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River Restoration and Fish Barrier Removal
Mendocino, CA
Clearwater Hydrology (CH) prepared a geomorphic analysis and engineering hydrologic design for restoration of a 250 ft. reach of the Little River, a perennial stream just south of the Town of Mendocino in Van Damme State Park..... read more
Fish Barrier Removal and Channel Restoration
San Mateo, CA
Clearwater Hydrology (CH) prepared a restoration plan for integrated removal of two barriers to fish passage on a coastal steelhead stream in San Mateo County, a tributary to Arroyo Leon and Pilarcitos Creek.h..... read more
Waterman Creek Channel Restoration
San Mateo & Santa Cruz Counties, CA
Restore pre-disturbance, step-pool channel morphology; restore steelhead migratory corridor; maintain use of adjoining landing area for timber storage; integrate channel restoration with installation of a railcar bridge crossing..... read more
Bar-X Ranch Erosion Control and Mitigation Plan
Crazy Creek, Lake County, CA
Clearwater Hydrology collected survey data to be utilized as existing topography and the baseline for the restoration design. Hydraulic modeling software was used to determine design flow depths and channel shear stresses..... read more
Codornices Creek Restoration and Mitigation Design
Berkeley, CA
Congregation Beth El retained CH to design a step-pool channel in a severely incised, very steep ravine. The eroded channel was creating severe landsliding that instigated the collapse of mature riparian trees and a negative feedback cycle of toe erosion.. .. read more
Wildcat Creek Channel Restoration
Richmond, Contra Costa County, CA
Clearwater Hydrology (CH) analyzed the causes of hydraulic failure of a portion of the previous stream restoration designed and overseen by Dave Rosgen of Wildland Hydrology Consultants in Alvarado Park, a unit of the East Bay Regional Parks system.. read more
Big Rock Ranch Restoration and Mitigation
Marin County, CA
Clearwater Hydrology (CH) prepared restoration designs for four intermittent and two ephemeral channels, and assisted in the design-construction of three off-channel wetlands at the Big Rock Ranch complex in western Marin County. .. read more
Lucas Valley Hydrologic Design and Miller Creek Restoration. Marin County, CA
Clearwater Hydrology (CH) Principal, William Vandivere, P.E. analyzed flooding and channel/bank instability in a severely degraded two-mile reach of Miller Creek over a design and implementation period that spanned nine years (1981-1989).. read more
Matsuoka Property Hydraulic Study
Sacramento County, CA
Clearwater Hydrology (CH) analyzed the potential hydrologic impacts of development on existing wetlands and vernal pools on the Matsuoka Property, and the opportunities for creation of mitigation wetland areas..... read more
Strawberry Creek Flood Assessment & Consulting
Berkeley, CA
Clearwater Hydrology (CH) analyzed the potential flooding in the Strawberry Creek system in Berkeley, CA. under various hypothetical rain storm events..... read more
Creek Restoration and Pond Rehabilitation
Green Gulch Farm, Muir Beach, CA
Clearwater Hydrology (CH) prepared a flooding and water supply assessment for Green Gulch Farm (GGF) in Marin County, CA. In-stream ponds, culverts, and cement-lined channels were installed at the farm as part of historical ranching and farming activities.... read more
Lin Livermore Project Area Mitigation and Monitoring Plan, Dublin, CA
Clearwater Hydrology (CH) analyzed watershed water balances, soil infiltration characteristics and potential ponding conditions for 24.5 acres of seasonal wetland creation on the Lin property in Livermore as part of the Dublin Ranch Mitigation and Monitoring Plan... read more
Bluestone Quarry Wetland Mitigation
Santa Clara County, CA
CH conducted a hydrologic assessment of shallow groundwater and surface water interactions along an existing broad drainage swale, south of the active Bluestone (aka Freeman) Quarry mining area, for H.T. Harvey & Associates (HTH). ... read more
KGO Radio Wetland Mitigation
Fremont, CA
William Vandivere, P.E., Principal of Clearwater Hydrology prepared a wetland mitigation design based on a hydraulic and geomorphic analysis of tidal conditions and sediment flux in a tributary to Newark Slough in the S.F. Bay Wildlife Refuge. ... read more
Cascade Canyon Erosion & Sediment Yield Assessment
Marin County, CA
Clearwater Hydrology (CH) was retained by Leonard Charles & Associates to prepare an erosion and sediment yield assessment for the Cascade Canyon and White Hill Management Plan in Marin County. The open space is managed by the Marin County Open Space District. ... read more
Marin County Wide Plan (CWP) - EIR
Marin County, CA
The monitoring included re-surveys of marsh plain transects, drainage channel cross-sections, and MHW inundated area computations. A yearly report was prepared ... read more
Thompson Reach Channel Restoration
The Presidio, San Francisco, CA
Design and implement stable channel between remaining storm drain segments, while retaining potential for future restoration linkages; minimize impacts to adjoining historic buildings and other infrastructure; restore native riparian corridor with wetland bottomland component; meet a tight construction schedule. ..... read more
Creek Restoration and Pond Rehabilitation
Napa Valley College, Napa, CA
Clearwater Hydrology conducted a topographic survey to collect detailed stream topography both upstream and downstream of the reach to be restored. read more
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