State · United States · USGS · BOR · USACE · CDEC
Indiana
86.3% average fill
Measured
3
Volume stored
397 hm³
Measured capacity
460 hm³
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Reservoirs
Sorted by capacityPatoka Lake
Updated 2026-07-29
Cagles Mill Lake
Updated 2026-07-29
Salamonie Lake
Updated 2026-07-23
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.
About reservoirs in Indiana
As of July 29, 2026, the reservoirs we track across Indiana that report live levels hold roughly 397 hm³ of water — about 86.3% of their combined capacity. Taken together, Indiana's reservoirs are high.
None of the tracked reservoirs are currently at critically low levels. Patoka Lake is the fullest at 97.2%, while Cagles Mill Lake is the lowest at 41.9%.
Storage figures for Indiana come from USGS · USACE · BOR · CDEC; the most recent reading is from July 29, 2026. Each reservoir below links to its own page with full history and seasonal context.
Indiana at a glance
- Reservoirs tracked
- 3
- Average fill
- 86.3%
- Water stored
- 397 hm³
- Combined capacity
- 460 hm³
- Fullest
- Patoka Lake (97.2%)
- Lowest
- Cagles Mill Lake (41.9%)
- Last updated
- July 29, 2026
Frequently asked questions
How full are reservoirs in Indiana right now?
As of July 29, 2026, the reservoirs tracked in Indiana that report live levels are 86.3% full overall, holding about 397 hm³ of water.
How many reservoirs are there in Indiana?
reservoirs.earth tracks 3 reservoirs in Indiana, with a combined storage capacity of 460 hm³.
Which reservoir in Indiana is the fullest?
Patoka Lake is currently the fullest reservoir in Indiana, at 97.2% of capacity.
Which reservoir in Indiana is the lowest?
Cagles Mill Lake is currently the lowest in Indiana, at 41.9% of capacity.
Where does the reservoir data for Indiana come from?
All storage figures for Indiana come from USGS · USACE · BOR · CDEC, an official source, last updated July 29, 2026.