Mill Creek No 1 Dam is an earth dam located in Washoe County, Nevada. It carries a High hazard potential classification.
Dam profile
NID height · 23 ft23 ft tall and 310 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 Mill Creek No 1 Dam
The primary purpose of Mill Creek No 1 Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Incline Village Gid (local government). It impounds the Mill Creek-os near Incline Village.
The dam stands 23 feet tall and stretches 310 feet across, creates a reservoir covering 0 acres, has a maximum storage capacity of 2 acre-feet, and collects water from a drainage area of 0 square miles.
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. An emergency action plan is in place for this dam. The most recent inspection on record was 09/13/2023.
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 Nevada 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.
Wider Context
Washoe County's 76 documented dams include 35 at the High hazard level — the county holds more than a fifth of Nevada's High-hazard inventory.
Location
| State | Nevada |
| County | Washoe |
| Nearest City | Incline Village |
| River/Stream | Mill Creek-os |
| Coordinates | 39.23773, -119.92491 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 310 ft |
Storage & Hydraulics
| NID Storage | 2 acre-ft |
| Max Storage | 2 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 5 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Incline Village Gid |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Not assessed |
| Last Inspection | 09/13/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NV10376 |
| Federal ID | NV10376 |
| More Info | State Dam Safety Program |