Naugatuck Valley Planning Region, CT

Population: 450,296 · FIPS code: 09140

Relatively Moderate Overall risk index: 93.2 / 100 (percentile among US counties)

Hazard breakdown

Hazard NRI rating NRI score NOAA events
(2016–2025)
Wildfire Very Low 47.7 0
Inland Flooding Relatively High 96.3 0
Coastal Flooding Very Low 42.2 0
Earthquake Relatively Low 86.1
Heat Wave Relatively Moderate 80.7 0
Tornado Relatively Moderate 73.1 0

NOAA event counts are recorded county-level storm events from the NOAA Storm Events Database for 2016–2025. NOAA does not track earthquakes, and some hazard reports are filed by NWS forecast zone rather than county, so these counts are a partial, not exhaustive, record of recent activity. See the methodology page for details.

Federal disaster declaration history

No federal disaster declarations on record for Naugatuck Valley Planning Region.

Geomagnetic latitude

Naugatuck Valley Planning Region sits at approximately 50.8°N geomagnetic latitude. Aurora can become visible on the horizon here during geomagnetic storms reaching roughly Kp 8 or higher (G4 – Severe on NOAA's scale). See current space weather conditions for live geomagnetic activity and aurora forecasts.

Geomagnetic latitude is an approximate dipole-model calculation based on this county's geographic centroid (US Census Bureau). See the methodology page for details and limitations.

What these ratings mean

Each score reflects how Naugatuck Valley Planning Region's expected losses from that hazard compare to every other county in the country, based on FEMA's National Risk Index. A "Very High" rating means this county is among the most exposed in the US for that hazard relative to other counties — it does not mean a disaster is likely this year. See the methodology page for how these scores are calculated.