Odell STP
3700 Dethman Ridge Rd, Hood River, OR 97031 · Hood River County · Publicly Owned Treatment Works
- Average flow
- 0.32 MGD
- Design flow
- 0.5 MGD
- NPDES permit
- OR0022471
- Effective
- Permit expires
- August 2029
- Population served
- 1,827
- CWNS 2022
Odell STP is a publicly owned wastewater treatment works in Hood River, Hood River County, Oregon treating an average of 0.32 million gallons per day against a permitted design capacity of 0.5 MGD, serving about 1,827 residents. It discharges under NPDES permit OR0022471 (effective), which expires in August 2029, with 7 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Odell STP.
Available with a free Klarifi account
See the full treatment train at Odell STP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 7
- Effluent violations
- 6
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Odell STP.
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Nearby wastewater treatment plants in Oregon
Hood River · 5 mi away
1.3 MGD
Mosier · 7 mi away
0.06 MGD
Mount Hood Parkdale · 9 mi away
0.06 MGD
Cascade Locks · 16 mi away
0.14 MGD
Dufur · 24 mi away
0.05 MGD
Government Camp · 26 mi away
0.1 MGD
Biggs · 34 mi away
0.03 MGD
Maupin · 39 mi away
0.06 MGD
Odell 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 October 26, 2026; facility record last updated September 27, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms