FloodZoneMap.org

Flood — Northampton, PA

Mar 10, 2011

For the second time within a week heavy rain fell across Eastern Pennsylvania. An additional 1.5 to 5 inches of precipitation fell and caused more widespread river, stream and poor drainage flooding including the Delaware, Lehigh and Schuylkill Rivers. On average moderate flooding occurred on the Lehigh River, with several locations recording top ten crests. Generally minor flooding occurred on the Delaware and Schuylkill Rivers. Snowmelt in the upper reaches of the Lehigh and Delaware Basins co

Source: NOAA National Weather Service Storm Events Database (event 293583). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Northampton, PA

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

View Northampton County flood data →

More Flood Stories

Flash Flood$25.0M damage

Northampton, PA · Sep 1, 2021

Post Tropical Cyclone Ida brought heavy rain to eastern Pennsylvania on September 1. Rainfall totals were as high as 5 to 10 inches. The heavy rain caused significant flash flooding, mainly in the southeastern part of the state. It resulted in widespread property damage.

Read the full account →
Flash Flood$25.0M damage

Northampton, PA · Sep 1, 2021

Post Tropical Cyclone Ida brought heavy rain to eastern Pennsylvania on September 1. Rainfall totals were as high as 5 to 10 inches. The heavy rain caused significant flash flooding, mainly in the southeastern part of the state. It resulted in widespread property damage.

Read the full account →
Flood$40.0M damage

Northampton, PA · Apr 2, 2005

For the second time within seven months a greater than 50-year storm affected the Delaware River Basin and its tributaries. In all, about 5,715 homes were evacuated along the Delaware and Susquehanna Rivers in Pennsylvania.

Read the full account →
Flash Flood$200K damage

Northampton, PA · Feb 24, 2016

A strong low pressure system moving north through the Great Lakes region, combined with its associated warm front and cold front, copious amounts of moisture, and low level jet, produced strong to severe thunderstorms, heavy rain, flash flooding, and stream flooding in Eastern…

Read the full account →