American water
Mineral Springs in America
America has hundreds of mineral springs concentrated in a handful of geological hot zones. Here's how they formed, where they cluster, and which ones still produce bottled water today.
The four main American mineral spring belts
- Saratoga / Ballston (NY) — Naturally carbonated wells along a fault line in the Hudson Valley.
- Ouachita / Ozark (AR, MO) — Long-aged rainwater filtered through novaculite at Hot Springs, plus Eureka Springs and Mountain Valley.
- Texas Mineral Belt (TX) — Mineral Wells, Marlin, Sutherland Springs and the historic spas of central Texas.
- Appalachian / Georgia–Virginia spa belt — Warm Springs, Indian Springs, Lithia Springs, the Greenbrier, Berkeley Springs.
Why these regions and not others
Mineral springs require three things: a deep aquifer, mineral-rich host rock (limestone, basalt, novaculite), and a fault or natural pressure system to push water upward. The American mineral spring belts all sit at intersections of those three.
Active vs historic
Most American mineral springs are no longer commercially bottled — they survive as state parks, bathhouses, or destination spas. The active bottling springs today are concentrated in Arkansas, New York and Texas.
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