20121035,786Surface water purchasedNo current violation flagged
Tonganoxie, City OfKS20103065,702Purchased ground water under influence of surface water sourceNo current violation flagged
Colby, City OfKS20193025,516Ground waterNo current violation flagged
Goddard, City OfKS20173255,372Ground waterCurrent monitoring/reporting flag
Iola, City OfKS20001035,343Surface waterNo current violation flagged
Concordia, City OfKS20029075,032Ground waterNo current violation flagged
Louisburg, City OfKS20121064,994Surface water purchasedCurrent monitoring/reporting flag
Baldwin City, City OfKS20045104,882Surface water purchasedCurrent monitoring/reporting flag
Wamego, City OfKS20149084,860Ground waterNo current violation flagged
Suburban Water CompanyKS20103214,700Purchased ground water under influence of surface water sourceOther current violation flag
Douglas Co Rwd 3KS20045074,663Surface waterNo current violation flagged
Desoto, City OfKS20091024,645Ground waterCurrent health-based flag
Goodland, City OfKS20181024,450Ground waterNo current violation flagged
Russell, City OfKS20167034,388Surface waterNo current violation flagged
Jackson Co Rwd 3KS20085104,376Surface water purchasedNo current violation flagged
Osawatomie, City OfKS20121054,280Surface waterOther current violation flag
Rose Hill, City OfKS20015204,269Surface water purchasedNo current violation flagged
Shawnee Co Rwd 1CKS20177044,160Surface water purchasedCurrent monitoring/reporting flag
Clay Center, City OfKS20027014,138Ground waterNo current violation flagged
Osage Co Rwd 5KS20139043,875Surface water purchasedNo current violation flagged
Baxter Springs, City OfKS20021093,852Surface waterNo current violation flagged
Hugoton, City OfKS20189013,764Ground waterNo current violation flagged
Scott City, City OfKS20171013,748Ground waterCurrent monitoring/reporting flag
Atchison Co Rwd 5CKS20005113,690Surface water purchasedNo current violation flagged
Jefferson Co Rwd 12KS20087173,635Surface water purchasedNo current violation flagged
Larned, City OfKS20145053,621Ground waterCurrent monitoring/reporting flag
Lyons, City OfKS20159033,556Ground waterCurrent monitoring/reporting flag
Lindsborg, City OfKS20113083,496Ground waterNo current violation flagged
Hesston, City OfKS20079023,495Ground waterNo current violation flagged
Marysville, City OfKS20117063,417Ground waterCurrent monitoring/reporting flag
Beloit, City OfKS20123013,407Surface waterCurrent serious-violator flag
Frontenac, City OfKS20037203,395Ground waterNo current violation flagged
Holton, City OfKS20085033,329Surface water purchasedNo current violation flagged
Hiawatha, City OfKS20013053,246Ground waterNo current violation flagged
Leavenworth Co Rwd 1CKS20103233,200Purchased ground water under influence of surface water sourceNo current violation flagged
Garnett, City OfKS20003043,192Surface waterCurrent monitoring/reporting flag
Ellsworth Co Rwd 1KS20053093,128Surface waterNo current violation flagged
Kingman, City OfKS20095033,062Ground waterCurrent monitoring/reporting flag
Douglas Co Rwd 4KS20045093,000Surface water purchasedNo current violation flagged
Harvey Co Rwd 1KS20079073,000Ground waterNo current violation flagged
Leavenworth Co Rwd 7KS20103203,000Ground waterNo current violation flagged
Ellsworth, City OfKS20053062,992Surface water purchasedCurrent monitoring/reporting flag

Showing the 100 largest systems by reported population served.