Official EIA-861 State Grid Summary
Northern Mariana Islands Power Outage Risk, Electric Utilities & Generator Sizing
Northern Mariana Islands households average 14.8 hrs/yr (890 minutes/year) of total blackout duration across 18.13 outages/year (Reliability Grade F — Severe Outage Risk), with an average residential electricity rate of 28.98 ¢/kWh.
Interactive Appliance Load Calculator
⚡ Home Backup Wattage Sizer for Northern Mariana Islands
Check the appliances you need to keep running during a blackout. We calculate your continuous running watts, highest motor starting surge, and 20% NEC safety headroom automatically.
Live Sizing Result (+20% Headroom)
3,000 W
Recommended Minimum Generator / Inverter Rating
1,250 WContinuous Running
2,250 WPeak Motor Surge
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Electric Utilities Operating in Northern Mariana Islands (EIA Form 861)
| Utility Name | Ownership | Customers | Outages/Yr | Annual Outage Time | Avg Restoration | Residential Rate |
|---|---|---|---|---|---|---|
| Commonwealth Utility Corporation - (MP) (#57105) | State | 13,052 | 18.13x/yr | 890 min (14.8h) | 49 min | 28.98 ¢/kWh |