Justin Semion

Chief Technical Officer


Justin Semion is a Principal and the Chief Technical Officer at WRA, Inc. He has managed dozens of diverse projects involving environmental assessment for the California Environmental Quality Act (CEQA) and National Environmental Policy Act (NEPA), permitting, restoration and habitat management, habitat mitigation planning and monitoring, and essential fish habitat evaluation.  He is a leading regional industry expert on intertidal and subtidal habitats, including eelgrass and oysters.  His technical expertise includes wetland delineation, ecosystem functions and services evaluation, eelgrass and oyster surveys and mitigation, stream and riparian habitat assessments, rare and endangered species surveys and evaluations, wildlife corridor evaluation, vegetation monitoring, and fisheries ecology.  Justin’s environmental work experience prior to starting with WRA includes environmental restoration and survey work with the Golden Gate National Recreation Area and permit analyst Washtenaw County Michigan’s Clean Water Act Section 401 Sediment Control Program.

Justin has experience with environmental permitting includes Corps of Engineers Clean Water Act Section 404 nationwide and individual permits, Endangered Species Act Section 7 and Essential Fish Habitat consultation, Regional Water Quality Control Board (RWQCB) Water Quality Certifications, Bay Conservation and Development Commission (BCDC) permits, California Department of Fish and Game (CDFG) Streambed Alteration Agreements, and San Francisco Bay Dredge Material Management Office (DMMO) permits, as well as implementing permit compliance, mitigation and monitoring requirements of these permits.  He also has experience preparing Initial Studies and Mitigated Negative Declarations for the California Environmental Quality Act (CEQA), as well as biological resources sections for Environmental Impact Reports.


Member, Port of San Francisco Waterfront Plan Resilience Advisory Team

Restoration Subcommittee Member, Subtidal Habitats Goals Project, California Coastal Conservancy

Poster Presentation: Eelgrass Transplantation Methods, State of the Estuary Conference 2009, San Francisco Estuary Institute


Port of Richmond Inner Harbor Dredging Monitoring, Richmond, California

Exploratorium Relocation Project Permitting, San Francisco, California

Silicon Valley Clean Water, Force Main Replacement,Redwood City, California

Waldo Point Harbor Project, Sausalito, California

PG&E Pit 3, 4, 5 Hydroelectric Project License Implementation Biological Studies and Permitting,Shasta County, California

Eelgrass Surveys, Essential Fish Habitat Evaluation, Permitting, and Mitigation, San Francisco Bay, Tomales Bay, and Bodega Bay, California

County of Santa Clara, Bridge Scour Natural Environmental Studies, Santa Clara County, California

City of Belvedere General Plan Update, Belvedere, California

El Rancho San Benito, San Benito County, California

Idaho-Maryland Mine Delineation and Permitting, Grass Valley, California

Redwood City Ferry Terminal Assessment, Redwood City, California

Coyote Creek Flood Control Delineation, Mill Valley, California

Napa Valley Marina Permitting, Napa, California

Mayacama Golf Club, Windsor, California

Libertyship Way Biological Resources Assessment, Sausalito, California

Coyote Valley Specific Plan, San Jose, California

The Ranch on Silver Creek, San Jose, California

Pacific Commons Preserve Biological Monitoring,Fremont, California

Georgia Pacific Fort Bragg Mill Site Biological Studies, Fort Bragg, California

Santa Venetia Marsh Enhancement, San Rafael, California

Marin County Biological Policies Implementation,Marin County, California

Tinsley Island Bank Stabilization, Stockton, California


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MBA, Sustainable Management, Presidio Graduate School. 2014

BS, Resource Ecology and Management, University of Michigan, School of Natural Resources and Environment. 1998


Certified Professional Wetland Scientist (#2072)

Association of Environmental Professionals

Section 7 Endangered Species Act Biological Assessment Workshop, U.S. Fish and Wildlife Service. June 2007

San Francisco Bay Eelgrass Workshop. 2006

CEQA Basics Workshop, Association of Environmental Professionals. 2002