Byron WWTP
Byron, MN · Olmsted County · Publicly Owned Treatment Works
- Average flow
- 0.5 MGD
- Design flow
- 1.4 MGD
- NPDES permit
- MN0049239
- Effective
- Permit expires
- June 2027
- Population served
- 6,312
- CWNS 2022
Byron WWTP is a publicly owned wastewater treatment works in Byron, Olmsted County, Minnesota treating an average of 0.5 million gallons per day against a permitted design capacity of 1.4 MGD, serving about 6,312 residents. It discharges under NPDES permit MN0049239 (effective), which expires in June 2027, with 2 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 2
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Byron WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Minnesota
Kasson · 4 mi away
0.64 MGD
Rochester · 9 mi away
11.33 MGD
Oronoco · 9 mi away
0.05 MGD
Dodge Center · 11 mi away
—
Pine Island · 12 mi away
0.23 MGD
Stewartville · 14 mi away
0.6 MGD
West Concord · 15 mi away
—
Claremont · 16 mi away
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Byron 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 September 11, 2026; facility record last updated February 14, 2025.