Lafayette WWTF
750 E County Line Rd, Lafayette, CO 80026 · Boulder County · Publicly Owned Treatment Works
- Average flow
- 2.39 MGD
- Design flow
- —
- NPDES permit
- COR900828
- Effective
- Permit expires
- June 2029
- Population served
- 30,377
- CWNS 2022
Lafayette WWTF is a publicly owned wastewater treatment works in Lafayette, Boulder County, Colorado treating an average of 2.39 million gallons per day, serving about 30,377 residents. It discharges under NPDES permit COR900828 (effective), which expires in June 2029, with 0 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in February 2005.
Treatment technology
3 treatment structures and unit processes identified at Lafayette WWTF.
Available with a free Klarifi account
See the full treatment train at Lafayette WWTF: structures, unit processes and planned upgrades, with exact unit counts.
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.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Lafayette WWTF in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $700
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Feb 2005
City of Lafayette
Administrative order · CWA, Sewage Sludge Disposal · Final Order No Penalty · Compliance actions $700
EPA's description of the case:
“This administrative order for compliance is issued to the City of Lafayette for failure to apply for coverage under a general permit, effective on 8/16/2002, for facilities in Colorado and Indian…”
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Source: EPA ECHO, civil enforcement case 08-2003-0078.
Full case history with a free Klarifi account
Every action against Lafayette WWTF with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
3 verified contacts for Lafayette WWTF, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Lafayette WWTF, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Colorado
Louisville · 4 mi away
2.34 MGD
Brighton · 6 mi away
3.11 MGD
Westminster · 6 mi away
6.94 MGD
City Of Longmont · 12 mi away
3.34 MGD
Eldorado Springs · 12 mi away
0.02 MGD
Fort Lupton · 14 mi away
3.02 MGD
Mead · 16 mi away
0.23 MGD
Jefferson County · 17 mi away
1.66 MGD
Lafayette WWTF: 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 October 26, 2026; facility record last updated March 6, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms