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GSI Water Solutions, Inc.

Sediment characterization and management: remedial investigations and feasibility studies; contaminated site remediation; stormwater permit compliance and planning; stormwater treatment, design, and implementation; groundwater supply development; and water resources planning, water rights and permitting strategies.

Address: 650 NE Holladay Street, Suite 900
Portland, OR 97232

Benjamin Johnson, LHG; Principal Hydrogeologist

t: 971-200-8520