Power Outages in Nassau County, NY
No live outage feed is available for Nassau County, NY yet — live coverage depends on local utilities reporting to ODIN. In 2025, the average customer here lost power for about 1.8 hours.
Nassau County, NY is served by local tracked utilities.
Nassau County's utilities do not report live data to ODIN, so real-time outage counts aren't available here. The historical record below is complete.
No active NWS alerts for Nassau County right now.
Nassau County has been under 114 National Weather Service alerts recently — most recently a Rip Current Statement on September 2, 2026.
- Rip Current Statement ×23
- Heat Advisory ×17
- Flood Advisory ×12
- Air Quality Alert ×11
- Coastal Flood Statement ×10
- Flood Watch ×9
Hardest-hit cities in Nassau County
Where this event is concentrated across the county's towns and townships.
- Hempsteadno active outage
- Freeportno active outage
Historical reliability
In 2025, the average customer in Nassau County went about 1.8 hours without power. Peak simultaneous outage on record reached 457,901 customers.
Worst year here was 2020 (peak 141,608 customers out) · decade average 4.9 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 232 | 6,771 | 1.0 |
| 2016 | 266 | 32,589 | 3.4 |
| 2017 | 313 | 13,903 | 2.9 |
| 2018 | 332 | 45,945 | 4.3 |
| 2019 | 461 | 15,328 | 2.0 |
| 2020 | 493 | 141,608 | 32.9 |
| 2021 | 560 | 6,525 | 1.3 |
| 2022 | 617 | 11,064 | 1.3 |
| 2023 | 658 | 20,536 | 1.4 |
| 2024 | 694 | 7,575 | 1.4 |
| 2025 | 665 | 457,901 | 1.8 |
Very High ice storms exposure · 4.9 hrs/yr of outages over the last decade.
Power outages in Nassau County: FAQ
- How often does Nassau County, NY lose power?
- Based on EAGLE-I records, Nassau County, NY logged 665 distinct outage events in 2025, averaging about 1.8 hours without power per customer over the year.
- What was the worst power outage in Nassau County, NY?
- The largest tracked outage peaked at 457,901 customers without power, beginning February 2, 2025 and lasting about 10h 45m.
- Is there a power outage in Nassau County, NY right now?
- No major outage is currently reported for Nassau County, NY. Live coverage depends on whether local utilities report to ODIN.
Hempstead, Freeport. Outage counts for these communities are reported at the Nassau County level shown above.
Outages are tracked at the county level; these ZIP codes fall within Nassau County (showing 40 of 69).
11001, 11003, 11010, 11020, 11021, 11023, 11024, 11030, 11040, 11042, 11050, 11096, 11501, 11507, 11509, 11510, 11514, 11516, 11518, 11520, 11530, 11542, 11545, 11547, 11548, 11549, 11550, 11552, 11553, 11554, 11556, 11557, 11558, 11559, 11560, 11561, 11563, 11565, 11566, 11568
Machine-readable data: /api/v1/counties/36059 and /api/v1/counties/36059/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of New York customers).