Griggs
Griggs is an earth dam located in La Plata County, Colorado, built in 1999. It carries a Significant hazard potential classification and has a fair condition assessment.
About Griggs
The primary purpose of Griggs is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by David & Susie Griggs (david Griggs) (private). It impounds the Beaver Creek-os near Bayfield.
The dam stands 13 feet tall and stretches 250 feet across, creates a reservoir covering 1 acres, and has a maximum storage capacity of 7 acre-feet. Completed in 1999, the structure is 27 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 05/24/2013. That was over 12 years ago.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Colorado |
| County | La Plata |
| Nearest City | Bayfield |
| River/Stream | Beaver Creek-os |
| Coordinates | 37.28834, -107.49191 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 250 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 7 acre-ft |
| Max Storage | 7 acre-ft |
| Normal Storage | 4 acre-ft |
| Surface Area | 1 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | DAVID & SUSIE GRIGGS (DAVID GRIGGS) |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 05/24/2013 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CO02885 |
| Federal ID | CO02885 |
| More Info | State Dam Safety Program |