Summary: Revises Tariff WN U-3, Schedule 593, to revise rates for Cascade's Washington Energy Assistance Fund (WEAF) Program, reflecting projected spending for the next year as well as prior period balance carry-overs. The changes decrease annual revenues by approximately $17,000. The revised tariff also implements new income eligibility criteria. A typical residential customer using 55 therms will see a bill decrease of $0.01 per month.