Power Outages in Middlesex County, MA
As of July 18, 2026 19:06 UTC, about 1 customers are without power in Middlesex County, MA across 1 reported incident. In 2025, the average customer here lost power for about 4.0 hours.
Middlesex County, MA is served by 3 tracked utilities.
Outage started July 18, 2026 · peaked at 306 customers without power · resolved
- Air Quality AlertUNKNOWN
Middlesex County has been under 8 National Weather Service alerts recently — most recently a Air Quality Alert on July 17, 2026.
- Air Quality Alert ×3
- Heat Advisory ×3
- Severe Thunderstorm Warning ×1
- Tsunami Warning ×1
Latest Middlesex County, MA outage updates
A running log of how this outage has changed — updated automatically as utilities report in.
- RESOLVED
Power restored after 1h 15m
- OUTAGE BEGAN
Outage began — 517 customers out (0.1% of the county)
- RESOLVED
Power restored after 44m
- OUTAGE BEGAN
Outage began — 541 customers out (0.1% of the county)
- RESOLVED
Power restored after 11m
- OUTAGE BEGAN
Outage began — 520 customers out (0.1% of the county)
- RESOLVED
Power restored after 38m
- OUTAGE BEGAN
Outage began — 505 customers out
Hardest-hit cities in Middlesex County
Where this event is concentrated across the county's towns and townships.
Live outage counts are tracked at the county level; a city-by-city split within Middlesex Countyisn't available yet.
Historical reliability
In 2025, the average customer in Middlesex County went about 4.0 hours without power. Peak simultaneous outage on record reached 148,898 customers.
Worst year here was 2018 (peak 148,898 customers out) · decade average 5.3 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 661 | 44,646 | 2.7 |
| 2016 | 456 | 32,359 | 4.1 |
| 2017 | 632 | 66,566 | 7.8 |
| 2018 | 561 | 148,898 | 16.3 |
| 2019 | 791 | 29,508 | 3.3 |
| 2020 | 671 | 31,359 | 4.7 |
| 2021 | 752 | 14,555 | 2.5 |
| 2022 | 726 | 20,981 | 2.8 |
| 2023 | 635 | 85,579 | 7.5 |
| 2024 | 389 | 16,414 | 3.0 |
| 2025 | 231 | 19,321 | 4.0 |
Very High ice storms exposure · 5.3 hrs/yr of outages over the last decade.
Power outages in Middlesex County: FAQ
- How often does Middlesex County, MA lose power?
- Based on EAGLE-I records, Middlesex County, MA logged 231 distinct outage events in 2025, averaging about 4.0 hours without power per customer over the year.
- What was the worst power outage in Middlesex County, MA?
- The largest tracked outage peaked at 148,898 customers without power, beginning March 7, 2018 and lasting about 19d 14h.
- Is there a power outage in Middlesex County, MA right now?
- Yes — about 1 customers are currently without power across 1 reported incident(s).
- Which utilities serve Middlesex County, MA?
- Tracked electric providers include Eversource - Eastern MA, NATIONAL GRID, UNITIL ENERGY SYSTEMS.
Cambridge, Lowell, Newton, Somerville, Framingham, Malden, Waltham, Medford, Everett, Woburn, Marlborough. Outage counts for these communities are reported at the Middlesex County level shown above.
Outages are tracked at the county level; these ZIP codes fall within Middlesex County (showing 40 of 81).
01431, 01432, 01450, 01460, 01463, 01464, 01469, 01474, 01701, 01702, 01718, 01719, 01720, 01721, 01730, 01731, 01741, 01742, 01746, 01748, 01749, 01752, 01754, 01760, 01770, 01773, 01775, 01776, 01778, 01801, 01803, 01821, 01824, 01826, 01827, 01850, 01851, 01852, 01854, 01862
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| NATIONAL GRID | — | ODIN ✓ | — |
| Eversource - Eastern MA | — | ODIN ✓ | — |
| UNITIL ENERGY SYSTEMS | — | ODIN ✓ | — |
Machine-readable data: /api/v1/counties/25017 and /api/v1/counties/25017/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Massachusetts customers). Live data as of .