Dillingham WWTP
Tower Rd, Dillingham, AK 99576 · Dillingham County · Publicly Owned Treatment Works
- Average flow
- 0.18 MGD
- Design flow
- —
- NPDES permit
- AKG573004
- Effective
- Permit expires
- August 2028
- Population served
- 2,438
- CWNS 2022
Dillingham WWTP is a publicly owned wastewater treatment works in Dillingham, Dillingham County, Alaska treating an average of 0.18 million gallons per day, serving about 2,438 residents. It discharges under NPDES permit AKG573004 (effective), which expires in August 2028, with 99 recorded violations in the last three years.
Treatment technology
4 treatment structures and unit processes identified at Dillingham WWTP.
Available with a free Klarifi account
See the full treatment train at Dillingham WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 99
- Effluent violations
- 30
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Dillingham WWTP.
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Nearby wastewater treatment plants in Alaska
King Salmon · 66 mi away
0.04 MGD
Aniak · 177 mi away
—
Kodiak · 237 mi away
1.78 MGD
Seldovia · 240 mi away
0.05 MGD
Homer · 247 mi away
0.44 MGD
Homer · 258 mi away
0.00035 MGD
Saint Marys · 262 mi away
0.03 MGD
Kenai · 270 mi away
0.44 MGD
Dillingham 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 September 13, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms