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Access Project Documents and Data

Use the Project Quick Links below to see or download this project's Permit History, a summary of DMMO Suitability Determinations, and any Documents submitted to DMMO such as Sampling and Analysis Plans (SAPs) and Sampling and Analysis Results (SARs).

You may also view and download past Testing Results for this project in two ways: (1) view testing data from different testing episodes using the "Dredging Events/Status" list below Project Quick Links; or (2) refine your search and query for specific data types using the Project Test Data link at the left of the page.


Events Status

Search Filter:
  Event NameEvent TypeProp. Depth (ft, MLLW)Over Depth (ft)Prop. Vol. (est. cy)Actual Vol. (in situ, cy)Comments 
Add NEW episode here Maint 0.00.000
2022 Napa River Federal Navigation Channel Maint 0.00.000
2016 Lower Napa River Federal Navigation Channel Maint 9.01.012,23662,709 -15 ft. + 2 ft. overdepth volume estimate: 299,447 cy -15 ft. + 2 ft. over...
2015 Napa River Federal Navigation Maint. Dredging Maint 10.02.0102,0420 c/o Napa Co. Flood Control & Water Conservation District c/o Napa Co. Flood C...

Query Checked Events: Go


Point of Contact
USACE, SF District & Napa Co. Flood Control
804 First Street