Custer County power outages

Colorado outage history from 2015 to 2023, with the largest outages and a backup battery estimate.

Custer County, Colorado had 1 major outage from 2015 to 2023

Lower outage time among US counties

Residents here averaged 0.31 times the US outage time per person and 0.94 times the Colorado rate. It ranks 24 of 44 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

0.1major outages per year
1 of 9years with a major outage
10 hrslongest major outage
Nov, Julhardest months

November and July made up 46% of this county's outage time. The largest outage on record began Nov 27, 2015, reached 1,444 customers, and left at least 200 customers out for 5.0 hours.

Outage time per resident, rated Colorado counties
MostLeast

Outage impact by year

Customer-hours without power. 1,000 customers out for 2 hours is 2,000 customer-hours.

0
5K
10K
15K
20K
2015'152016'162017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
201510,04330
20166,26920
20177,66631
20185,27370
20192,18140
202077710
202145610
20225,65350
2023000

When outages hit

Share of this county's customer-hours by month.

0%
10%
20%
30%
40%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Nov 27, 20155.01,4447,220
Feb 16, 20174.01,2194,876
Oct 3, 20162.81,3913,825
Jul 12, 20224.08933,572
Sep 9, 20181.81,7323,031

Hours measure how long at least 200 customers in the county were out. Most customers get power back sooner.

Size your backup battery

Start with what you would keep running. Wattages are typical averages, so check your own appliances.

1,700 Whof battery capacity, allowing for about 15% conversion loss

If anyone relies on medical equipment, plan that with their provider. Run portable fuel generators outdoors only, at least 20 feet from doors, windows and vents. See the outage checklist.

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How to read this

  • A major outage lasted at least 8 hours and reached customers equal to at least 1% of county residents.
  • Records cover outages of at least 200 customers in a county. They do not show what happened on your street.
  • Utilities that do not report can make a county look better than it is. Data ends in 2023. Read the full method.