Pond, Stream, and Native Revegetation Design/Build

PCI enlarged and enhanced an existing farm pond to create extensive habitat for native aquatic species as well as recreational features in the Sonoma Valley. PCI’s landscape architects developed sound, effective riparian and wetland restoration methods that also blend into the surrounding landscape and are aesthetically pleasing. The creek restoration included design and reconstruction of…


Thomas Creek Ranch Salmonid Enhancement Design

The residents of Thomas Creek Ranch offered to host a salmonid habitat enhancement project along their stretch of lower Green Valley Creek, a tributary to the Russian River. In cooperation with the Gold Ridge Resource Conservation District and a Technical Working Group for the creek, PCI developed conceptual and construction plans to provide winter rearing…


Presidio Trust Wetland Restoration

The Presidio Trust Wetland Restoration project will restore and create 8 acres of creek, freshwater wetlands, and brackish marsh at three sites within the Presidio of San Francisco, providing mitigation for impacts on wetlands from runway safety improvements at San Francisco International Airport. PCI coordinated approvals between two landowners—the Presidio Trust and Golden Gate National…


Jenner Headlands Preserve Public Access

PCI was retained by the Wildlands Conservancy and Sonoma Land Trust for planning and design of initial public access features for this 5,630-acre Preserve. The project involves the creation of a trailhead parking lot off Highway 1 north of Jenner, ADA-accessible restrooms and day-use area with picnic tables, ADA compliant access road and trail to…


Green Gulch Enhancement Project

Green Gulch Creek is a tributary to Redwood Creek in Marin County, one of the last streams south of Lagunitas Creek with a remaining wild run of coho salmon. The San Francisco Zen Center operates a meditation center and one of California’s oldest continuously certified organic farms on the property. Historic realignment and hardening of…