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August 2, 2024—Sulfur Cone gas monitoring maintenance

Detailed Description

A Hawaiian Volcano Observatory gas scientist works on installing a newly calibrated Multi-Gas instrument at the Sulfur Cone gas monitoring site high up on Mauna Loa's Southwest Rift Zone at an elevation of 3,430 meters (11,240 feet) above sea level. USGS photo by M. Cappos.

Sources/Usage

Public Domain.

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