Minnesota tap water, by utility.

203 utilities with a full report, serving 4.2 million people as they report it. Regulated PFAS turned up at 26 of them.

Minnesota utilities by population served
Utility	Based in	Serves	Regulated PFAS	Health-based violations since 2016
Minneapolis	Minneapolis	425,300	None found	0
Saint Paul Regional Water Services	St. Paul	392,529	None found	1
Rochester	Rochester	123,624	PFHxS	0
Bloomington	Bloomington	91,300	None found	0
Brooklyn Park	Brooklyn Park	89,995	PFOA, PFOS, PFHxS, PFBS	0
Duluth	Duluth	86,859	None found	1
Woodbury	Woodbury	82,643	PFOA, PFOS, PFHxS, PFBS	0
Maple Grove	Maple Grove	82,000	None found	0
Plymouth	Plymouth	76,546	None found	0
Saint Cloud	St. Cloud	71,321	None found	0
Blaine	Blaine	70,220	None found	0
Eagan	Eagan	68,223	None found	0
Lakeville	Lakeville	67,300	None found	0
Coon Rapids	Coon Rapids	64,000	None found	0
Eden Prairie	Eden Prairie	63,726	None found	0
Burnsville	Burnsville	61,747	None found	0
Minnetonka	Minnetonka	54,474	None found	0
Edina	Edina	53,494	None found	0
Apple Valley	Apple Valley	50,300	PFHxS	0
Saint Louis Park	St. Louis Park	50,010	None found	0
Shakopee	Shakopee	47,000	PFBS	0
Moorhead	Moorhead	44,583	None found	0
Mankato	Mankato	42,803	None found	0
Cottage Grove	Cottage Grove	42,760	None found	0
Richfield	Richfield	36,899	None found	0
Roseville	Roseville	35,343	None found	0
Inver Grove Heights	Inver Grove Heights	34,189	None found	18
Brooklyn Center	Brooklyn Center	33,782	PFOS, PFHxS	0
Joint Powers Water Board	Albertville	30,922	None found	0
Savage	Savage	30,285	None found	2
Oakdale	Oakdale	30,144	None found	0
Chaska	Chaska	30,000	None found	0
Winona	Winona	27,782	None found	8
Fridley	Fridley	27,476	None found	0
Rosemount	Rosemount	26,500	None found	1
Owatonna	Owatonna	26,430	None found	0
Austin Utilities	Austin	26,174	None found	0
Shoreview	Shoreview	26,000	None found	0
White Bear Lake	White Bear Lake	25,634	None found	0
Prior Lake	Prior Lake	25,282	None found	0
South Water Treatment Plant (Swtp)	Prior Lake	24,959	None found	0
Chanhassen	Chanhassen	24,951	None found	0
Champlin	Champlin	23,919	None found	0
Faribault	Faribault	23,718	None found	0
Farmington	Farmington	23,534	None found	0
Hastings	Hastings	23,222	PFOA, PFOS, PFHxS, PFBS	2
Golden Valley	Golden Valley	23,000	None found	0
Crystal	Crystal	22,937	None found	0
New Brighton	New Brighton	22,902	None found	0
Columbia Heights	Columbia Heights	22,278	None found	0
Andover	Andover	21,455	None found	0
Willmar	Willmar	21,045	None found	0
New Hope	New Hope	20,963	None found	0
Northfield	Northfield	20,790	None found	0
South Saint Paul	South St. Paul	20,664	PFOA, PFHxS, PFBS	5
Sartell	Sartell	20,300	None found	0
Elk River	Elk River	19,532	None found	0
Hopkins	Hopkins	19,462	None found	0
Stillwater	Stillwater	19,462	PFOA, PFOS, PFHxS	0
Otsego	Otsego	19,000	None found	0
Albert Lea	Albert Lea	18,492	None found	0
Lino Lakes	Lino Lakes	17,859	None found	0
Anoka	Anoka	17,798	PFHxS	0
