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Mill Creek Drainage Relief Tunnel

Project Overview

The Mill Creek/Peaks Branch/State-Thomas (MCPBST) Drainage Relief Tunnel is a five-mile underground tunnel that will provide 100-year flood protection for nearly 2,200 commercial and residential properties in the east Dallas area, including Baylor Medical Center.

Project Maps

To see this tunnel alignment map and to explore the Intake Sites, check out our interactive Story Map. The map is updated regularly with new construction progress and project details.

Areas subject to 100-year flooding

Slide over the image to see the flooding currently and with tunnel in service.

After
Before

*Project Timeline

* Based on current Contractor Project Schedule.

Intake Sites

Looking for more? View timelines, construction updates, and progress photos for each site.

Project Team

Learn about the team bringing you the Mill Creek Tunnel.

Questions?

Send us your questions and comments via email or give us a call. We would love to hear from you.