Town Of Superior Wastewater Treatment Plant (wwtp)
Superior, AZ · Pinal County · Publicly Owned Treatment Works
- Average flow
- 0.13 MGD
- Design flow
- 0.75 MGD
- NPDES permit
- AZ0021199
- Effective
- Permit expires
- April 2028
- Population served
- 3,193
- CWNS 2022
Town Of Superior Wastewater Treatment Plant (wwtp) is a publicly owned wastewater treatment works in Superior, Pinal County, Arizona treating an average of 0.13 million gallons per day against a permitted design capacity of 0.75 MGD, serving about 3,193 residents. It discharges under NPDES permit AZ0021199 (effective), which expires in April 2028, with 19 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
- 19
- Effluent violations
- 16
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Town Of Superior Wastewater Treatment Plant (wwtp).
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in Arizona
Kearny · 20 mi away
0.1 MGD
Globe · 21 mi away
0.35 MGD
Florence · 21 mi away
—
Florence · 24 mi away
—
Apache Junction · 26 mi away
—
Winkelman · 29 mi away
0.02 MGD
Gilbert · 36 mi away
0.03 MGD
Peridot · 38 mi away
—
Town Of Superior Wastewater Treatment Plant (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 November 3, 2025.