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Project: American River Watershed, Common Features Natomas Basin

Description: Levee improvements around the Natomas Basin include installing seepage cutoff walls, seepage berms, and mitigation efforts. 42 miles of levee will be improved to return the levees to a condition certifiable for FEMA purposes, and will provide a minimum of 200-year level of protection to the basin. Total project amount includes State support costs for project implementation.

Reference Number: 3860-P1E-878

Implemented By: United States Army Corps of Engineers (USACE)

Objective: Flood protection

Type: Restoration, Infrastructure Improvement

Total Cost: $94,682,445.72

Project Status: Project Implementation

On Time?: Yes    Within Scope?: Yes    Within Budget?: Yes

Estimated Completion: 12/31/2025    Actual Completion:

Associated Counties: Sacramento

Contribution SourcesContribution DateContribution Amount
Federal Contribution5/22/2014$37,500,000.50
Local Contribution5/22/2014$6,287,300.00
Other State Funds2/1/2019$9,780,524.95
Prop. 1E, USACE Projects6/3/2016$41,114,620.27

Project MetricMetric TopicQuantityUnit
RestorationEcosystem: Riparian Habitat427acres restored/assessed/managed
Infrastructure ImprovementLevee Repair, Strengthen, Raised24miles of levee repaired/strengthened


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