Umbach Estate Properties
Umbach Estate Properties is an earth dam located in Grady County, Oklahoma, built in 1960. It carries a Low hazard potential classification.
About Umbach Estate Properties
Umbach Estate Properties is a dam in Grady, Oklahoma. The dam is owned by Jerley Family Trust (private). It impounds the Tr-w.bitter Cr near Chickasha.
The dam stands 30 feet tall and stretches 340 feet across, creates a reservoir covering 2 acres, and has a maximum storage capacity of 200 acre-feet. Completed in 1960, the structure is well into its service life at over 50 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 08/30/2010. That was over 15 years ago.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Oklahoma |
| County | Grady |
| Nearest City | Chickasha |
| River/Stream | Tr-w.bitter Cr |
| Coordinates | 35.23670, -97.84491 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 340 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 2 acres |
| Max Discharge | 2,080 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | JERLEY FAMILY TRUST |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/30/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12920 |
| Federal ID | OK12920 |
| More Info | State Dam Safety Program |