Permanente Creek Flood Protection Project
Reports, documents and
environmental review

Permanente Creek Flood Protection Project Planning Study Report (July 2008)

Appendix A
Appendix B
Appendix C
Appendix D
Appendix E
Appendix F
Appendix G
Appendix H
Appendix I
Appendix J
Appendix K

Guidance on Alternative Evaluation and Selection for Natural Flood Protection Projects Draft document (August 2005)
(PDF 1.7 MB)

Existing Condition/Problem Definition Report
Pages 1-16 (PDF 139 KB)
Table of contents, list of figures, preface and background

• Project area map, page 7 (PDF 2 MB)

Pages 17-109 (PDF 8 MB)
Existing Conditions

• Watershed map, page 19 (PDF 2 MB)

• Reach map, page 21 (PDF 1.6 MB)

Pages 109-139 (PDF 276 KB)
Problem Definition, No Project Alternative, Bibliography

• Subsidence map, page 111 (PDF 1 MB)

• Recent flooding history, page 115 (PDF 2.1 MB)

• FEMA floodplain map, page 117 (PDF 645 KB)

• SCVWD floodplain map, page 119 (PDF 2 MB)

• Sediment removal history - Permanente Creek, page 131 (PDF 11 KB)

• Sediment removal history - Diversion Channel, page 132 (PDF 11 KB)

• Channel types, page 137 (PDF 2.4 MB)

• Remaining service life map, page 139 (PDF 1.5 MB)

Report appendices (hydrology report, level I hazmat investigation executive summary, and public comment from initial two scoping meetings) and figures 4-10 are available in hard copy.

If you would like copies of the appendices, or have questions or comments about the report or the project, please contact Afshin Rouhani at (408) 265-2607, ext. 2616.