Ramsey	Ramsey	17,705	None found	0
Buffalo	Buffalo	16,711	None found	0
Red Wing	Red Wing	16,459	None found	0
Hibbing	Hibbing	16,028	None found	0
Bemidji	Bemidji	15,147	None found	0
Monticello	Monticello	15,087	PFHxS	0
Alexandria	Alexandria	15,000	PFOS, PFHxS, PFBS	0
Hutchinson	Hutchinson	14,900	None found	0
Brainerd	Brainerd	14,670	None found	0
Robbinsdale	Robbinsdale	14,646	PFHxS	0
North Mankato	North Mankato	14,448	None found	0
Rogers	Rogers	14,430	None found	0
Fergus Falls	Fergus Falls	14,194	None found	0
New Ulm	New Ulm	14,052	None found	0
Worthington	Worthington	14,052	None found	0
Marshall	Marshall	13,890	PFHxS	0
Sauk Rapids	Sauk Rapids	13,835	PFOA, PFOS, PFHxS, PFBS	0
Lincoln - Pipestone Rural Water System	Lake Benton	13,644	None found	0
Waconia	Waconia	13,277	None found	0
Mounds View	Mounds View	13,250	None found	0
North Saint Paul	North St. Paul	13,134	PFOS, PFHxS	0
Big Lake	Big Lake	13,056	None found	0
Vadnais Heights	Vadnais Heights	13,025	None found	0
Cloquet	Cloquet	12,864	PFOS, PFHxS	0
Saint Peter	St. Peter	12,198	None found	0
Hugo	Hugo	12,047	None found	0
Forest Lake	Forest Lake	11,800	None found	0
White Bear Township	White Bear Lake	11,699	PFOA	0
Grand Rapids	Grand Rapids	11,346	None found	0
Lake Elmo	Lake Elmo	10,978	PFOA	0
Victoria	Victoria	10,546	None found	0
Fairmont	Fairmont	10,328	None found	1
Little Canada	St. Paul	10,200	None found	0
Detroit Lakes	Detroit Lakes	10,038	None found	0
Arden Hills	Arden Hills	10,000	None found	0
Cambridge	Cambridge	9,862	None found	0
Saint Anthony Village	Minneapolis	9,500	None found	0
Mound	Mound	9,447	None found	0
Baxter	Baxter	9,341	None found	0
Waseca	Waseca	9,241	None found	0
East Grand Forks	East Grand Forks	9,206	None found	0
Little Falls	Little Falls	9,069	None found	0
Mahtomedi	Mahtomedi	8,818	None found	0
Thief River Falls	Thief River Falls	8,701	None found	14
Virginia	Virginia	8,361	None found	0
Waite Park	Waite Park	8,354	PFOA, PFOS, PFHxS, PFBS	0
New Prague	New Prague	8,247	None found	0
Belle Plaine	Belle Plaine	7,456	None found	0
Isanti	Isanti	7,386	None found	0
Crookston	Crookston	7,272	None found	0
Hermantown	Hermantown	7,215	None found	0
Spring Lake Park	Spring Lake Park	7,200	None found	2
Saint Joseph	St. Joseph	7,100	None found	0
North Branch	North Branch	6,863	None found	0
Stewartville	Stewartville	6,850	None found	0
Kasson	Kasson	6,850	None found	0
Byron	Byron	6,809	None found	0
Litchfield	Litchfield	6,786	None found	0
Zimmerman	Zimmerman	6,772	None found	0
Jordan	Jordan	6,700	None found	0
Carver	Carver	6,700	None found	0
Prairie Island	Welch	6,699	None found	0
Delano Municipal Utilities	Delano	6,564	None found	0
Minnetrista	Minnetrista	5,888	None found	0
Red Rock Rural Water System	Jeffers	5,840	None found	0
Glencoe	Glencoe	5,676	None found	0
International Falls	International Falls	5,637	None found	0
Saint Paul Park	St. Paul Park	5,427	None found	0
Princeton	Princeton	5,421	PFOS	0
Morris	Morris	5,351	None found	0
