City of Jackson, TN
How often City of Jackson goes out
1.5 separate outages last year, 3.1 hours without power in total - that is City of Jackson's record for Tennessee, running ahead of the national median. That is 19% less outage time than the Tennessee state average of 3.8 hours a year.
Outage length, and what it means for a generator
2 hours is the average length of a single outage here - past comfortable battery range, which is where a portable generator becomes the better buy. The frequency-versus-duration guide covers why length decides the kind of backup.
What this means for buying a generator
Serving 39,029 customers here, City of Jackson customers lose more power than most of the country sees, so a generator is worth getting rather than an overreaction.
How City of Jackson's record was measured
City of Jackson filed these numbers itself, as a municipally-owned utility, under EIA Form 861 - a federal reliability report covering its entire Tennessee territory, serving 39,029 customers here, not a single street or outage. Every other utility in Tennessee is covered too: see Tennessee's full record. The full scoring method lives in the methodology guide.