PacifiCorp time-of-use hours in Washington

On WA-SCHEDULE-19, on-peak hours run 2 PM – 10 PM and 6 AM – 8 AM and 4 PM – 10 PM every day. Below is every active TOU rate plan PacifiCorp offers in Washington — 1 plan — with period boundaries verified against the published tariff. No price values; periods only.

PacifiCorp also serves California · Idaho · Oregon · Utah · Wyoming — or view all states.

For developers & agents

Query PacifiCorp periods in Washington programmatically.

One call returns the current period and the next transition time for any U.S. ZIP or address — GET /query/current over REST, or the same data through MCP for AI agents.

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Rate plan schedules

Every active time-of-use plan we track for PacifiCorp in Washington, with its period boundaries.

WA-SCHEDULE-19 Schedule 19 - Residential Service Time of Use Pilot Residential
PeriodSeasonDaysHours
On-Peak Jun 1 – Sep 30 Every day 2 PM – 10 PM
On-Peak Oct 1 – May 31 Every day 6 AM – 8 AM
On-Peak Oct 1 – May 31 Every day 4 PM – 10 PM
Effective
May 1, 2021
Verified

Frequently asked

  1. What are PacifiCorp's on-peak hours in Washington?

    On the WA-SCHEDULE-19 plan (Schedule 19 - Residential Service Time of Use Pilot), on-peak hours run from 2 PM – 10 PM and 6 AM – 8 AM and 4 PM – 10 PM every day. All remaining hours are classified as off-peak.

  2. Does PacifiCorp charge more for electricity at certain times in Washington?

    Yes. PacifiCorp offers time-of-use (TOU) rate plans where electricity costs vary depending on the period. The period—peak, off-peak, mid-peak, or super off-peak—depends on the time, day, and season. This page lists boundaries for 1 active schedules; tou.tools does not publish pricing ($/kWh) details.

  3. How do I get PacifiCorp time-of-use periods in my app?

    Schedules are accessible programmatically via the tou.tools REST API and MCP server for AI agents. By querying a U.S. address or ZIP code, your application can instantly retrieve the current period and next scheduled transition time. Developer API keys are free.

  4. Do PacifiCorp time-of-use hours change during holidays or seasons?

    Yes. Peak hours and rate periods can vary by season (typically summer and winter halves) and special holidays. While some schedules like E-ELEC keep stable hours year-round, others introduce super off-peak windows or adjust peak times. Check each rate plan card above for specific seasonal boundaries.