Napa River

Project Fact Sheet

30-31 January 2024 - Upper Napa (sta. 0+00 to 169+00) - Condition Survey

30-31 January 2024 - Lower Napa (sta. 169+00 to 275+50) - Condition Survey

6-11 September 2023 - Upper Napa (sta. 0+00 to 169+00) - Condition Survey

6-11 September 2023 - Lower Napa (sta. 169+00 to 275+50) - Condition Survey

19 October, 18 & 23 November 2022 - Upper Napa (sta. 0+00 to 169+00) - Post-Dredge Survey

09 August 2022 - Upper Napa (sta. 0+00 to 169+00) - Condition Survey

09 August 2022 - Lower Napa (sta. 169+00 to 275+50) - Condition Survey

14-15 June 2022 - Upper Napa (sta. 0+00 to 169+00) - Condition Survey

14-15 June 2022 - Lower Napa (sta. 169+00 to 692+00) - Condition Survey

02-10 February 2022 - Upper Napa (sta. 0+00 to 169+00) - Condition Survey

02-10 February 2022 - Lower Napa (sta. 169+00 to 692+00) - Condition Survey

11-15 March 2021 - Upper Napa (sta. 0+00 to 169+00) - Condition Survey

11-15 March 2021 - Lower Napa (sta. 169+00 to 692+00) - Condition Survey

05, 10-11 March 2020 - Upper Napa (sta. 0+00 to 169+00) - Condition Survey

05, 10-11 March 2020 - Lower Napa (sta. 169+00 to 692+00) - Condition Survey

10 July 2019 - Upper Napa (sta. 0+00 to 169+00) - Condition Survey

10 July 2019 - Lower Napa (sta. 169+00 to 692+00) - Condition Survey

9-10 May 2018 - Upper Napa (sta. 0+00 to 169+00) - Condition Survey

9-10 May 2018 - Lower Napa (sta. 169+00 to 692+00) - Condition Survey

4-9 May 2017 - Upper Napa (sta. 0+00 to 169+00)

4-9 May 2017 - Lower Napa (sta. 169+00 to 692+00)

30 December 2016 - Post-dredge Survey 

2-7 March 2016 - Upper Napa (sta. 0+00 to 169+00)

2-7 March 2016 - Lower Napa (sta. 169+00 to 692+00)

23-24 October 2014

  • 3-7, 12, 17 & 19 April 2012
  •  

    26-28 January and 10 February 2010

     

    6, 9-11 June 2008

     

    22-24 August 2007

     

    28-29 September & 3-4 October 2006

     

    09 - 25 June 2004

     

    23 - 25 April 2003

    Contact

    Paul P. Chen, CESPN-ECC-H
    450 Golden Gate
    San Francisco, CA 94102
    paul.p.chen@usace.army.mil   
    415-503-6925
     
    Ellen W. Choy, CESPN-ECC-H
    ellen.w.choy@usace.army.mil   
     
    Sharon Y. Wong, CESPN-ECC-H
    sharon.y.wong@usace.army.mil