Pasadena Water & Power peak
& off-peak hours

Below is every active TOU rate plan we track for Pasadena Water & Power — 7 plans — with period boundaries verified against the published tariff. No price values; periods only.

Rate Plans

R-1 Residential Service - Time-Of-Use (Option B)

Residential
PeriodSeasonDaysHours
On-Peak All year Every day 3 PM – 8 PM
Effective
Jul 1, 2017
Verified

R-2 Residential Multi-Family Service - Time-Of-Use (Option B)

Residential
PeriodSeasonDaysHours
On-Peak All year Every day 3 PM – 8 PM
Effective
Jul 1, 2017
Verified

M-1 Medium Commercial and Industrial Service - Time-Of-Use (Option B)

Commercial
PeriodSeasonDaysHours
On-Peak Jun 1 – Sep 30 Mon–Fri 12 PM – 8 PM
On-Peak Oct 1 – May 31 Mon–Fri 6 AM – 10 PM
Effective
Jul 1, 2017
Verified

M-2 Medium Commercial and Industrial Service - Time-Of-Use (Option B)

Commercial
PeriodSeasonDaysHours
On-Peak Jun 1 – Sep 30 Mon–Fri 12 PM – 8 PM
On-Peak Oct 1 – May 31 Mon–Fri 6 AM – 10 PM
Effective
Jul 1, 2017
Verified

S-1 Small Commercial and Industrial Service - Time-Of-Use (Option B)

Commercial
PeriodSeasonDaysHours
On-Peak Jun 1 – Sep 30 Mon–Fri 12 PM – 8 PM
On-Peak Oct 1 – May 31 Mon–Fri 6 AM – 10 PM
Effective
Jul 1, 2017
Verified

L-1 Large Commercial and Industrial Service - Time-Of-Use (Option B)

Industrial
PeriodSeasonDaysHours
On-Peak Jun 1 – Sep 30 Mon–Fri 12 PM – 8 PM
On-Peak Oct 1 – May 31 Mon–Fri 6 AM – 10 PM
Effective
Jul 1, 2017
Verified

L-2 Large Commercial and Industrial Service - Time-Of-Use (Option B)

Industrial
PeriodSeasonDaysHours
On-Peak Jun 1 – Sep 30 Mon–Fri 12 PM – 8 PM
On-Peak Oct 1 – May 31 Mon–Fri 6 AM – 10 PM
Effective
Jul 1, 2017
Verified
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Use these Pasadena Water & Power hours in your app.

Current period and next transition for any ZIP or address.

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FAQ's

  1. What are Pasadena Water & Power's on-peak hours?

    On the R-1 plan (Residential Service - Time-Of-Use (Option B)), on-peak hours run from 3 PM – 8 PM every day. All remaining hours are classified as off-peak.

  2. Does Pasadena Water & Power charge more for electricity at certain times?

    Yes. Pasadena Water & Power 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 7 active schedules; tou.tools does not publish pricing ($/kWh) details.

  3. How do I get Pasadena Water & Power 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 Pasadena Water & Power 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.