Otter Tail Power Co time-of-use hours in Minnesota

On MN-9-04-PILOT, on-peak hours run 2 PM – 8 PM and 7 AM – 10 AM on weekdays. Below is every active TOU rate plan Otter Tail Power Co offers in Minnesota — 5 plans — with period boundaries verified against the published tariff. No price values; periods only.

Otter Tail Power Co also serves North Dakota · South Dakota — or view all states.

For developers & agents

Query Otter Tail Power Co periods in Minnesota 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 Otter Tail Power Co in Minnesota, with its period boundaries.

MN-9-04-PILOT Residential Time of Day Service – Pilot Residential
PeriodSeasonDaysHours
Mid-Peak Jun 1 – Sep 30 Mon–Fri 12 PM – 2 PM
On-Peak Jun 1 – Sep 30 Mon–Fri 2 PM – 8 PM
Mid-Peak Jun 1 – Sep 30 Sat–Sun 2 PM – 8 PM
Mid-Peak Jun 1 – Sep 30 Mon–Fri 8 PM – 9 PM
On-Peak Oct 1 – May 31 Mon–Fri 7 AM – 10 AM
Mid-Peak Oct 1 – May 31 Mon–Fri 10 AM – 9 PM
Effective
Jul 1, 2025
Verified
MN-11-02 Irrigation Service – Time of Use (Option 2) Agricultural
PeriodSeasonDaysHours
Mid-Peak Apr 15 – May 31 Mon–Fri 6 AM – 1 PM
Mid-Peak Apr 15 – May 31 Mon–Fri 5 PM – 8 PM
Mid-Peak Jun 1 – Sep 30 Every day 11 AM – 8 PM
Mid-Peak Oct 1 – Nov 1 Mon–Fri 6 AM – 1 PM
Mid-Peak Oct 1 – Nov 1 Mon–Fri 5 PM – 8 PM
Effective
Jul 1, 2022
Verified
MN-10-03 General Service – Time of Use Commercial
PeriodSeasonDaysHours
Mid-Peak Jun 1 – Sep 30 Every day 11 AM – 8 PM
Mid-Peak Oct 1 – May 31 Mon–Fri 6 AM – 1 PM
Mid-Peak Oct 1 – May 31 Mon–Fri 5 PM – 8 PM
Effective
Jul 1, 2022
Verified
MN-10-05 Large General Service – Time of Day Commercial
PeriodSeasonDaysHours
Mid-Peak Jun 1 – Sep 30 Mon–Fri 11 AM – 1 PM
Mid-Peak Jun 1 – Sep 30 Sat–Sun 11 AM – 10 PM
On-Peak Jun 1 – Sep 30 Mon–Fri 1 PM – 7 PM
Mid-Peak Jun 1 – Sep 30 Mon–Fri 7 PM – 10 PM
Mid-Peak Oct 1 – May 31 Mon–Fri 6 AM – 7 AM
On-Peak Oct 1 – May 31 Mon–Fri 7 AM – 11 AM
Mid-Peak Oct 1 – May 31 Mon–Fri 11 AM – 10 PM
Mid-Peak Oct 1 – May 31 Sat–Sun 6 PM – 10 PM
Effective
Jul 1, 2022
Verified
MN-10-07-EV EV DCFC General Service – Time of Day EV
PeriodSeasonDaysHours
Mid-Peak Jun 1 – Sep 30 Mon–Fri 11 AM – 1 PM
Mid-Peak Jun 1 – Sep 30 Sat–Sun 11 AM – 10 PM
On-Peak Jun 1 – Sep 30 Mon–Fri 1 PM – 7 PM
Mid-Peak Jun 1 – Sep 30 Mon–Fri 7 PM – 10 PM
Mid-Peak Oct 1 – May 31 Mon–Fri 6 AM – 7 AM
On-Peak Oct 1 – May 31 Mon–Fri 7 AM – 11 AM
Mid-Peak Oct 1 – May 31 Mon–Fri 11 AM – 10 PM
Mid-Peak Oct 1 – May 31 Sat–Sun 6 PM – 10 PM
Effective
Dec 1, 2023
Verified

Frequently asked

  1. What are Otter Tail Power Co's on-peak hours in Minnesota?

    On the MN-9-04-PILOT plan (Residential Time of Day Service – Pilot), on-peak hours run from 2 PM – 8 PM and 7 AM – 10 AM on weekdays. All remaining hours are classified as off-peak.

  2. Does Otter Tail Power Co charge more for electricity at certain times in Minnesota?

    Yes. Otter Tail Power Co 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 5 active schedules; tou.tools does not publish pricing ($/kWh) details.

  3. How do I get Otter Tail Power Co 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 Otter Tail Power Co 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.

  5. What is the best time to charge an EV under Otter Tail Power Co's plans in Minnesota?

    For customers on EV-specific plans like MN-10-07-EV, the most cost-effective time to charge is during super off-peak or off-peak hours. Charging during these designated windows significantly reduces electricity costs and minimizes demand on the grid.