Lynch Canyon, located in American Canyon, California, is a private water supply dam on the North Fork Lynch Creek. With a dam height of 21 feet and a storage capacity of 80 acre-feet, Lynch Canyon serves primarily for irrigation and water supply purposes. The dam, classified as an earth type, was found to have a high hazard potential but is currently in fair condition as of the last assessment in September 2017.

Managed by the California Department of Water Resources and regulated by the Safety of Dams agency, Lynch Canyon is subject to state permitting, inspection, and enforcement to ensure its safety and compliance with regulatory standards. Despite its high hazard potential, the dam has not undergone any modifications in recent years, highlighting the importance of regular monitoring and maintenance to mitigate risks associated with its operation.

As a crucial water resource infrastructure in Solano County, Lynch Canyon plays a significant role in water supply management for the surrounding area. Climate and water resource enthusiasts can appreciate the intricate balance between water supply needs, dam safety considerations, and regulatory oversight that are essential to maintaining the resilience and sustainability of this vital infrastructure in the face of changing environmental conditions.