What is the latest status of the project “Northeast Boundary Tunnel”?

The status recorded for “Northeast Boundary Tunnel” is Completed.

What is the budget and commercial profile for the project “Northeast Boundary Tunnel”?

Taiyo normalizes the budget of “Northeast Boundary Tunnel” to USD 2700000000.

Where can I verify the source and access all details for “Northeast Boundary Tunnel”?

This Taiyo project page references DCist along with the original URL (https://dcist.com/story/21/04/27/dc-water-finishes-digging-tunnel-stop-flooding-sewage-overflow-anacostia-river/). Taiyo standardizes official data into a consistent, searchable project profile.

Northeast Boundary Tunnel

Sector: Water Supply and Storage • Location: Washington, District of Columbia, United States

Project

Completed

The Northeast Boundary Tunnel is a significant infrastructure project aimed at preventing sewage overflows into the Anacostia River and reducing flooding in low-lying neighborhoods. The tunnel, which is 5 miles long and 23 feet wide, was completed by a tunnel boring machine named Chris, which has been operational since 2018.

Status: Closed
Sector: Water Supply and Storage, Tunnel, Waste Processing and Treatment
Location: Washington, District of Columbia, United States of America
Updated: 22 Jul 2026
Source: DCist

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Project Information

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The project “Northeast Boundary Tunnel” is an infrastructure initiative in the Water Supply and Storage sector, located in Washington, District of Columbia, United States. Taiyo aggregates data on it from DCist.

Participants

Not available for this record.

Status

Original status	Completed
Taiyo status	Closed
Taiyo last update	2026-07-22

Contact

Not available for this record.

Description

Description	The Northeast Boundary Tunnel is a significant infrastructure project aimed at preventing sewage overflows into the Anacostia River and reducing flooding in low-lying neighborhoods. The tunnel, which is 5 miles long and 23 feet wide, was completed by a tunnel boring machine named Chris, which has been operational since 2018.
Original sector	Water Management
Budget

Location

Country	United States of America (USA)
State	District of Columbia
City	Washington

Source

Source	DCist
URL

More Details

Record type	Project
Sector	Water Supply and Storage, Tunnel, Waste Processing and Treatment
Article published date	2025-03-20

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