Geology
Mono County, CA
Approximate location — plotted from published sources, not a site visit, and not a guarantee of access.
Inyo National Forest day-use interpretive site on Hot Creek where boiling springs, fumaroles, and occasional geysering reveal the Long Valley Caldera hydrothermal system. Short paths and overlooks from the parking area; swimming and water entry are strictly prohibited because temperatures can spike to scalding without warning.
| Region | Mono County, CA |
|---|---|
| Coordinates (approx.) | 37.6607, -118.8277 |
| Geology | Hydrothermal creek / Long Valley Caldera |
| Manager | Inyo National Forest |
| Hours | Day use ~6 a.m.–10 p.m. |
| Rule | No swimming / no water entry |
Public recreation data — BLM & Recreation.gov (RIDB). Verify current access, fees, and seasonal closures before traveling.
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Plan ahead. Leave no trace. Verify current access before traveling.