Reservoir · Indiana · United States · USACE CWMS
Brookville Lake Dam
92.9% full
Capacity
228.07 hm³
Volume stored
212 hm³
Vs month average
95% of normal
Coordinates
39.440°N, 85.001°W
Last updated
2026-10-30
Current fill
92.9%vs 7 days ago
-2.8 pplosing
vs 1 year ago
N/A7-day trend
↓falling
Drought context
Storage vs October average
95%of normal
92.9% full on 2026-10-30, against an average of 97.8% for October across 2 years of readings (-4.9 points).
Drought Monitor at this site · 27 October 2026
Nonenot in a drought category
Brookville Lake Dam's coordinates fall outside every category on the weekly U.S. Drought Monitor map. That describes local conditions — rainfall, soil moisture, streamflow — not the reservoir's storage. Indiana drought figures →
Data source: USACE CWMS — US Army Corps of Engineers — daily reservoir storage volume. Capacity is the design (normal full-pool) capacity from the US National Inventory of Dams (NID); fill % = current volume ÷ design capacity. Last reading: 2026-10-30.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 39.440°N, 85.001°W · Open in Google Maps
About Brookville Lake Dam
As of October 30, 2026, Brookville Lake Dam is filled to 92.9% of its total capacity, holding 211.81 hm³ of water out of a maximum 228.07 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has fallen by 2.8 percentage points.
Across the readings we hold for Brookville Lake Dam — 310 data points between October 31, 2021 and October 30, 2026 — the level has ranged from a low of 78.5% (December 4, 2021) to a high of 104.2% (August 30, 2026). On average the reservoir is fullest around August and at its lowest around January.
It is operated by USACE primarily for multiple purposes. It is at 39.440°N, 85.001°W.
Key facts
- Current fill level
- 92.9% of total capacity
- Water stored
- 211.81 hm³
- Total capacity
- 228.07 hm³
- 7-day change
- ▼ 2.8 pp
- Primary use
- Multipurpose
- Operator
- USACE
- Coordinates
- 39.440°N, 85.001°W
- Last updated
- October 30, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 30 Oct 2026 | 92.9% | 211.81 |
| 29 Oct 2026 | 93.1% | 212.27 |
| 28 Oct 2026 | 93.6% | 213.55 |
| 27 Oct 2026 | 94.2% | 214.74 |
| 26 Oct 2026 | 94.7% | 215.89 |
| 25 Oct 2026 | 95.1% | 216.79 |
| 24 Oct 2026 | 95.4% | 217.55 |
| 23 Oct 2026 | 95.7% | 218.25 |
| 22 Oct 2026 | 96.0% | 218.94 |
| 21 Oct 2026 | 96.6% | 220.21 |
| 20 Oct 2026 | 97.3% | 221.95 |
| 19 Oct 2026 | 97.7% | 222.88 |