Kenai STP
Kenai, AK · Kenai Peninsula Borough County · Publicly Owned Treatment Works
- Average flow
- 0.43 MGD
- Design flow
- —
- NPDES permit
- AK0021377
- Administratively continued
- Permit expires
- May 2026
- Population served
- 4,000
- CWNS 2022
Kenai STP is a publicly owned wastewater treatment works in Kenai, Kenai Peninsula Borough County, Alaska treating an average of 0.43 million gallons per day, serving about 4,000 residents. Treatment on site includes biogas silos, biogas balloons, dechlorination, disinfection, chlorine/ chloramine, primary clarification or sedimentation and other unit processes. It discharges under NPDES permit AK0021377 (administratively continued), which expires in May 2026, with 1 recorded violation in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Biogas silos
Unlock
Biogas balloons
Unlock
Dechlorination
unit processDisinfection, chlorine/ chloramine
unit processPrimary Clarification or Sedimentation
unit processScreening
unit processSuspended Growth, Aerobic
unit processUnlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Kenai STP.
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 Alaska
Homer · 56 mi away
0.00038 MGD
Homer · 64 mi away
0.38 MGD
Seward · 71 mi away
0.58 MGD
Seward · 74 mi away
0.09 MGD
Girdwood · 77 mi away
0.39 MGD
Eagle River · 78 mi away
1.38 MGD
Seldovia · 78 mi away
0.03 MGD
Palmer · 100 mi away
0.63 MGD
Kenai STP: 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 September 11, 2026; facility record last updated September 1, 2025.