Pima County - Wwmd - Green Valley Bnro - WWTP
Sahuarita, AZ · Pima County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 4.1 MGD
- NPDES permit
- AZ0024937
- Effective
- Permit expires
- March 2031
- Population served
- 47,532
- CWNS 2022
Pima County - Wwmd - Green Valley Bnro - WWTP is a publicly owned wastewater treatment works in Sahuarita, Pima County, Arizona, serving about 47,532 residents. Treatment on site includes clarifiers, aerated lagoons, uncovered lagoons, carrousels / oxidation ditches, biogas silos and other unit processes. It discharges under NPDES permit AZ0024937 (effective), which expires in March 2031, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Pima County - Wwmd - Green Valley Bnro - WWTP, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Pima County - Wwmd - Green Valley Bnro - WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Arizona
Tucson · 14 mi away
0.56 MGD
Tucson · 22 mi away
—
Tucson · 27 mi away
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Patagonia · 28 mi away
0.05 MGD
Tucson · 30 mi away
31.89 MGD
Benson · 40 mi away
—
Marana · 43 mi away
—
Tombstone · 54 mi away
0.05 MGD
Pima County - Wwmd - Green Valley Bnro - 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 March 25, 2026.