Darwish Dam
Darwish Dam is an earth dam located in Peoria County, Illinois. It carries a Low hazard potential classification.
About Darwish Dam
The primary purpose of Darwish Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Michael Darwish (private). It impounds the Trib East Branch Copperas Cr near Banner.
The dam stands 40 feet tall and stretches 340 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 109 acre-feet, and collects water from a drainage area of 0 square miles.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 06/23/2025.
At 40 feet, this dam is taller than 87% of dams nationwide.
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Location
| State | Illinois |
| County | Peoria |
| Nearest City | Banner |
| River/Stream | Trib East Branch Copperas Cr |
| Coordinates | 40.64622, -89.89576 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 340 ft |
Storage & Hydraulics
| NID Storage | 109 acre-ft |
| Max Storage | 109 acre-ft |
| Normal Storage | 79 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 63 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | MICHAEL DARWISH |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 06/23/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50459 |
| Federal ID | IL50459 |
| More Info | State Dam Safety Program |