≋floodactive
Flood Watch issued July 29 at 10:45PM EDT until July 30 at 8:00AM EDT by NWS Gray ME
7.0
43.4500° N, 71.5600° W·US-NH
Started 2h agoEvent Details
Typeflood
Severity7.0
Statusactive
Location43.4500°N, 71.5600°W (US-NH)
Started2026-07-30T02:45:00+00:00
Last Updated2026-07-30T05:30:06.459+00:00
Sourcenoaa_ahps
Source URLapi.weather.gov
Confidence1.00
Impact Analysis
Population from ACS 5-Year 2022 tract sampling; structure counts from Microsoft Building Footprints or Census ACS housing data, capped by USGS NLCD 2021 developed land. Estimates for situational awareness — not for actuarial, regulatory, or underwriting use.
Historical Comparison
2007 BELKNAP County, NEW HAMPSHIRE Flood (2007)72% match
Flood in NEW HAMPSHIRE, 11km from current event, $700K in recorded damage
BELKNAP County, NEW HAMPSHIREDamage: $700K
2008 BELKNAP County, NEW HAMPSHIRE Flash Flood (2008)72% match
Flash Flood in NEW HAMPSHIRE, 15km from current event, $2M in recorded damage
BELKNAP County, NEW HAMPSHIREDamage: $1.5M
2011 GRAFTON County, NEW HAMPSHIRE Flood (2011)67% match
Flood in NEW HAMPSHIRE, 35km from current event, $3M in recorded damage
GRAFTON County, NEW HAMPSHIREDamage: $3.0M
Historical comparison based on peril type, geography, and severity. Past events do not predict future outcomes.
Related
Zone estimates are based on scientific models and may differ from actual local conditions.