Surface Water


Throughout the northwest there is a renewed commitment to reverse the impacts of 125 years of urbanization and changing land uses. Gray & Osborne helps communities use the following tools to make real and sustainable progress in surface water quality and salmon recovery.

Comprehensive planning

Environmental planning and permitting

Stormwater management

Sedimentation and erosion control

NPDES Phase 2 compliance

Surface water utility formation

Geomorphological studies

Hydraulic and hydrologic modeling

Stream bank stabilization

Fish habitat enhancement

Low Impact Development

Conveyance, detention and treatment

Pump stations

Castle Rock - Stream Restoration
North Bend - Sediment Trap
Port Susan Bay - Flood Gate
Kenmore - Stream Restoration