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Eversource Power Outage Summary

As of September 17, 2026 at 11:50 PM ET, Eversource reports 2,487 of 3,315,796 tracked electric customers (0.08%) without power, across 3 states.

Customers Out
2,487
Customers Served
3,315,796
Share Without Power
0.08%
States Served
3

Most Affected Counties served by Eversource

Customers Out %Customers Out
  1. 1Carroll County21,787 Served10.55%2,299
  2. 2Western Connecticut Planning Region275,666 Served0.03%87
  3. 3Hillsborough County201,260 Served0.02%39
  4. 4Merrimack County44,944 Served0.05%21
  5. 5Southeastern Connecticut Planning Region103,523 Served0.01%11

States Served by Eversource

New Hampshire538,866 Served2,3590.44%Connecticut1,313,854 Served115<0.01%Massachusetts1,463,076 Served13<0.01%

All Counties served by Eversource

Barnstable County182,204 Served3<0.01%Belknap County28,649 Served00.00%Berkshire County41,300 Served00.00%Bristol County86,567 Served00.00%Capitol Planning Region471,094 Served8<0.01%Carroll County21,787 Served2,29910.55%Cheshire County38,558 Served00.00%Coos County17,641 Served00.00%Dukes County19,174 Served00.00%Franklin County29,871 Served00.00%Grafton County13,721 Served00.00%Greater Bridgeport Planning Region8,108 Served00.00%Hampden County113,466 Served2<0.01%Hampshire County32,684 Served00.00%Hillsborough County201,260 Served390.02%Lower Connecticut River Valley Planning Region100,806 Served00.00%Merrimack County44,944 Served210.05%Middlesex County385,930 Served2<0.01%Naugatuck Valley Planning Region180,016 Served00.00%Norfolk County119,352 Served6<0.01%Northeastern Connecticut Planning Region47,738 Served00.00%Northwest Hills Planning Region58,198 Served4<0.01%Plymouth County92,942 Served00.00%Rockingham County89,857 Served00.00%South Central Connecticut Planning Region68,705 Served5<0.01%Southeastern Connecticut Planning Region103,523 Served110.01%Strafford County64,592 Served00.00%Suffolk County359,583 Served00.00%Sullivan County17,857 Served00.00%Western Connecticut Planning Region275,666 Served870.03%Worcester County3 Served00.00%

Outage data is collected directly from utility providers and refreshed approximately every 10 minutes. Last updated: September 17, 2026 at 11:50 PM ET