The Stream Maintenance Program (SMP) was developed by the City of Livermore to look after the monitoring and maintenance of both non-modified/natural creeks and engineered/modified flood control channels. See the following links for more information on the SMP:

• Stream Maintenance Program Manual and Appendix A
• The U.S. Army Corps SMP permit
• State of California San Francisco Bay Regional Water Quality Control Board and the Alameda County determinations

Further details and information may be found in topic documents below:

• Creeks & Flood Risk
• Flooding
• Floodplain Management
• Creek Care
• Community Flood Rating System
• Initial Public Notice - Collier Creek Canyon Silt Basin
• 2021 City of Livermore Proposed Stream Maintenance Projects
• 2022 City of Livermore Proposed Stream Maintenance Projects

For more information on the Stream Maintenance Program, Community Flood Rating System, or Living Arroyos Program, please see the links below:

FEMA Public Assistance Program - Final Public Notice

The City of Livermore applied for the Federal Emergency Management Agency (FEMA) Public Assistance Program for locations damaged during the 2022/2023 severe winter storm disaster. The public notice linked below provides information on FEMA’s intent to provide funding for these projects. Under the National Environmental Policy Act (NEPA), federal actions must be reviewed and evaluated for feasible alternatives and for social, economic, historic, environmental, legal, and safety considerations. This notice serves as a project‐specific final notice for FEMA’s funding action located within a Special Flood Hazard Area. FEMA has determined the only practicable alternative is to fund these projects.

FEMA Public Assistance Program - Final Public Notice: PW 01661; GM 744657; Arroyo Mocho Trail - Stanley Blvd LOP 9 & Concannon Bridge LOP 19