massoutage

Operating region annual report

2023 Arecibo Region, PR Power Outage Report

LUMA Energy's Arecibo operating region, as EAGLE-I reports Puerto Rico. It covers Adjuntas, Arecibo, Barceloneta, Camuy, Ciales, Florida, Hatillo, Jayuya, Manatí, Morovis, Quebradillas, Utuado, Vega Alta and Vega Baja. Source: LUMA's operational regions map (2/01/2024).

In 2023, customers in Arecibo Region, PR went without power for an average of 37.7 hours, a total of 7.7M customer-hours (Puerto Rico average 34.3 hours). That ranks 2nd worst of 6 Puerto Rico regions.

Summary data CSVJSON
Avg hrs / customer
37.7
203,086 customers
Customer-hours out
7.7M
Peak customers out
38,195
Outages ≥1,000 out
41
19 of 10,000+ · 64 total
Longest outage
26d 18h
began July 27, 2023
Rank in state
2nd/6

Compared with PR, the US and 2022

Arecibo Region, PR average hours without power per customer compared with state and national averages, 2023Arecibo Region 37.7 hours, Puerto Rico average 34.3 hours, US average (50 states and DC) 6.7 hours, Arecibo Region, 2022 218.3 hoursArecibo RegionArecibo Region37.7hPuerto Rico averagePuerto Rico average34.3hUS average (50 states and DC)US average (50 state…6.7hArecibo Region, 2022Arecibo Region, 2022218.3h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

CSVJSON
Arecibo Region, PR customer-hours without power by month, 2023Jan 372K, Feb 498K, Mar 440K, Apr 525K, May 762K, Jun 983K, Jul 952K, Aug 977K, Sep 680K, Oct 386K, Nov 521K, Dec 559K0250k500k750k1M372KJan498KFeb440KMar525KApr762KMay983KJun952KJul977KAug680KSep386KOct521KNov559KDec
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Customer-hours; June was the worst month.

Arecibo Region year over year

CSVJSON
Arecibo Region, PR: average hours without power per customer by year2015: no data; 2016: no data; 2017: no data; 2018: no data; 2019: no data; 2020: no data; 2021: 23.3h, coverage 100%; 2022: 218.3h, coverage 100%; 2023: 37.7h; 2024: 67.5h; 2025: 62.3h01002003000%50%100%n/a2015n/a2016n/a2017n/a2018n/a2019n/a202023.3h2021218.3h202237.7h202367.5h202462.3h2025
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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 Puerto Rico customers tracked each year.

Biggest outages in Arecibo Region, 2023

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1July 17, 2023 00:30July 27, 2023 02:1510d 1h38,195463K
2June 8, 2023 13:15June 11, 2023 12:152d 23h24,61391K
3November 17, 2023 00:45November 24, 2023 00:306d 23h23,314195K
4May 11, 2023 21:15June 7, 2023 15:4526d 18h23,269920K
5August 23, 2023 03:00September 17, 2023 19:1525d 16h21,928696K
6September 17, 2023 20:15October 1, 2023 01:1513d 5h21,421311K
7June 28, 2023 14:45July 16, 2023 22:4518d 8h20,721533K
8October 1, 2023 02:00October 19, 2023 00:3017d 22h17,542245K
9July 27, 2023 06:15August 23, 2023 01:0026d 18h17,216699K
10June 11, 2023 13:45June 26, 2023 22:0015d 8h16,192330K

Outage episodes by size in 2023: 50 reached 100+ customers, 41 reached 1,000+ customers, 19 reached 10,000+ customers.

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about n/a of Puerto Rico's customers in 2023; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 203,086 customers (the sum of ORNL's modeled municipio customer counts), 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. Arecibo Region has data for 2021–2025.

Cite this report

MassOutage (massoutage.com), Arecibo Region, PR annual power outage report, 2023, data as of Oct 14, 2026 13:35 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/). https://massoutage.com/reports/2023/puerto-rico/arecibo-region

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON