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Engineering Plans & Manuals
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Street Standards
Learn about street and storm drainage standards for Friday Harbor, WA.
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Dam Emergency Action Plan
View the Trout Lake Dam Emergency Action Plan.
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Structural Report (PDF)
View a structural report for the Trout Lake Dam.
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Water System & Conservation Plans
View plans for the water system and water conservation in Friday Harbor.
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Stormwater Management Plan
View the stormwater management plan for Friday Harbor.
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Stormwater Technical Manual
The provisions of this Stormwater Technical Manual are intended to guide and advise all who conduct new development or redevelopment within the Town.
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Trout Lake Forest Assessment
Read the forest assessment for the Trout Lake Watershed.
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Trout Lake Seismic Analysis
Read the seismic analysis for Trout Lake Dam.
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Wastewater Facilities Plan
Learn about major upgrades to the existing Wastewater Treatment Plant. This document provides the basis for planning, including projections through year 2040.