Greenleaf STP
Greenleaf, ID · Canyon County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.24 MGD
- NPDES permit
- ID0028304
- Administratively continued
- Permit expires
- December 2017
- Population served
- —
- CWNS 2022
Greenleaf STP is a publicly owned wastewater treatment works in Greenleaf, Canyon County, Idaho. Treatment on site includes uncovered lagoons, carrousels / oxidation ditches. It discharges under NPDES permit ID0028304 (administratively continued), which expires in December 2017, with 1 recorded violation 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
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Greenleaf STP.
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Nearby wastewater treatment plants in Idaho
Notus · 3 mi away
—
Wilder · 4 mi away
0.08 MGD
Homedale · 8 mi away
0.5 MGD
Marsing · 9 mi away
—
Parma · 10 mi away
0.11 MGD
Nampa · 13 mi away
—
Star · 16 mi away
1.58 MGD
Emmett · 19 mi away
1.76 MGD
Greenleaf 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 September 11, 2026; facility record last updated March 28, 2025.