FloodZoneMap.org

Flood — Adams, PA

Jan 25, 2010

Heavy rainfall between 1 and 4 inches produced widespread areal flooding across all of central Pennsylvania. Cold season hydrologic conditions, including snow and ice melt contributed to enhanced run-off especially across the higher elevations and northern mountains. Many small streams and creeks came out of their banks, resulting in numerous secondary road closures.

Source: NOAA National Weather Service Storm Events Database (event 204241). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Adams, PA

This event is one of many recorded floods in Adams County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Adams County flood data →

More Flood Stories

Flood1 death

Adams, PA · Jul 22, 2018

I persistent upper level flow of moist southerly air brought waves of flooding and flash flooding to the region. Significant flooding was reported across eastern portions of the area.

Read the full account →
Flash Flood1 death

Adams, PA · Jun 27, 2006

Heavy rain associated with a stalled frontal boundary, interacting with the remnants of a weak tropical system, caused flash flooding throughout central and eastern Pennsylvania from June 27 through June 28.

Read the full account →
Flash Flood$64K damage

Adams, PA · Sep 11, 2011

Heavy rainfall from the remnants of Tropical Storm Lee produced widespread flooding, flash flooding and river flooding mainly near and to the east of the Susquehanna Valley from September 4-10.

Read the full account →
Flood

Adams, PA · Jul 12, 2025

Showers and thunderstorms began to develop in a highly unstable and moist atmosphere during the afternoon hours of July 12, 2025. Thunderstorms largely remained sub-severe; however, low effective bulk shear values led to slow-moving thunderstorms to occur across potions of…

Read the full account →