Duke Energy Progress time-of-use hours in South Carolina

On SC-R-STOU-61, on-peak hours run 6 PM – 9 PM and 6 AM – 9 AM on weekdays. Below is every active TOU rate plan Duke Energy Progress offers in South Carolina — 6 plans — with period boundaries verified against the published tariff. No price values; periods only.

Duke Energy Progress also serves North Carolina — or view all states.

For developers & agents

Query Duke Energy Progress periods in South Carolina 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.

Get a free API key Read the docs

Rate plan schedules

Every active time-of-use plan we track for Duke Energy Progress in South Carolina, with its period boundaries.

SC-R-STOU-61 Residential Service Solar Time-of-Use Residential
PeriodSeasonDaysHours
On-Peak All year Mon–Fri 6 PM – 9 PM
Super Off-Peak Mar 1 – Nov 30 Every day 12 AM – 6 AM
On-Peak Dec 1 – Feb 29 Mon–Fri 6 AM – 9 AM
Effective
Feb 1, 2026
Verified
SC-R-TOU-CPP Residential Service Time of Use with Critical Peak Pricing Residential
PeriodSeasonDaysHours
Super Off-Peak May 1 – Sep 30 Every day 1 AM – 6 AM
On-Peak May 1 – Sep 30 Mon–Fri 6 PM – 9 PM
Super Off-Peak Oct 1 – Apr 30 Every day 1 AM – 3 AM
On-Peak Oct 1 – Apr 30 Mon–Fri 6 AM – 9 AM
Super Off-Peak Oct 1 – Apr 30 Every day 11 AM – 4 PM
Effective
Feb 1, 2026
Verified
SC-R-TOUD Residential Service Time-of-Use Residential
PeriodSeasonDaysHours
Super Off-Peak May 1 – Sep 30 Every day 1 AM – 6 AM
On-Peak May 1 – Sep 30 Mon–Fri 6 PM – 9 PM
Super Off-Peak Oct 1 – Apr 30 Every day 1 AM – 3 AM
On-Peak Oct 1 – Apr 30 Mon–Fri 6 AM – 9 AM
Super Off-Peak Oct 1 – Apr 30 Every day 11 AM – 4 PM
Effective
Feb 1, 2026
Verified
SC-LGS-TOU Large General Service Time-of-Use Commercial
PeriodSeasonDaysHours
Super Off-Peak May 1 – Sep 30 Every day 1 AM – 6 AM
On-Peak May 1 – Sep 30 Mon–Fri 6 PM – 9 PM
Super Off-Peak Oct 1 – Apr 30 Every day 1 AM – 3 AM
On-Peak Oct 1 – Apr 30 Mon–Fri 6 AM – 9 AM
Super Off-Peak Oct 1 – Apr 30 Every day 11 AM – 4 PM
Effective
Feb 1, 2026
Verified
SC-MGS-TOU Medium General Service Time-of-Use Commercial
PeriodSeasonDaysHours
Super Off-Peak May 1 – Sep 30 Every day 1 AM – 6 AM
On-Peak May 1 – Sep 30 Mon–Fri 6 PM – 9 PM
Super Off-Peak Oct 1 – Apr 30 Every day 1 AM – 3 AM
On-Peak Oct 1 – Apr 30 Mon–Fri 6 AM – 9 AM
Super Off-Peak Oct 1 – Apr 30 Every day 11 AM – 4 PM
Effective
Feb 1, 2026
Verified
SC-R-TOU-EV Residential Service with Discount Charging Period EV
PeriodSeasonDaysHours
Super Off-Peak All year Every day 11 PM – 5 AM
Effective
May 1, 2026
Verified

Frequently asked

  1. What are Duke Energy Progress's on-peak hours in South Carolina?

    On the SC-R-STOU-61 plan (Residential Service Solar Time-of-Use), on-peak hours run from 6 PM – 9 PM and 6 AM – 9 AM on weekdays. All remaining hours are classified as off-peak.

  2. Does Duke Energy Progress charge more for electricity at certain times in South Carolina?

    Yes. Duke Energy Progress 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 6 active schedules; tou.tools does not publish pricing ($/kWh) details.

  3. How do I get Duke Energy Progress 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 Duke Energy Progress 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 Duke Energy Progress's plans in South Carolina?

    For customers on EV-specific plans like SC-R-TOU-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.