Marcum No.1 is an earth dam located in Garvin County, Oklahoma, built in 1975. It carries a Low hazard potential classification.
Dam profile
NID height · 23 ft23 ft tall and 800 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 Marcum No.1
Marcum No.1 is a dam in Garvin, Oklahoma. The dam is owned by L Dee and Nancy Oliphant (private). It impounds the Tr-washington Creek near Pauls Valley.
The dam stands 23 feet tall and stretches 800 feet across, and has a maximum storage capacity of 120 acre-feet. Completed in 1975, 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 04/22/2010. That was over 16 years ago.
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Location
| State | Oklahoma |
| County | Garvin |
| Nearest City | Pauls Valley |
| River/Stream | Tr-washington Creek |
| Coordinates | 34.82487, -97.18982 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 800 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 40 acre-ft |
| Max Discharge | 260 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | L Dee and Nancy Oliphant |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 04/22/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK21130 |
| Federal ID | OK21130 |
| More Info | State Dam Safety Program |