Little Water Left in San Carlos Reservoir

Little Water Left in San Carlos Reservoir mwong4 Mon, 06/29/2026 - 12:48 Little Water Left in San Carlos Reservoir OPERA’s dynamic surface water extent layer and Landsat images show extremely low water levels in this Arizona reservoir in June 2026. 2 MIN READ June 29, 2026 Worldview Image of the Week Facebook Little water remained in Arizona’s San Carlos reservoir in late June 2026—less than 1% of capacity—due to very limited winter snow and spring runoff from the mountains upstream of the Gila River watershed. At capacity, the reservoir would be one of Arizona’s largest lakes.