Shelton, Washington: water and wastewater capital improvement projects
17 line items · $41M · starting 2026–2027 · 1 plan
Shelton's published capital plans list 17 water, sewer and wastewater line items with a combined planning budget of $41M, of which 12 items worth $39M sit in the wastewater and sewer departments. The largest single item is North diversion lift station and forcemain to WRP Design and Construction. at $10M (2023–2025). The ten largest items are listed below; the full list with descriptions and page references is in Klarifi.
A capital improvement plan (CIP) is a city’s multi-year budget for building and replacing infrastructure. The water, sewer and wastewater sections list each project with its budget and the years it is funded, which makes them the earliest public signal that a plant, pump station or pipe network is about to be upgraded, usually two to four years before a contract is awarded.
The largest water and sewer projects in Shelton
| # | Project | Department | Type | Budget | Years |
|---|---|---|---|---|---|
| 1 | North diversion lift station and forcemain to WRP Design and Construction. | Sewer | Lift stations | $10M | 2023–2025 |
| 2 | WRP Phase 2 Design & Construction Capacity Expansion to 1.57 mgd | Wastewater | Wastewater treatment plant upgrades | $8M | 2025–2027 |
| 3 | MBR Filter Replacements, #1 and #2 | Wastewater | Membranes and filtration | $5M | 2027 |
| 4 | Headworks Capacity Upgrades | Wastewater | Headworks, screening and grit | $4M | 2026 |
| 5 | Basin 4 I&I Reduction Design and Construction | Sewer | Sewer rehabilitation and I&I | $4M | 2024–2025 |
| 6 | Replace 4545' of 8" pipeline with 18" trunkline from PUD3 Substation to C Street in Alley parallels Washington and Laurel) | Sewer | Water mains and distribution | $4M | 2026 |
| 7 | Design and construct sprayfield conversion to dry wells or infiltration galleries | Wastewater | Membranes and filtration | $2M | 2025–2026 |
| 8 | Design and Construct 1 MG substandard effluent holding tank | Wastewater | Storage tanks and reservoirs | $1M | 2025–2026 |
| 9 | System Repair and Replacement | Water Distribution | — | $850K | 2023–2027 |
| 10 | Well 3 & 4 Chlorine system improvements and replace backup generator | Water Supply | Disinfection and UV | $550K | 2024–2025 |
7 more line items in Shelton, with descriptions and contacts
Klarifi holds every Shelton line item with its description, the page it appears on and the source document. Track new plans as they are adopted and compare with similar projects in other cities.
Planned spend by start year
Before 2026
$28M
11 items
2026
$7M
2 items
2027
$5M
4 items
By department
| Department | Line items | Budget | Share |
|---|---|---|---|
| Wastewater | 6 | $21M | 51% |
| Sewer | 6 | $18M | 45% |
| Water Supply | 2 | $570K | 1% |
| Water Distribution | 3 | $1M | 3% |
Project types in Shelton's plan
Wastewater treatment plants in Shelton
1 publicly owned treatment plant in Shelton with 4 permit violations in the last three years. Each profile shows flow, permit, technology and compliance data.
| Plant | Avg flow (MGD) | NPDES | Violations (3y) |
|---|---|---|---|
| Rustlewood STP | 0.000000013 | WA0038075 | 4 |
Other Washington cities with capital plans
Shelton capital plan questions
Sources and methodology
Budgets and years are as published in Shelton’s capital improvement plan or adopted budget. Klarifi extracts the water, sewer and wastewater line items from the published document, keeps the page reference for each one, and assigns a project type from the title and description with a keyword classifier. Figures are planning budgets, not awarded contracts, and can change when a plan is re-adopted.
Documents: CIP 2022–2027 (17 line items).
Data refreshed September 11, 2026.