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Carson Hot Springs

Carson, Washington, United States
Carson Hot Springs
Location
Carson, Washington, United States
Water type
iron-rich
Temperature
38 °C
pH
6.3

Water profile

Thermicity
Neutral
38 °C
LowHigh

Soothing — neither hot nor cold, perfect balance.

Mineralisation
Bio-active
LowHigh

Rich in active gases or metals — a strong mineral character.

Buoyancy
Standard buoyancy
LowHigh

Soft water — natural, classic buoyancy.

FerBicarbonatesManganèse

Carson Hot Springs is one of the oldest continuously operating mineral spring resorts in the Pacific Northwest, established in 1897 in the Wind River Valley of the Columbia River Gorge in Washington State, where the historic St. Martin's Hotel—a Victorian-era bathhouse building still in use—channels sulphurous bicarbonate mineral water into individual soaking tubs in an atmosphere of charmingly preserved turn-of-the-century resort hospitality. The warm mineral waters, emerging at approximately 47°C from volcanic geology along the Cascades' western flank, have been part of a thermal tradition since the late 19th century, enjoyed by guests who also benefit from the adjacent Gifford Pinchot National Forest's hiking trails and the Wind River's fly-fishing pools. Carson's remarkable historical continuity—over 120 years of family-operated hot spring bathing in the same Victorian bathhouse—makes it one of the American West's most atmospherically preserved mineral spring destinations.

Insider tip — Carson Hot Springs in the Columbia River Gorge has operated since 1876, making it one of the oldest continually operating hot spring resorts in the Pacific Northwest. The bathhouse retains much of its historic character with original claw-foot tubs fed by sulfurous mineral water. The low-key, unpretentious atmosphere attracts those seeking authenticity over luxury amenity. Wraparound blanket wraps following the mineral soak are a signature treatment offered here.
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Frequently asked questions

How hot is the water?
The water is neutral here, around 38 °C — a perfect balance, neither too hot nor too cold.
What type of water is found here?
This spot features iron-rich water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année.