Bull Creek #4
Bull Creek #4 is an earth dam located in Mesa County, Colorado, built in 1901. It carries a High hazard potential classification and has a fair condition assessment.
About Bull Creek #4
The primary purpose of Bull Creek #4 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Bull Creek Res. Co. (groo, John) (private). It impounds the Bull Creek-tr near Molina.
The dam stands 32 feet tall and stretches 1,094 feet across, creates a reservoir covering 33 acres, has a maximum storage capacity of 611 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1901, the structure is over a century old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 07/26/2022.
At 32 feet, this dam is taller than 76% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Colorado dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Colorado |
| County | Mesa |
| Nearest City | Molina |
| River/Stream | Bull Creek-tr |
| Coordinates | 39.07637, -108.03735 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 1,094 ft |
| Year Completed | 1901 (125 years old) |
Storage & Hydraulics
| NID Storage | 611 acre-ft |
| Max Storage | 611 acre-ft |
| Normal Storage | 425 acre-ft |
| Surface Area | 33 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 4,200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | BULL CREEK RES. CO. (GROO, JOHN) |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 07/26/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO00897 |
| Federal ID | CO00897 |
| More Info | State Dam Safety Program |