While DC Water has completed the emergency repair of the Potomac Interceptor, we are committed to transparent communication with the community who still have questions about the work and ongoing environmental rehabilitation efforts. As part of this open dialogue, we are reminding community members of additional opportunities to engage with DC Water at two community meetings this week: tomorrow ...
- After three days of stable operations following completion of emergency repairs to restore flow to the Potomac Interceptor, the bypass pumping system is being demobilized. Crews have begun disassembling the bypass pipes and removing them from the upstream section of the interceptor, where pumps were used to divert wastewater around the collapse site and back into the interceptor further downstream ...
Work continues on the initial clean-up of the C & O Canal which was temporarily used as a bypass during the emergency repair of the Potomac Interceptor. Additional efforts are also underway on a freshwater dam at Lock 14, which will be used to help flush the sludge and debris.
As the environmental rehabiltation efforts continue, crews also made preparations to secure fencing, equipment, and ...
With flow returned to the Potomac Interceptor work has begun on the initial phase of clean-up for the C & O Canal which had been used as a bypass to redirect wastewater around the collapse site and into the pipe further downstream.
DC Water Celebrates Massive 55-Day Effort, Outlines Next Steps for Rehabilitation and Environmental Restoration
After 55 days of extraordinary effort with crews working around the clock, DC Water has successfully completed emergency repairs and returned the flow to the Potomac Interceptor to mark a major milestone.
Second Meeting Scheduled in Bethesda; Community Forum in Alexandria Next Week
As DC Water nears completion of emergency repairs on the Potomac Interceptor sewer line, we remain committed to transparent communication and partnership with our community. Next week, two meetings are scheduled on March 18, in Bethesda, MD and March 19, in Alexandria, VA to hear from the community and provide ...
- DC Water has completed final site preparations to return the flow to the Potomac Interceptor, marking and important milestone after 33 consecutive days without an overflow to the Potomac River.
- The geopolymer – used to seal and waterproof the trench boxes around the open pipe sections – finished curing today. This will allow the flow to safely be returned to the interceptor itself, allowing the ...
- Environmental Rehabilitation and Emergency Repair work on the Potomac Interceptor sewer line was slowed by rain and snow, as we enter day 33 without an overflow into the Potomac River.
- When there are measurable rain and snow, crews are unable to do environmental rehabilitation work due to the risk of spreading contamination. In addition, geopolymer being used to waterproof the trench boxes around ...
With 32 days of no overflows reaching the Potomac River, DC Water and its contractor continue to make progress on the Environmental Rehabilitation of the areas impacted by the failure in the Potomac Interceptor. Meanwhile work is nearing completion in the coming days on the emergency repair and is expected to meet the mid-March target.
- Work is progressing to meet the mid-March target to return the flow to the Potomac Interceptor, as we reach 31 days with no overflows reaching the Potomac River.
- The geopolymer applied to the upstream and downstream sections of the pipe has cured to reinforce the pipe and ensure structural integrity. This completes the repair on the pipe, which is now ready for the flow to return.
- Additional work is ...
