Union Pacific Global III Dam is an earth dam located in Ogle County, Illinois, built in 2002. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 7,100 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Union Pacific Global III Dam
The primary purpose of Union Pacific Global III Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Union Pacific Railroad Company (private). It impounds the Trib Kyte River near Rochelle.
The dam stands 18 feet tall and stretches 7,100 feet across, creates a reservoir covering 82 acres, and has a maximum storage capacity of 440 acre-feet. Completed in 2002, the structure is relatively new.
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 08/17/2021.
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Location
| State | Illinois |
| County | Ogle |
| Nearest City | Rochelle |
| River/Stream | Trib Kyte River |
| Coordinates | 41.89867, -89.10975 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 7,100 ft |
| Year Completed | 2002 (24 years old) |
Storage & Hydraulics
| NID Storage | 440 acre-ft |
| Max Storage | 440 acre-ft |
| Surface Area | 82 acres |
| Max Discharge | 55 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Union Pacific Railroad Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/17/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50484 |
| Federal ID | IL50484 |
| More Info | State Dam Safety Program |