Pretty Water is an earth dam located in Creek County, Oklahoma, built in 1940. It carries a Low hazard potential classification.
Dam profile
NID height · 40 ft40 ft tall and 870 ft long, taller than 86% of U.S. dams with a recorded height. 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 Pretty Water
The primary purpose of Pretty Water is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mark a & Clinta J Armstrong (local government). It impounds the Rock Creek near Sapulpa.
The dam stands 40 feet tall and stretches 870 feet across, and has a maximum storage capacity of 800 acre-feet. Completed in 1940, the structure is well-established, with more than 75 years of service.
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 08/30/2011. That was over 15 years ago.
At 40 feet, this dam is taller than 86% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Oklahoma |
| County | Creek |
| Nearest City | Sapulpa |
| River/Stream | Rock Creek |
| Coordinates | 36.03589, -96.14718 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 870 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 800 acre-ft |
| Max Storage | 800 acre-ft |
| Normal Storage | 480 acre-ft |
| Max Discharge | 6,900 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Mark a & Clinta J Armstrong |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/30/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK20721 |
| Federal ID | OK20721 |
| More Info | State Dam Safety Program |