massoutage

2016 New Hampshire Power Outage Report

In 2016, the average New Hampshire customer went without power for about 3.2 hours, the 15th worst of 49 states (US average 3.8 hours). Figures from DOE/ORNL EAGLE-I, including major storm days.

Avg hrs / customer
3.2
vs prior year
▲ 38%
vs 2015
Customer-hours out
2.4M
Peak customers out
92,168
across the state at once
EAGLE-I coverage
n/a
of NH customers
Counties reporting
10

New Hampshire year over year

New Hampshire: average hours without power per customer by year2015: 2.3h; 2016: 3.2h; 2017: 14.3h; 2018: 5.8h, coverage 88%; 2019: 3.3h, coverage 99%; 2020: 7.1h, coverage 99%; 2021: 3.4h, coverage 99%; 2022: 8.6h, coverage 99%; 2023: 9.5h; 2024: 14.2h; 2025: 3.8h0510150%50%100%2.3h20153.2h201614.3h20175.8h20183.3h20197.1h20203.4h20218.6h20229.5h202314.2h20243.8h2025
Use the arrow keys to read values.
Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Month by month, 2016

Customer-hours without power across New Hampshire; July was the worst.

CSVJSON
New Hampshire customer-hours without power by month, 2016Jan 82K, Feb 184K, Mar 172K, Apr 83K, May 89K, Jun 159K, Jul 916K, Aug 126K, Sep 185K, Oct 133K, Nov 106K, Dec 136K0250k500k750k1M82KJan184KFeb172KMar83KApr89KMay159KJun916KJul126KAug185KSep133KOct106KNov136KDec
Use the arrow keys to read values.

All 10 New Hampshire counties, 2016

Ranked by average hours without power per customer. Each county links to its annual report.

CSVJSON
#CountyHrs / customerCustomer-hoursCustomersPeak outEvents
1Sullivan County5.0101K20,0794,369336
2Rockingham County4.3657K154,04838,471907
3Cheshire County3.8135K36,0144,024552
4Merrimack County3.5407K115,89925,159739
5Carroll County3.079K26,0094,355412
6Hillsborough County2.9569K196,40220,7351,028
7Coos County2.764K24,0382,480303
8Belknap County2.683K32,4343,531366
9Grafton County2.5126K49,8955,338353
10Strafford County1.6147K89,7387,738616

Biggest New Hampshire outages of 2016

Up to 25 county outage episodes with the most customers out at once.

CSVJSON
#CountyStarted (UTC)Ended (UTC)DurationPeak outCustomer-hours
1Rockingham County, NHJuly 23, 2016 09:30July 25, 2016 09:151d 23h38,471180K
2Merrimack County, NHJuly 23, 2016 21:30July 25, 2016 18:001d 20h25,159223K
3Hillsborough County, NHJuly 23, 2016 22:00July 26, 2016 00:302d 2h20,735164K
4Hillsborough County, NHMay 15, 2016 14:30May 15, 2016 21:457h 15m17,81817K
5Hillsborough County, NHMarch 29, 2016 12:00March 29, 2016 21:459h 45m16,1936,567
6Rockingham County, NHApril 6, 2016 00:00April 6, 2016 02:152h 15m13,14421K
7Rockingham County, NHFebruary 3, 2016 23:00February 4, 2016 23:151d12,53526K
8Rockingham County, NHFebruary 5, 2016 14:45February 6, 2016 20:451d 6h11,60340K
9Rockingham County, NHSeptember 11, 2016 14:30September 12, 2016 05:0014h 30m8,92819K
10Strafford County, NHFebruary 3, 2016 15:00February 3, 2016 17:452h 45m7,7382,736
11Rockingham County, NHJuly 18, 2016 19:30July 20, 2016 04:451d 9h7,51947K
12Hillsborough County, NHJuly 18, 2016 15:15July 19, 2016 08:4517h 30m7,18516K
13Rockingham County, NHOctober 26, 2016 12:30October 26, 2016 19:307h6,7384,331
14Strafford County, NHSeptember 11, 2016 14:30September 12, 2016 07:4517h 15m6,62323K
15Rockingham County, NHDecember 30, 2016 01:30December 30, 2016 22:1520h 45m6,61128K
16Hillsborough County, NHSeptember 11, 2016 13:45September 12, 2016 05:0015h 15m6,46742K
17Rockingham County, NHMarch 11, 2016 00:00March 11, 2016 04:154h 15m6,4658,983
18Rockingham County, NHNovember 20, 2016 04:30November 20, 2016 06:452h 15m5,3961,390
19Grafton County, NHJuly 23, 2016 20:45July 26, 2016 00:152d 3h5,33856K
20Merrimack County, NHJuly 9, 2016 21:00July 10, 2016 09:3012h 30m5,1855,473
21Merrimack County, NHMarch 29, 2016 17:00March 29, 2016 22:455h 45m5,0146,260
22Strafford County, NHFebruary 9, 2016 14:45February 9, 2016 16:001h 15m4,8624,283
23Grafton County, NHAugust 8, 2016 21:00August 9, 2016 00:003h4,7761,366
24Hillsborough County, NHMarch 1, 2016 06:15March 1, 2016 19:4513h 30m4,64516K
25Hillsborough County, NHSeptember 6, 2016 12:30September 6, 2016 19:156h 45m4,6223,077
EAGLE-I tracked about n/a of New Hampshire's electricity customers in 2016; outages at utilities it does not see are not counted. Hours per customer divide outage customer-minutes by modeled county customers.
New Hampshire by year:2025202420232022202120202019201820172015
Other states in 2016:NCWVSCVAMEFLLAAR

Part of the 2016 US Power Outage Report.

Data from DOE EAGLE-I, every source we read.