Bi-State Program, Section 2.1 Reconnaissance Survey. QA/QC Control Plan

Tetra Tech. October 29, 1991. Reconnaissance survey of the lower Columbia River. Quality Assurance/Quality Control (QA/QC) plan for reconnaissance survey of the lower Columbia River. Prepared for Lower Columbia River Bi-State Committee. Tetra Tech, Inc., Redmond, WA. 121 pp. + appendices. (TC 8526-06).

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Tetra-Tech Inc.