Skylane Drive Dam is an earth dam located in DuPage County, Illinois, built in 1998. It carries a Low hazard potential classification.
Dam profile
NID height · 9 ft9 ft tall and 450 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 Skylane Drive Dam
The primary purpose of Skylane Drive 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 Naperville Park District (private). It impounds the Trib Springbrook 2 near Naperville.
The dam stands 9 feet tall and stretches 450 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 65 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1998, the structure is 28 years old.
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 06/21/2023.
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Location
| State | Illinois |
| County | DuPage |
| Nearest City | Naperville |
| River/Stream | Trib Springbrook 2 |
| Coordinates | 41.72987, -88.19851 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 450 ft |
| Year Completed | 1998 (28 years old) |
Storage & Hydraulics
| NID Storage | 65 acre-ft |
| Max Storage | 65 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 227 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Naperville Park District |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/21/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50371 |
| Federal ID | IL50371 |
| More Info | State Dam Safety Program |