Cheyenne County power outages

Colorado outage history from 2017 to 2023, with the largest outages and a backup battery estimate.

This county is not rated. Its numbers may not reflect what residents experienced.

Cheyenne County, Colorado had 3 major outages from 2017 to 2023

Not rated

We show this record but do not rank it because the history is short, the population is very small, or customer counts look too high for the population. Treat these numbers with caution. Data confidence: Low, with 7 years of records.

0.4major outages per year
1 of 7years with a major outage
141 hrslongest major outage
Mar, Julhardest months

March and July made up 68% of this county's outage time. The largest outage on record began Mar 14, 2019, reached 289 customers, and left at least 200 customers out for 141.2 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
20K
40K
60K
80K
2017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
20172,22760
20183,35150
201957,768123
20208,59080
20211,88140
20225,889150
20233,74780

When outages hit

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

0%
20%
40%
60%
80%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Mar 14, 2019141.228940,813
Dec 29, 201910.81,3704,822
Dec 29, 20199.21,3874,314
Jul 30, 20193.89813,677
Sep 29, 20202.01,3912,395

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.