Segments B, C, and E of the Thornton Water Project (TWP) are located within the boundaries of Weld County.
Segment B includes 16 miles of pipeline and will take approximately 2.5 years to complete. The segment is in construction starting north of Weld County Road 2 and Weld County Road 17. 14.5 miles of pipe have been installed to date.
Segment C includes 14.8 miles of pipeline and is scheduled for completion in the first quarter of 2027. Pipeline construction is active along Colorado Boulevard south of Crossroads Boulevard. Boring crews are working on trenchless crossings throughout the alignment. 2.7 miles of pipe have been installed to date.
Construction will commence in early 2026 focused on the four irrigation ditch crossings along the alignment. Pipeline installation will then generally progress from south to north along the WCR 13/County Line Road corridor between WCR 68 ½ and Weld County Road 88. Construction of Segment E is schedule to be complete in Summer 2027.
Please call the Thornton Water Project mainline at 720-977-6700 if you have any questions.
