Storage from official US gauges (USGS, USACE, Bureau of Reclamation, CDEC). Fill % uses design capacity from the National Inventory of Dams where available; a few sites without a match fall back to the 5-year maximum.

Major reservoirs — data pending

⏳

MOON LAKE RESERVOIR NEAR MOUNTAIN HOME, UT — data sourcing in progress

Storage is monitored by the US Geological Survey (USGS NWIS), but the live feed is currently stale — we are working to restore it. Known capacities: MOON LAKE RESERVOIR NEAR MOUNTAIN HOME, UT (0.1 km³).

MOON LAKE RESERVOIR NEAR MOUNTAIN HOME, UT

Sourcing

Capacity: 61 hm³⏳ Pending

About reservoirs in Utah

As of July 28, 2026, the reservoirs we track across Utah that report live levels hold roughly 12,088 hm³ of water — about 31.1% of their combined capacity. Taken together, Utah's reservoirs are low.

Across the region, 2 reservoirs are at critically low levels and 7 are low. Currant Creek Reservoir and Dam is the fullest at 94.9%, while Newton Reservoir and Dam is the lowest at 19.1%.

Storage figures for Utah come from USGS · USACE · BOR · CDEC; the most recent reading is from July 28, 2026. Each reservoir below links to its own page with full history and seasonal context.

Utah at a glance

Reservoirs tracked: 27
Average fill: 31.1%
Water stored: 12,088 hm³
Combined capacity: 38,845 hm³
At critically low levels: 2
Fullest: Currant Creek Reservoir and Dam (94.9%)
Lowest: Newton Reservoir and Dam (19.1%)
Last updated: July 28, 2026

Frequently asked questions

How full are reservoirs in Utah right now?

As of July 28, 2026, the reservoirs tracked in Utah that report live levels are 31.1% full overall, holding about 12,088 hm³ of water.

How many reservoirs are there in Utah?

reservoirs.earth tracks 27 reservoirs in Utah, with a combined storage capacity of 38,845 hm³.

Which reservoir in Utah is the fullest?

Currant Creek Reservoir and Dam is currently the fullest reservoir in Utah, at 94.9% of capacity.

Which reservoir in Utah is the lowest?

Newton Reservoir and Dam is currently the lowest in Utah, at 19.1% of capacity.

Where does the reservoir data for Utah come from?

All storage figures for Utah come from USGS · USACE · BOR · CDEC, an official source, last updated July 28, 2026.

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