Colorado

As of October 8, 2026, the reservoirs we track across Colorado that report live levels hold roughly 2,111 hm³ of water — about 45.9% of their combined capacity. Taken together, Colorado's reservoirs are within their normal operating range.

Across the region, 8 reservoirs are at critically low levels and 3 are low. Lake Nighthorse is the fullest at 92.9%, while Fruitgrowers Reservoir is the lowest at 2.0%.

Over the most recent week on record, 5 reservoirs rose and 6 reservoirs fell across Colorado.

Storage figures for Colorado come from USGS · USACE · BOR · CDEC; the most recent reading is from October 8, 2026. Each reservoir below links to its own page with full history and seasonal context.