Salmon Creek WWTP
15100 NW Mccann Rd, Vancouver, WA 98685 · Clark County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- —
- NPDES permit
- WAR000728
- Effective
- Permit expires
- December 2029
- Population served
- 181,473
- CWNS 2022
Salmon Creek WWTP is a publicly owned wastewater treatment works in Vancouver, Clark County, Washington, serving about 181,473 residents. It discharges under NPDES permit WAR000728 (effective), which expires in December 2029, with 0 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Salmon Creek WWTP.
Available with a free Klarifi account
See the full treatment train at Salmon Creek WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Salmon Creek WWTP in EPA's ICIS system.
- Formal actions
- 0
- none on record
- EPA inspections
- 2
- latest Feb 2026
No formal federal enforcement case is on record for this plant.
Full case history with a free Klarifi account
Every action against Salmon Creek WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Capital improvement projects in Vancouver
Vancouver's capital improvement plan lists 135 water, sewer and wastewater line items worth $1.2B starting 2025–2042. The largest budgeted items are shown here.
All water and sewer capital projects in Vancouver →
| Project | Budget | Years |
|---|---|---|
| Westside Solids Treatment Upgrades | $180,000,000 | 2027–2030 |
| Operations Center Redevelopment | $108,000,000 | 2025–2028 |
| IR - Interceptor Rehabilitation | $78,000,000 | 2025–2045 |
| Capital Preservation - Collection System | $78,000,000 | 2025–2045 |
| Westside Treatment Capacity Expansion | $60,000,000 | 2042–2042 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
Decision-makers at Salmon Creek WWTP.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in Washington
Ridgefield · 6 mi away
0.37 MGD
La Center · 9 mi away
0.31 MGD
Yacolt · 19 mi away
—
Kalama · 20 mi away
0.49 MGD
Washougal · 23 mi away
1.09 MGD
Longview · 27 mi away
17.43 MGD
North Bonneville · 37 mi away
0.07 MGD
Castle Rock · 38 mi away
0.37 MGD
Salmon Creek WWTP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated July 3, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms