State · United States · USGS · BOR · USACE · CDEC
Indiana
67.5% average fill
Measured
4
Data pending
1
Volume stored
598 hm³
Measured capacity
886 hm³
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Reservoirs
Sorted by capacityMonroe Lake
Updated 2026-09-11
Patoka Lake
Updated 2026-09-11
Cagles Mill Lake
Updated 2026-09-11
C. M. Harden Lake
Updated 2026-09-10
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
Salamonie Lake — data sourcing in progress
Storage is monitored by the US Army Corps of Engineers (USACE CWMS), but the live feed is currently stale — we are working to restore it. Known capacities: Salamonie Lake (0.1 km³).
About reservoirs in Indiana
As of September 11, 2026, the reservoirs we track across Indiana that report live levels hold roughly 598 hm³ of water — about 67.5% of their combined capacity. Taken together, Indiana's reservoirs are within their normal operating range.
None of the tracked reservoirs are currently at critically low levels. C. M. Harden Lake is the fullest at 105.0%, while Cagles Mill Lake is the lowest at 42.5%.
Storage figures for Indiana come from USGS · USACE · BOR · CDEC; the most recent reading is from September 11, 2026. Each reservoir below links to its own page with full history and seasonal context.
Indiana at a glance
- Reservoirs tracked
- 4
- Average fill
- 67.5%
- Water stored
- 598 hm³
- Combined capacity
- 886 hm³
- Fullest
- C. M. Harden Lake (105.0%)
- Lowest
- Cagles Mill Lake (42.5%)
- Last updated
- September 11, 2026