Evergreen WWTP
Evergreen, CO · Jefferson County · Publicly Owned Treatment Works
- Average flow
- 0.59 MGD
- Design flow
- 0.99 MGD
- NPDES permit
- CO0031429
- Administratively continued
- Permit expires
- March 2018
- Population served
- 8,309
- CWNS 2022
Evergreen WWTP is a publicly owned wastewater treatment works in Evergreen, Jefferson County, Colorado treating an average of 0.59 million gallons per day against a permitted design capacity of 0.99 MGD, serving about 8,309 residents. It discharges under NPDES permit CO0031429 (administratively continued), which expires in March 2018, with 0 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
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Evergreen WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Colorado
Conifer · 7 mi away
0.02 MGD
Evergreen · 7 mi away
0.0064 MGD
Conifer · 7 mi away
0.02 MGD
Black Hawk · 10 mi away
0.49 MGD
Conifer · 10 mi away
0.05 MGD
Idaho Springs · 11 mi away
0.23 MGD
Jefferson County · 12 mi away
1.73 MGD
Bailey · 14 mi away
0.03 MGD
Evergreen 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 4, 2025.