massoutage

County annual report · FIPS 13151

2018 Henry County, GA Power Outage Report

In 2018, customers in Henry County, GA went without power for an average of 1.1 hours, a total of 156K customer-hours (Georgia average 4.7 hours). That ranks 141st worst of 157 Georgia counties and 2258th of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
1.1
137,362 customers
Customer-hours out
156K
Peak customers out
11,297
Outages ≥1,000 out
26
1 of 10,000+ · 972 total
Longest outage
1d 16h
began August 29, 2018
Rank in state
141st/157
2258th of 2,798 US

Compared with GA, the US and 2017

Henry County, GA average hours without power per customer compared with state and national averages, 2018Henry County 1.1 hours, Georgia average 4.7 hours, US average 5.6 hours, Henry County, 2017 6.6 hoursHenry CountyHenry County1.1hGeorgia averageGeorgia average4.7hUS averageUS average5.6hHenry County, 2017Henry County, 20176.6h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

CSVJSON
Henry County, GA customer-hours without power by month, 2018Jan 1,661, Feb 13K, Mar 23K, Apr 7,926, May 15K, Jun 26K, Jul 8,390, Aug 6,122, Sep 17K, Oct 19K, Nov 7,705, Dec 11K010k20k30k1,661Jan13KFeb23KMar7,926Apr15KMay26KJun8,390Jul6,122Aug17KSep19KOct7,705Nov11KDec
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Customer-hours; June was the worst month.

Henry County year over year

CSVJSON
Henry County, GA: average hours without power per customer by year2015: 0.6h; 2016: 0.8h; 2017: 6.6h; 2018: 1.1h, coverage 90%; 2019: 1.1h, coverage 86%; 2020: 2.0h, coverage 88%; 2021: 1.5h, coverage 90%; 2022: 2.3h, coverage 91%; 2023: 6.2h; 2024: 2.3h; 2025: 4.0h024680%50%100%0.6h20150.8h20166.6h20171.1h20181.1h20192.0h20201.5h20212.3h20226.2h20232.3h20244.0h2025
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Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Coverage line is EAGLE-I's share of Georgia customers tracked each year.

Biggest outages in Henry County, 2018

The 10 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1September 27, 2018 12:45September 28, 2018 06:1517h 30m11,29715K
2May 23, 2018 11:00May 24, 2018 03:0016h5,9156,477
3June 22, 2018 21:45June 23, 2018 21:0023h 15m3,9979,002
4March 20, 2018 03:45March 20, 2018 20:3016h 45m3,86914K
5October 10, 2018 20:00October 12, 2018 02:301d 6h3,81413K
6December 1, 2018 17:15December 2, 2018 00:457h 30m3,6922,806
7June 14, 2018 12:45June 15, 2018 01:3012h 45m2,3342,734
8February 24, 2018 06:15February 24, 2018 12:306h 15m2,1827,666
9May 9, 2018 12:15May 9, 2018 13:301h 15m2,1551,951
10December 24, 2018 21:15December 24, 2018 21:3015m2,127532

Outage episodes by size in 2018: 99 reached 100+ customers, 26 reached 1,000+ customers, 1 reached 10,000+ customers.

Utility reliability filed with the EIA

SAIDI (average outage time per customer) and SAIFI (average interruptions per customer) that utilities serving Henry County reported on EIA Form 861 for 2018, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Georgia Power Co20183.8 hrs1.482.1 hrs1.21
Central Georgia El Member Corp20181.8 hrs1.2889 min1.13
Snapping Shoals El Member Corp201863 min0.8663 min0.86
City of College Park - (GA)-----
City of Hampton - (GA)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 90% of Georgia's customers in 2018; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 137,362 customers (ORNL modeled county customer count), including major storm days. It is comparable across counties but is not the SAIDI a utility files.
  • An outage event is a continuous stretch with customers out; counts at 100, 1,000 and 10,000+ use its peak.
  • Years loaded: 2015–2025. Henry County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Henry County, GA annual power outage report, 2018, data as of Oct 3, 2026 02:41 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2018/georgia/henry-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON