Miami-Dade County, Florida Power Outages, 2015 to 2023

Miami-Dade County, Florida had 9 major outages from 2015 to 2023

Higher outage time among US counties

Residents here averaged 1.66 times the US outage time per person and 0.84 times the Florida rate. It ranks 36 of 60 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

1.0major outages per year

6 of 9years with a major outage

156 hrslongest major outage

Sep, Novhardest months

September and November made up 84% of this county's outage time. The largest outage on record began Sep 11, 2017, reached 1,604,860 customers, and left at least 200 customers out for 65.0 hours.

Outage time per resident, rated Florida counties

MostLeast

Outage impact by year

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

25M

50M

75M

100M

2015'152016'162017'172018'182019'192020'202021'212022'222023'23

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	2,284,430	1462	1
2016	2,364,302	1396	1
2017	84,239,856	1124	4
2018	1,959,690	1400	1
2019	1,913,018	1321	0
2020	2,400,618	1296	0
2021	2,015,884	1166	0
2022	2,832,380	1208	1
2023	3,458,604	1165	1

When outages hit

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

25%

50%

75%

100%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Sep 11, 2017	65.0	1,604,860	35,532,028
Sep 14, 2017	155.5	313,790	18,608,957
Sep 8, 2017	58.5	898,340	13,261,938
Sep 11, 2017	12.0	1,777,800	10,356,472
Sep 11, 2017	4.0	1,616,900	3,451,865

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.

Phones, Wi-Fi, lights, about 60 WRefrigerator, about 60 WChest freezer, about 40 WGas furnace fan, about 160 W

Hours to cover: 24

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.