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The Utilities Department maintains pipes and pump stations with dozens of capital projects each year, including the following major ones. All Utilities capital projects valued at $100,000 or more can be found on the city's capital projects map.

Utilities Projects View
Project Name Description Type Status
Stormwater Capital Investment Projects

Bellevue Utilities stormwater capital investment projects ensure that current and future generations have reliable storm drainage services.

Stormwater
Budgeted
Wastewater Capital Investment Projects

Bellevue Utilities sewer capital projects ensure that current and future generations have reliable wastewater services.

Wastewater
Budgeted
Water Capital Investment Projects

Bellevue Utilities water capital investment program (CIP) ensures current and future generations have reliable drinking water services.

Water
Budgeted
Clyde Hill Reservoir Improvement Project

The Clyde Hill 465 Reservoir, located in the City of Clyde Hill, is showing signs of aging, corrosion, and deterioration that require repairs to ensure that it can remain in service.

Water
Planning/Design
Emergency Water Supply Master Plan The City of Bellevue has developed a draft Emergency Water Supply Master Plan. The Master Plan will guide the City's actions to help improve our water system resilience over the coming decades and ultimately reduce impacts to the community from a severe earthquake or other disaster. Water
Planning/Design
Horizon View 2 Reservoir and Pump Station Project

Bellevue Utilities completed the design and permitting phase of the project to replace the Horizon View 2 water reservoir and pump station in Bellevue’s Horizon View neighborhood. The project is in active construction and is anticipated to be completed by early 2026.

Water
Planning/Design
Kelsey Creek Culvert at Lake Hills Project

The City of Bellevue delivers clean water, moves wastewater, and maintains a storm and surface water system that reduces flooding.

Stormwater
Planning/Design
Lake Washington Lake Line Management Plan

The City of Bellevue’s "Lake Lines" are part of the wastewater system located along Lake Washington and Lake Sammamish. About 15 miles of the lake lines run along the Lake Washington shoreline. These sewer pipes are either underwater or on land next to the lake.

Wastewater
Planning/Design
Lakemont Boulevard Culvert

The City of Bellevue declared an emergency in 2023 and completed an emergency project in June 2024 to address public safety at the Lakemont Boulevard cros

Stormwater
Planning/Design
Somerset Highlands Fire Flow Improvements Project Project UpdateIn 2021, the City of Bellevue conducted community outreach to determine how to best improve fire flow and serve the community. Water
Planning/Design
South Ridge Pump Station Improvements

The City of Bellevue’s Capital Improvement Program includes projects to maintain reliable sanitary sewer conveyance.

Wastewater
Planning/Design
Valley Creek Culvert Replacement and Stream Restoration Project Project Background Stormwater
Planning/Design
West Operating Area Reservoir Project

Reservoirs are storage tanks used for drinking water, storing water for firefighting, buffering strain on the water supply system during peak demands, and allowing for continuous service during brief supply shutdowns.

Water
Planning/Design
Factoria Boulevard Stormwater Conveyance

The Factoria Boulevard Stormwater Conveyance Improvements project will improve stormwater infrastructure to reduce the risks of flooding during heavy storms in the Factoria-Richards Creek drainage basin.

Stormwater
Under Construction
Pikes Peak Reservoir Replacement The city is replacing the aging, 1-million-gallon, steel Pikes Peak reservoir with a 1.25-million-gallon, concrete one at Bridle Trails State Park. The new reservoir will address seismic and storage deficiencies. Water
Completed
Somerset Reservoir Decommissioning Project

The Somerset Reservoir No. 1 is a 100,000-gallon reinforced concrete reservoir, built in 1961 and located on Somerset Recreation Club property.

Water
Completed