Juneau Douglas Wastewater Treatment Plant
1540 Thane Rd, Juneau, AK 99801 · Juneau County · Publicly Owned Treatment Works
- Average flow
- 0.96 MGD
- Design flow
- —
- NPDES permit
- AK0023213
- Administratively continued
- Permit expires
- February 2026
- Population served
- 12,311
- CWNS 2022
Juneau Douglas Wastewater Treatment Plant is a publicly owned wastewater treatment works in Juneau, Juneau County, Alaska treating an average of 0.96 million gallons per day, serving about 12,311 residents. It discharges under NPDES permit AK0023213 (administratively continued), which expires in February 2026, with 25 recorded violations in the last three years. EPA has recorded 3 formal enforcement actions naming the plant, the latest in January 2007.
Treatment technology
7 treatment structures and unit processes identified at Juneau Douglas Wastewater Treatment Plant.
Available with a free Klarifi account
See the full treatment train at Juneau Douglas Wastewater Treatment Plant: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 25
- Effluent violations
- 25
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 Juneau Douglas Wastewater Treatment Plant in EPA's ICIS system.
- Formal actions
- 3
- 0 since FY2020
- Penalties assessed
- $36,793
- all cases
- Compliance actions
- $32,160
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Jan 2007
CITY AND BOROUGH OF JUNEAU, JUNEAU-DOUGLAS WASTEWATER TREATMENT FACILITY
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $7,160
EPA's description of the case:
“Respondent failed to prepare a Long Term Control Plan (LTCP) for their Combined Sewer System (CSS) per the conditions of their NPDES Permit. In April 2005, the city submitted a LTCP that did not meet…”
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Source: EPA ECHO, civil enforcement case 10-2006-0323.
Full case history with a free Klarifi account
Every action against Juneau Douglas Wastewater Treatment Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Capital improvement projects in Juneau
Juneau's capital improvement plan lists 113 water, sewer and wastewater line items worth $431M starting 2026–2031. The largest budgeted items are shown here.
All water and sewer capital projects in Juneau →
| Project | Budget | Years |
|---|---|---|
| MWWTP Augmentation / Replacement | $86,500,000 | 2031–2031 |
| MWWTP Conversion to AGS | $25,300,000 | 2031–2031 |
| Additional Street Reconstructions | $18,865,000 | 2027–2031 |
| S Franklin - Taku Smokeries to Baranof replacement or slip line | $11,000,000 | 2031–2031 |
| WW Collections Operations Shop | $10,285,000 | 2027–2031 |
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
3 verified contacts for Juneau Douglas Wastewater Treatment Plant, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Juneau Douglas Wastewater Treatment Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Alaska
Juneau · 9 mi away
2.15 MGD
Juneau · 12 mi away
0.05 MGD
Skagway · 87 mi away
0.21 MGD
Petersburg · 115 mi away
0.43 MGD
Thorne Bay · 193 mi away
0.22 MGD
Ketchikan · 217 mi away
0.00000022 MGD
Ketchikan · 226 mi away
1.61 MGD
Ketchikan · 233 mi away
0.48 MGD
Juneau Douglas Wastewater Treatment Plant: 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 19, 2026; facility record last updated September 1, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms