United States


Moseley Sports Center, Alaska Pacific University, Anchorage: saltwater (contains chlorine)

Alyeska Resort, Girdwood: saltwater (contains chlorine)


Volanta Park Indoor/Outdoor Pool, Fairhope: ozone (NO chlorine)


Chico Sports Club, Chico: saltwater/UV (unverified) (contains chlorine)

Rustler Aquatic Center, Golden West College, Huntington Beach: ozone (reduced chlorine)

Woollett Aquatic Center, Irvine: saltwater (contains chlorine)

The Sports Club, Los Angeles: saltwater [[[saltwater| (contains chlorine)]

Harbin Hot Springs, Middleton: spring-fed, ozone (reduced chlorine)

Oakland Marriott City Center Hotel, Oakland: saltwater (contains chlorine)

Titus Park Swimming Pool, Salinas: saltwater (contains chlorine)

San Francisco Bay Club, San Francisco: saltwater (contains chlorine)

The Swim Center, San Luis Obispo: some pools may be treated with ozone (check with facility staff) (reduced chlorine)

University of California at Santa Cruz Pool Complex, Santa Cruz: ozone (confirm with facility staff) (reduced chlorine)

Santa Monica Family YMCA, Santa Monica: ozone (reduced chlorine)


24 Hour Fitness, Fort Collins: saltwater (contains chlorine)

Miramont Lifestyle Fitness, (all Front Range locations): saltwater (contains chlorine)

Indian Springs Resort, Idaho Springs: hot spring-fed, purification method unverified

Hot Springs Lodge & Pool, Glenwood Springs: hot spring-fed, ozone purified

District of Columbia:

Reeves Aquatics Center, American University, Washington, D.C.: ozone purified (unverified) (reduced chlorine)


Georgia Tech Aquatic Center, Atlanta: ozone with reduced bromine (unverified)


Fort Natatorium, Shirk Center, Illinois Wesleyan University, Bloomington: Tarn Pure(TM) silver/copper ionization (non-chlorine) purified

Holmes Place Health Club, Chicago: ozone (reduced chlorine)


Louisina State University Natatorium, Baton Rouge: purification method unverified


Royal Sonesta Hotel, Boston: electrolytic/salt system

Boston Sports Club, Lexington: purification method unverified

Longfellow Sports Club, Natick: purification method unverified

Plymouth Fitness, Plymouth: saltwater (contains chlorine)


Maryland Athletic Club, Timonium: saltwater (contains chlorine)


Lolo Hot Springs, Lolo: spring-fed, purification method unverified

New Jersey:

Highlands Natural Pool, Ringwood: stream-fed, chemical-free

Cruiser Swim and Tennis Club, Sparta: UV/ozone (reduced chlorine)

New York:

May Center for Health, Fitness & Sports, 92nd Street Y, New York City: ozone purified, 25-yard (reduced chlorine)


Columbus Aquatic Center, Columbus: purification method unverified

Aquatic Adventures, Hilliard: UV (unverified) (reduced chlorine)


Cascade Athletic Clubs, East Gresham: saltwater (contains chlorine)

Grants Pass Family YMCA, Grants Pass: saltwater (contains chlorine)

Cascade Athletic Clubs, Gresham: saltwater (contains chlorine)

Cascade Athletic Clubs, Portland: saltwater (contains chlorine)

Stayton Family Memorial Pool, Stayton: saltwater (contains chlorine)

South Dakota:

Evans Plunge, Hot Springs: natural spring-fed (purification method unverified)


YMCA, Jackson: saltwater (contains chlorine)


24 Hour Fitness, Austin: saltwater (contains chlorine)


AF Recreation Center, American Fork: UV (reduced chlorine)

Orem Fitness Center, Orem: UV (reduced chlorine)

SCERA Park Pool, Orem: UV (reduced chlorine)

Salt Lake County Swimming Pools: UV (unverified) (reduced chlorine)


NOVA Aquatic Center, Richmond: ozone, two 25-meter by 25-yard pools (reduced chlorine)


Bainbridge Island Aquatic Center, Bainbridge Island: ozone (reduced chlorine)

Fife Community Swimming Pool, Fife: saltwater (unverifed) (contains chlorine)

Discover Aquatics, Olympia: purification method unverified

Gold's Gym, Redmond: saltwater (contains chlorine)

Colman Outdoor Pool, Seattle: saltwater (contains chlorine)

Washington Athletic Club, Seattle: UV (unverified) (reduced chlorine)

Island Athletic Club, Whidbey Island: SaltPure (contains chlorine)


Harry & Rose Samson Family Jewish Community Center, Milwaukee: ozone (reduced chlorine)

Know of a safer, non- or low-chlorine pool in the United States? Please post it in the forums.

Always contact pool management to obtain current information. The authors and hosts of this directory do not accept any responsibility for any loss, injury, or inconvenience sustained by any reader as a result of information contained in this directory.

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