Potomac Interceptor Collapse Update
Tuesday, February 17, 2026

• No overflow events impacting surface waters were reported overnight. No overflow events impacting surface waters have been reported since ...

Emergency repair expected to take 4-6 weeks, followed by long-term rehabilitation

DC Water crews and its contractors, working under challenging conditions over the past month, are nearing completion of an enhanced bypass system that will allow emergency repairs to begin on a damaged section of the Potomac Interceptor.

Potomac Interceptor Repairs Update

February 15, 2026 

• No overflow events impacting surface waters have been reported in the past 24 hours.
• The four high-capacity bypass pumps installed this week are now ...