Black Hills Power, Inc. time-of-use hours in Wyoming

On WY-RD, on-peak hours run 11 AM – 11 PM and 8 AM – 12 AM and 7 AM – 11 PM and 10 AM – 10 PM on weekdays. Below is every active TOU rate plan Black Hills Power, Inc. offers in Wyoming — 2 plans — with period boundaries verified against the published tariff. No price values; periods only.

Black Hills Power, Inc. also serves South Dakota — or view all states.

For developers & agents

Query Black Hills Power, Inc. periods in Wyoming 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 Black Hills Power, Inc. in Wyoming, with its period boundaries.

WY-RD Wyoming Residential Demand Service — Maximum Value Option Residential
PeriodSeasonDaysHours
On-Peak Apr 1 – first Sun of Apr Mon–Fri 11 AM – 11 PM
On-Peak Nov 1 – first Sun of Nov Mon–Fri 8 AM – 12 AM
On-Peak second Sun of Mar – Mar 31 Mon–Fri 8 AM – 12 AM
On-Peak last Sun of Oct – Oct 31 Mon–Fri 11 AM – 11 PM
On-Peak first Sun of Nov +1d – second Sun of Mar −1d Mon–Fri 7 AM – 11 PM
On-Peak first Sun of Apr +1d – last Sun of Oct −1d Mon–Fri 10 AM – 10 PM
Effective
Sep 26, 2017
Verified
WY-ES Wyoming Energy Storage Service Commercial
PeriodSeasonDaysHours
On-Peak Apr 1 – first Sun of Apr Mon–Fri 11 AM – 11 PM
On-Peak Nov 1 – first Sun of Nov Mon–Fri 8 AM – 12 AM
On-Peak second Sun of Mar – Mar 31 Mon–Fri 8 AM – 12 AM
On-Peak last Sun of Oct – Oct 31 Mon–Fri 11 AM – 11 PM
On-Peak first Sun of Nov +1d – second Sun of Mar −1d Mon–Fri 7 AM – 11 PM
On-Peak first Sun of Apr +1d – last Sun of Oct −1d Mon–Fri 10 AM – 10 PM
Effective
Sep 26, 2017
Verified

Frequently asked

  1. What are Black Hills Power, Inc.'s on-peak hours in Wyoming?

    On the WY-RD plan (Wyoming Residential Demand Service — Maximum Value Option), on-peak hours run from 11 AM – 11 PM and 8 AM – 12 AM and 7 AM – 11 PM and 10 AM – 10 PM on weekdays. All remaining hours are classified as off-peak.

  2. Does Black Hills Power, Inc. charge more for electricity at certain times in Wyoming?

    Yes. Black Hills Power, Inc. 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 2 active schedules; tou.tools does not publish pricing ($/kWh) details.

  3. How do I get Black Hills Power, Inc. 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 Black Hills Power, Inc. 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.