Meriden Township WWTP
7874 SW 18th St, Owatonna, MN 55060 · Steele County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.02 MGD
- NPDES permit
- MNG585319
- Effective
- Permit expires
- November 2028
- Population served
- —
- CWNS 2022
Meriden Township WWTP is a publicly owned wastewater treatment works in Owatonna, Steele County, Minnesota. It discharges under NPDES permit MNG585319 (effective), which expires in November 2028, with 64 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Meriden Township WWTP.
Available with a free Klarifi account
See the full treatment train at Meriden Township WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 64
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Meriden Township WWTP.
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Nearby wastewater treatment plants in Minnesota
Owatonna · 8 mi away
3.32 MGD
Medford · 10 mi away
0.08 MGD
Morristown · 11 mi away
0.06 MGD
Waterville · 12 mi away
—
Elysian · 16 mi away
—
Janesville Township · 16 mi away
—
Waldorf · 18 mi away
—
Geneva · 18 mi away
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Meriden Township 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 November 6, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms