Oregon tap water, by utility.

127 utilities with a full report, serving 3.4 million people as they report it. Regulated PFAS turned up at 14 of them.

Oregon utilities by population served
Utility	Based in	Serves	Regulated PFAS	Health-based violations since 2016
Portland Water Bureau	Portland	666,200	None found	1
Tualatin Valley Water District	Beaverton	224,600	None found	0
Salem Public Works	Salem	199,820	None found	0
Eugene Water & Electric Board	Eugene	176,000	None found	0
Medford Water Commission	Medford	106,068	None found	0
City of Hillsboro	Hillsboro	92,632	None found	0
City of Beaverton	Beaverton	88,045	None found	0
City of Bend	Bend	77,704	PFOA	0
City of Gresham	Gresham	73,932	None found	0
Rockwood PUD	Portland	65,443	None found	0
City of Tigard	Tigard	62,500	None found	0
Springfield Utility Board	Springfield	62,100	PFOA	0
City of Corvallis	Corvallis	61,468	None found	0
City of Albany	Albany	57,997	None found	0
Sunrise Water Authority	Happy Valley	50,003	PFOS	0
Klamath Falls Water Dept	Klamath Falls	40,475	PFOS, PFHxS, PFBS	0
Lake Oswego Municipal Water	Lake Oswego	40,000	None found	0
City of Keizer	Keizer	38,585	PFHxS	0
Redmond Water Department	Redmond	37,566	None found	0
City of Grants Pass	Grants Pass	37,138	None found	0
Avion WC - Greater Avion	Bend	35,332	None found	0
McMinnville Water & Light	McMinnville	34,515	None found	0
Coos Bay North Bend WTR Brd	Coos Bay	34,500	None found	0
Oregon City	Oregon City	33,940	None found	0
Oak Lodge Water Services	Milwaukie	30,000	None found	1
Clackamas River Water	Clackamas	29,918	None found	0
City of Woodburn	Woodburn	29,455	None found	0
City of Roseburg	Roseburg	28,800	None found	0
City of Tualatin	Tualatin	28,106	None found	0
City of West Linn	West Linn	28,000	None found	0
City of Forest Grove	Forest Grove	26,838	None found	0
City of Wilsonville	Wilsonville	25,915	None found	0
City of Newberg	Newberg	25,138	None found	0
Ashland Water Department	Ashland	20,946	None found	0
City of Milwaukie	Milwaukie	20,946	PFOS	0
City of Lincoln City	Lincoln City	20,830	None found	0
City of Hermiston	Hermiston	20,000	PFOS, PFHxS, PFBS	0
Clackamas River Water - Clairmont	Clackamas	19,928	None found	0
City of Sherwood	Sherwood	19,885	None found	0
City of Central Point	Central Point	19,785	None found	0
City of Lebanon	Lebanon	18,945	None found	0
Canby Utility	Canby	18,754	None found	0
City of Dallas	Dallas	17,911	None found	2
City of Pendleton	Pendleton	16,996	PFHxS	0
City of Troutdale	Troutdale	16,185	None found	0
City of Cornelius	Cornelius	14,490	None found	0
City of Ontario	Ontario	14,465	None found	0
Suburban East Salem WD	Salem	13,900	None found	0
City of la Grande	La Grande	13,460	None found	0
City of St Helens	St Helens	13,410	PFBS	0
City of the Dalles	The Dalles	13,010	None found	0
City of Sandy	Sandy	12,991	None found	13
City of Gladstone	Gladstone	12,121	None found	8
Deschutes Valley Water Dist	Madras	11,700	None found	0
City of Monmouth	Monmouth	11,651	None found	0
West Slope Water District	Portland	11,000	None found	1
City of Prineville	Prineville	11,000	None found	0
City of Cottage Grove	Cottage Grove	10,879	None found	0
City of Silverton	Silverton	10,484	None found	1
City of Newport	Newport	10,439	None found	0
Baker City	Baker City	10,349	None found	0
City of Sweet Home	Sweet Home	10,322	None found	0
Independence Water System	Independence	10,300	PFBS	0
City of Molalla	Molalla	10,298	None found	0
City of Astoria	Astoria	10,181	None found	1
City of Fairview	Fairview	9,963	None found	1
City of Florence	Florence	9,561	None found	1
City of Eagle Point	Eagle Point	9,554	None found	0
Umpqua Basin Water Assoc	Roseburg	9,499	None found	1
City of Warrenton	Warrenton	9,100	None found	0
City of Scappoose	Scappoose	8,710	None found	1
City of Hood River	Hood River	8,577	None found	0
City of Stayton	Stayton	8,400	None found	0
Winston - Dillard Water District	Winston	8,300	None found	0
City of Umatilla	Umatilla	8,256	None found	0
City of Sutherlin	Sutherlin	8,060	None found	0
Seaside Water Department	Seaside	7,482	None found	0
City of Milton - Freewater	Milton - Freewater	7,145	PFOS, PFHxS	0
City of Brookings	Brookings	7,120	None found	3
Green Area Water & Sanitary Authority	Roseburg	7,000	None found	0
Junction City Water Utilities	Junction City	7,000	Not sampled	0
City of Sheridan	Sheridan	6,494	None found	0
Roats Water System	Bend	6,469	None found	0
Rainbow Water District	Springfield	6,300	PFOA, PFOS, PFBS	1
City of Talent	Talent	6,293	None found	0
Seal Rock Water District	Seal Rock	6,000	None found	0
Ice Fountain Water District	Hood River	6,000	None found	0
Crystal Springs Water District	Odell	5,973	None found	0
City of Phoenix	Phoenix	5,900	None found	0
City of Estacada	Estacada	5,750	None found	2
City of Boardman	Boardman	5,749	None found	0
Kernville - Gleneden - Linc Bch WD	Gleneden Beach	5,609	None found	0
City of Creswell	Creswell	5,585	None found	0
City of Tillamook Water Dept	Tillamook	5,265	None found	0
City of Veneta	Veneta	5,200	None found	0
Heceta Water Peoples Utility District	Florence	4,921	None found	0
City of Reedsport	Reedsport	4,836	None found	3
Philomath Public Works	Philomath	4,670	None found	0
Raleigh Water District	Portland	4,500	None found	0
Chenowith PUD	The Dalles	4,500	None found	1
City of Lafayette	Lafayette	4,423	None found	3
City of Wood Village	Wood Village	4,388	None found	0
Sunriver Water Llc/Sunriver Utilities	Sunriver	4,300	None found	0
City of Aumsville	Aumsville	4,125	None found	0
Crooked River Ranch WTR Co	Terrebonne	4,000	None found	0
Rivergrove Water District	Lake Oswego	4,000	None found	0
City of Coquille	Coquille	3,953	None found	4
City of Madras	Madras	3,940	None found	0
Warm Springs Water Treatment Plant	Warm Springs	3,800	None found	38
City of Sisters	Sisters	3,778	Not sampled	0
City of Harrisburg	Harrisburg	3,684	None found	1
North Plains Water Department	North Plains	3,663	Not sampled	0
City of Mount Angel	MT. Angel	3,650	None found	0
Toledo Water Utilities	Toledo	3,645	None found	0
City of Myrtle Creek	Myrtle Creek	3,501	None found	0
Tri - City Jw&Sa	Myrtle Creek	3,500	None found	0
City of Hubbard	Hubbard	3,478	None found	0
City of Jefferson	Jefferson	3,348	Not sampled	0
City of Bandon	Bandon	3,000	None found	0
City of Dundee	Dundee	2,960	PFOS	1
Corbett Water District	Corbett	2,954	None found	0
City of Lakeview	Lakeview	2,476	None found	1
City of Donald	Donald	1,107	None found	0
City of Falls City	Falls City	1,051	None found	0
Adair Village Water System	Adair Village	875	None found	0
Marcola Water District	Springfield	600	PFOS, PFHxS	0
Pleasant View Water Co	Yamhill	120	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.