Environmental Documents

Environmental Documents can also be found on individual project pages.

Del Norte County

None at this time.

Humboldt County

Route 101, Excess Land Sale/Transfer of Parcel at 5th Street and R Street (Myrtle Avenue) in the City of Eureka

Initial Study with Draft Negative Declaration, April 2013 (PDF 4.0M)

Route 169, Widening and Installation of Metal Beam Guardrail

Initial Study with Proposed Mitigated Negative Declaration, Aptil 2010 (PDF 1.8M)

Route 299, Blue Lake Slide Stabilization and Culvert Replacements

Focused Initial Study with Proposed Mitigated Negative Declaration, December 2008 (PDF 1.3M)

Route 299, Green Point Sink Slope Stabilization

Initial Study with Proposed Mitigated Negative Declaration, July 2011 (PDF 2.2M)

Lake County

Route 53 Rehabilitation

Initial Environmental Study with Proposed Negative Declaration, April 2007 (PDF 1.3M)

Mendocino County

Route 1, Highway 1 Realignment

Focused Intitial Study with Proposed Mitigated Negative Declaration, October 2008 (PDF 1.4M)

Route 1, Seaside Creek Storm Damage Repair

Final Initial Study with Mitigated Negative Declaration, August 2011 (PDF 2.3M)

Route 1, Dunn Creek Fish Passage

Draft Initial Study with Proposed Negative Declaration, March 2010 (PDF 2.0M)

Route 128, Storm Damage Repair

Initial Study with Proposed Mitigated Negative Declaration, March 2011 (PDF 1.6M)

Route 253, Two Slipouts Storm Damage Permanent Restoration

Final Focused Initial Study with Proposed Negative Declaration, June 30, 2009 (PDF 1.6M)

Route 271, Leggett Maintenance Station Groundwater Remediation

Initial Study with Proposed Negative Declaration, February 2013 (PDF 2.9M)