Power outages in Leominster, MA

Live outages for Leominster and the surrounding area, updated every 10 minutes. Leominster has 44,194 residents.

Right now

Outages reported

Normal: fewer than 0.1% of customers out. Elevated: 0.1% or more. Major outage: 1% or more.

38customers without power in Worcester County

A customer is one electric account, usually one home or business, not one person. Utilities count outages this way.

Share of customers unknown

At least one utility here doesn't publish how many customers it serves in this area, so we can't show a percentage.

Updated 7 min ago

We check every utility's outage data every 10 minutes. Each utility updates its own map on its own schedule, usually every 5 to 15 minutes.

National Grid doesn't publish a count for Leominster itself; see its ZIP codes below.

Outage map

LeominsterWorcester CountyNational Grid publishes totals only, not outage locations.

Some utilities publish only how many customers are out, not where. Their outages are in the counts but can't be drawn on the map.

Outage history in Worcester County, which includes Leominster

2014–2025 record

Worcester County averaged 36.3 significant outages a year in 2023–2025, more than most Massachusetts counties.

In the 12 months to December 2025, there were 48. Half were over within 1.5 hours; the longest lasted 22 hours, starting February 17, 2025.

The largest on record began August 4, 2020, with 70,225 customers out at once.

36.3significant outages a year (2023–2025)

At least 1% of the area's customers, and at least 100, without power at the same time. Outages less than 6 hours apart count as one.

1 hourtypical (median) length

Half of significant outages here ended sooner than this, and half lasted longer.

2.6 dayslongest on record (August 2020)

70,225most customers out at once

Largest events (start)	Peak out	Lasted i How long this area stayed at or above the significant-outage line, not how long any one home was without power.	Customer-hours i Customers out multiplied by hours out, added up over the event. 1,000 customers out for 3 hours is 3,000 customer-hours.
August 4, 2020	70,225	2.6 days	1,547,139
March 8, 2018	64,022	1.9 days	1,412,067
October 7, 2020	44,540	2.1 days	881,685
October 30, 2017	43,714	1.8 days	766,662
March 14, 2023	30,832	1.6 days	535,694

Recorded outages from EAGLE-I, Oak Ridge National Laboratory (CC BY 4.0).

From EAGLE-I, Oak Ridge National Laboratory's record of utility outage data every 15 minutes since 2014 (CC BY 4.0). It covered about 9 in 10 U.S. customers.

If your power is out

Report it to your utility

National Grid: outage map and reporting
Stay at least 35 feet from downed power lines and report them right away.

Food safety

0–4 hKeep the fridge closed. It keeps food cold for about 4 hours.
4 h+Throw out meat, dairy and leftovers that have been above 40°F for more than 2 hours.
24 hA half-full freezer holds about 24 hours if kept closed.
48 hA full freezer holds about 48 hours.

Generators, heat and cold

Run generators outside only, at least 20 feet from windows and doors. Never in a garage.
Use a battery-powered carbon monoxide alarm.
Never heat your home with a gas stove or oven.