Conesus Lake County Sewer District
1997 D'Angelo Drive, Lakeville, NY 14480 · Livingston County · Publicly Owned Treatment Works
- Average flow
- 1.02 MGD
- Design flow
- 1.27 MGD
- NPDES permit
- NY0032328
- Administratively continued
- Permit expires
- January 2026
- Population served
- 7,292
- CWNS 2022
Conesus Lake County Sewer District is a publicly owned wastewater treatment works in Lakeville, Livingston County, New York treating an average of 1.02 million gallons per day against a permitted design capacity of 1.27 MGD, serving about 7,292 residents. It discharges under NPDES permit NY0032328 (administratively continued), which expires in January 2026, with 9 recorded violations in the last three years. EPA has recorded 6 formal enforcement actions naming the plant, the latest in October 2015.
Treatment technology
3 treatment structures and unit processes identified at Conesus Lake County Sewer District.
Available with a free Klarifi account
See the full treatment train at Conesus Lake County Sewer District: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 9
- Effluent violations
- 9
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 Conesus Lake County Sewer District in EPA's ICIS system.
- Formal actions
- 6
- 0 since FY2020
- Penalties assessed
- $4,000
- all cases
- Compliance actions
- $2,016
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Oct 2015
Town of Groveland West Lake Road Water District et al.
Administrative order · SDWA, National Drinking Water Regulations · Unilateral Administrative Order Without Adjudication · Compliance actions $2,000
EPA's description of the case:
“System violated the SDWA by failing to comply with the Stage 2 DBPR MCL requirements for TTHMs - 3rd quarter 2014, 4th quarter 2014 and 1st quarter 2015.”
Source: EPA ECHO, civil enforcement case 02-2016-8001.
Full case history with a free Klarifi account
Every action against Conesus Lake County Sewer District with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Conesus Lake County Sewer District.
No verified contacts on file yet
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Nearby wastewater treatment plants in New York
Avon · 6 mi away
1.09 MGD
Geneseo · 6 mi away
1.08 MGD
Lima · 7 mi away
0.21 MGD
York · 9 mi away
—
Honeoye Falls · 10 mi away
0.39 MGD
Honeoye · 11 mi away
0.44 MGD
Mount Morris · 11 mi away
0.34 MGD
Groveland · 13 mi away
0.01 MGD
Conesus Lake County Sewer District: 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 November 7, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biological nutrient removal · Tertiary treatment · all terms