Deer Lodge County power outages

Montana outage history from 2020 to 2023, with the largest outages and a backup battery estimate.

Deer Lodge County, Montana had no major outages from 2020 to 2023

Below middle outage time among US counties

Residents here averaged 0.71 times the US outage time per person and 1.22 times the Montana rate. It ranks 13 of 34 in the state, where 1 has the most. Data confidence: Medium, with 4 years of records.

0.0major outages per year
0 of 4years with a major outage
Nonelongest major outage
Oct, Dechardest months

October and December made up 42% of this county's outage time. The largest outage on record began Oct 18, 2020, reached 6,027 customers, and left at least 200 customers out for 4.2 hours.

Outage time per resident, rated Montana counties
MostLeast

Outage impact by year

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

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2020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
202035,381200
202117,674140
20225,481100
20239,358100

When outages hit

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

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JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Oct 18, 20204.26,02711,291
Oct 13, 20206.01,6497,519
Jan 13, 20215.01,6794,456
Dec 5, 20215.01,4024,220
Aug 7, 20232.01,4372,864

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.