Imperial Irrigation District peak
& off-peak hours
Below is every active TOU rate plan we track for Imperial Irrigation District — 3 plans — with period boundaries verified against the published tariff. No price values; periods only.
Rate Plans
TOU-D Time-Of-Use Residential Service
Residential| Period | Season | Days | Hours |
|---|---|---|---|
| On-Peak | May 1 – Oct 31 | Mon–Fri | 4 PM – 9 PM |
| On-Peak | Nov 1 – Apr 30 | Mon–Fri | 5 AM – 9 AM |
| On-Peak | Nov 1 – Apr 30 | Mon–Fri | 5 PM – 9 PM |
TOU-GL Time-Of-Use Large General Service
Commercial| Period | Season | Days | Hours |
|---|---|---|---|
| On-Peak | May 1 – Oct 31 | Mon–Fri | 4 PM – 9 PM |
| On-Peak | Nov 1 – Apr 30 | Mon–Fri | 5 AM – 9 AM |
| On-Peak | Nov 1 – Apr 30 | Mon–Fri | 5 PM – 9 PM |
TOU-GS Time-Of-Use General Service
Commercial| Period | Season | Days | Hours |
|---|---|---|---|
| On-Peak | May 1 – Oct 31 | Mon–Fri | 4 PM – 9 PM |
| On-Peak | Nov 1 – Apr 30 | Mon–Fri | 5 AM – 9 AM |
| On-Peak | Nov 1 – Apr 30 | Mon–Fri | 5 PM – 9 PM |
Use these Imperial Irrigation District hours in your app.
Current period and next transition for any ZIP or address.
FAQ's
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What are Imperial Irrigation District's on-peak hours?
On the TOU-D plan (Time-Of-Use Residential Service), on-peak hours run from 4 PM – 9 PM and 5 AM – 9 AM and 5 PM – 9 PM on weekdays. All remaining hours are classified as off-peak.
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Does Imperial Irrigation District charge more for electricity at certain times?
Yes. Imperial Irrigation District 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 3 active schedules; tou.tools does not publish pricing ($/kWh) details.
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How do I get Imperial Irrigation District 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.
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Do Imperial Irrigation District 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.