Airport Storage Pond 2
Airport Storage Pond 2 is an earth dam located in Sonoma County, California, built in 1989. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Airport Storage Pond 2
The primary purpose of Airport Storage Pond 2 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 Sonoma County Water Agency (local government). It impounds the Tr Windsor Creek near N/a.
The dam stands 20 feet tall and stretches 3,628 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 310 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1989, the structure is 37 years 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 05/14/2025.
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 California 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 | California |
| County | Sonoma |
| Nearest City | N/a |
| River/Stream | Tr Windsor Creek |
| Coordinates | 38.51770, -122.80550 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 3,628 ft |
| Year Completed | 1989 (37 years old) |
Storage & Hydraulics
| NID Storage | 310 acre-ft |
| Max Storage | 310 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Sonoma County Water Agency |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/14/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CA01202 |
| Federal ID | CA01202 |
| More Info | State Dam Safety Program |