- Home
- Departments
- Public Works & Mobility
- Projects
- Water Projects
Water Projects
Missoula Water has implemented a water main replacement program to reduce leakage and replace aging water mains. The projects shown below are critical to achieving this goal. In addition to water main projects, the City completes other water system infrastructure projects that keep the system working at an efficient and optimal level of service for our customers.
Water Line Loan Program
Want to replace your water service line? Follow the links below:
Water Service Line Flushing Instructions
2026 Water Projects
- Location: Visit our Online CIP Map
- Project Description: Install approx. 800 LF of 4-inch HDPE water main. Replaces 4-inch steel and 3-inch galvanized water mains in the alley between Cherry St and Poplar St.
- Community Benefits: Reduces leaks, improves system efficiency, and saves energy
- Project Length: ~800 LF
- Project Bidding: Visit the City of Missoula Construction Project e-Bidding Site
- First Bid Ad: Mid-November 2025
- Bid Opening: Mid-December 2025
- Project Dates: Coming Soon
- Contactor: TBD
- Contact: Coming Soon
- Location: Visit our Online CIP Map
- Project Description: Install approx. 2,000 LF of 8-inch DIP water main. Replaces 6-inch steel water main installed in 1941 and 6-inch kalamein installed in 1914.
- Community Benefits: Reduces leaks, improves system efficiency, and saves energy.
- Project Length: ~2,000 LF
- Project Bidding: Visit the City of Missoula Construction Project e-Bidding Site
- First Bid Ad: Mid-November 2025
- Bid Opening: Mid-December 2025
- Project Dates: Coming Soon
- Contactor: TBD
- Contact: Coming Soon
- Location: Visit our Online CIP Map
- Project Description: Install approx. 800 LF of 4-inch HDPE water main. Replaces 6-inch steel water main from 1965 in the alley adjacent to Whitaker St.
- Community Benefits: Reduces leaks, improves system efficiency, and saves energy.
- Project Length: ~800 LF
- Project Bidding: Visit the City of Missoula Construction Project e-Bidding Site
- First Bid Ad: Mid-November 2025
- Bid Opening: Mid-December 2025
- Project Dates: Coming Soon
- Contactor: TBD
- Contact: Coming Soon
- Location: Visit our Online CIP Map
- Project Description: Install approx. 1,600 LF of 8-inch DIP water main. Replaces 6-inch kalamein installed in 1914. Connects to stub from 2025 North 1st Ave Water Main Replacement Project. City will perform paving.
- Community Benefits: Reduces leaks, improves system efficiency, and saves energy.
- Project Length: ~1,600 LF
- Project Bidding: Visit the City of Missoula Construction Project e-Bidding Site
- First Bid Ad: Mid-December 2025
- Bid Opening: Mid-January 2026
- Project Dates: Coming Soon
- Contactor: TBD
- Contact: Coming Soon
- Location: Visit our Online CIP Map
- Project Description: Install approx. 2,900 LF of 8-inch DIP water main. Replaces 6-inch kalamein from 1923 and 6-inch cast iron water main from 1940. Requires bore under S Higgins Ave.
- Community Benefits: Reduces leaks, improves system efficiency, and saves energy.
- Project Length: ~2,900 LF
- Project Bidding: Visit the City of Missoula Construction Project e-Bidding Site
- First Bid Ad: Mid-December 2025
- Bid Opening: Mid-January 2026
- Project Dates: Coming Soon
- Contactor: TBD
- Contact: Coming Soon
- Location: Visit our Online CIP Map
- Project Description: Install approx. 1,700 LF of 8-inch DIP water main. Replaces 6-inch kalamein from 1923. Connects to stubs from 2025 Ronald Ave Water Main Replacement. Requires bore under S Higgins Ave.
- Community Benefits: Reduces leaks, improves system efficiency, and saves energy.
- Project Length: ~1,700 LF
- Project Bidding: Visit the City of Missoula Construction Project e-Bidding Site
- First Bid Ad: Mid-December 2025
- Bid Opening: Mid-January 2026
- Project Dates: Coming Soon
- Contactor: TBD
- Contact: Coming Soon
- Location: Visit our Online CIP Map
- Project Description: Install approx. 1.200 LF of 8-inch DIP water main in Burlington Ave to replace existing 6” steel invasion main from 1947. Install approx. 1.200 LF of 8-inch DIP water main in Strand Ave to replace existing 6” steel invasion main from 1947. Install approx. 200 LF of 8-inch DIP water main in Kensington Ave to replace existing 6” steel invasion main from 1948.
- Community Benefits: Reduces leaks, improves system efficiency, and saves energy.
- Project Length: ~1.200 LF in Burlington Ave. ~1.200 LF in Strand Ave. ~200 LF Kensington Ave.
- Project Bidding: Visit the City of Missoula Construction Project e-Bidding Site
- First Bid Ad: Mid-January 2026
- Bid Opening: Mid-February 2026
- Project Dates: Coming Soon
- Contactor: TBD
- Contact: Coming Soon
- Location: Visit our Online CIP Map
- Project Description: Install approx. 300 LF of 8-inch DIP water main in Livingston Ave to replace existing 6” cast iron main from 1937. Install approx. 1.200 LF of 8-inch DIP water main in Dearborn Ave to replace existing 6” steel main from 1940. Install approx. 300 LF of 8-inch DIP water main in Lester St to replace existing 6” steel main from 1940.
- Community Benefits: Reduces leaks, improves system efficiency, and saves energy.
- Project Length: ~300 LF in Livingston Ave. ~1.200 LF in Dearborn Ave. ~300 LF Lester St.
- Project Bidding: Visit the City of Missoula Construction Project e-Bidding Site
- First Bid Ad: Mid-January 2026
- Bid Opening: Mid-February 2026
- Project Dates: Coming Soon
- Contactor: TBD
- Contact: Coming Soon
- Location: Visit our Online CIP Map
- Project Description: Install approx. 1.000 LF of 8-inch DIP water main. Replaces 6-inch steel water main from 1941.
- Community Benefits: Reduces leaks, improves system efficiency, and saves energy.
- Project Length: ~1.000 LF
- Project Bidding - Visit the City of Missoula Construction Project e-Bidding Site
- First Bid Ad: Mid-January 2026
- Bid Opening: Mid-February 2026
- Project Dates: Coming Soon
- Contactor: TBD
- Contact: Coming Soon