Montevideo	Montevideo	5,337	None found	0
Lacrescent	Lacrescent	5,257	None found	0
Redwood Falls	Redwood Falls	5,254	None found	0
Saint Francis	St. Francis	5,200	None found	0
Circle Pines	Circle Pines	5,075	None found	0
Lake City	Lake City	5,042	None found	0
Becker	Becker	5,034	PFOA, PFOS, PFBS	0
Elko New Market	Elko - New Market	5,003	None found	0
Dayton	Dayton	4,985	Not sampled	0
Luverne	Luverne	4,946	None found	0
Chisholm	Chisholm	4,940	None found	0
Lindstrom	Lindstrom	4,938	None found	0
Dilworth	Dilworth	4,918	None found	0
Rockford	Albertville	4,863	None found	0
Oak Park Heights	Oak Park Heights	4,776	PFHxS, PFBS	0
Sauk Centre	Sauk Centre	4,657	None found	0
Windom	Windom	4,646	None found	0
Saint James	St. James	4,611	None found	0
Wayzata	Wayzata	4,592	None found	0
Watertown	Watertown	4,550	None found	0
Wadena	Wadena	4,332	None found	0
Park Rapids	Park Rapids	4,298	None found	0
Pipestone	Pipestone	4,273	PFBS	0
Cannon Falls	Cannon Falls	4,237	None found	0
Vineland	Onamia	4,220	None found	0
Medina	Hamel	4,205	None found	0
Cold Spring	Cold Spring	4,201	None found	0
Lesueur	Lesueur	4,170	None found	0
Goodview	Winona	4,158	None found	0
Lower Sioux	Morton	4,000	None found	0
Newport	Newport	4,000	PFOA	0
Wyoming	Wyoming	3,990	None found	0
Centerville	Centerville	3,962	None found	0
Lonsdale	Lonsdale	3,913	None found	0
Montrose	Montrose	3,899	Not sampled	0
Shorewood	Shorewood	3,890	None found	0
Melrose	Melrose	3,886	PFBS	0
Norwood - Young America	Norwood Young America	3,850	None found	0
Saint Charles	St. Charles	3,825	None found	0
Mora	Mora	3,786	None found	0
Eveleth	Eveleth	3,770	None found	3
Chisago City	Chisago City	3,745	None found	0
Long Prairie	Long Prairie	3,744	None found	0
Two Harbors	Two Harbors	3,698	None found	0
Sleepy Eye	Sleepy Eye	3,599	None found	0
Lakeland Municipal Water	Lakeland	3,500	None found	0
Pine City	Pine City	3,458	Not sampled	0
Benson	Benson	3,437	Not sampled	0
Annandale	Annandale	3,430	None found	0
Perham	Perham	3,421	None found	0
Montgomery	Montgomery	3,379	Not sampled	0
Breckenridge	Breckenridge	3,340	None found	0
Plainview	Plainview	3,340	None found	0
Rush City	Rush City	3,339	Not sampled	2
Pine Island	Pine Island	3,324	None found	0
Jackson	Jackson	3,323	None found	0
Ely	Ely	3,258	None found	3
Blue Earth Light and Water	Blue Earth	3,174	None found	0
Arlington	Arlington	2,230	None found	0
Ortonville	Ortonville	2,021	None found	0
Elgin	Elgin	1,115	None found	0
Bird Island	Bird Island	1,024	None found	0
Saint Clair	St. Clair	846	None found	0
Holdingford	Holdingford	770	None found	0
Mabel	Mabel	715	None found	0
Ranier	Ranier	565	None found	0
Amboy	Amboy	535	None found	10
Floodwood	Floodwood	501	None found	0
Greenfield	Greenfield	313	None found	3
Liberty Ponds Development	Forest Lake	240	None found	0
Utilities EPA sampled under UCMR 5, plus any other community system serving 3,300 people or more. Smaller systems appear in ZIP code results. Data: EPA SDWIS 2026 Q2 and UCMR 5.