US Army Fort Mccoy
2171 S 8th Ave, Fort Mccoy, WI 54656 · Monroe County · Publicly Owned Treatment Works
- Average flow
- 0.26 MGD
- Design flow
- 0.5 MGD
- NPDES permit
- WI0022420
- Expired
- Permit expires
- December 2023
- Population served
- —
- CWNS 2022
US Army Fort Mccoy is a publicly owned wastewater treatment plant in Fort Mccoy, Monroe County, Wisconsin treating an average of 0.26 million gallons per day against a permitted design capacity of 0.5 MGD. It discharges under NPDES permit WI0022420 (expired), which expires in December 2023, with 5 recorded violations in the last three years. EPA has recorded 4 formal enforcement actions naming the plant, the latest in December 2022.
Treatment technology
Treatment structures and unit processes at US Army Fort Mccoy.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 5
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 US Army Fort Mccoy in EPA's ICIS system.
- Formal actions
- 4
- 3 since FY2020
- Penalties assessed
- $16,424
- all cases
- Compliance actions
- $11,358
- required by EPA orders
- EPA inspections
- 22
- latest Jun 2022
Latest case · Dec 2022
Fort McCoy Military Installation
Administrative order · RCRA, UST Civil Penalties · Final Order With Penalty · Penalty $4,700
Source: EPA ECHO, civil enforcement case 05-2023-2005.
3 informal enforcement actions (notices of violation and similar), the latest in Jun 2023.
Full case history with a free Klarifi account
Every action against US Army Fort Mccoy with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
1 verified contact for US Army Fort Mccoy, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at US Army Fort Mccoy, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Wisconsin
Sparta · 9 mi away
1.33 MGD
Tomah · 11 mi away
1.14 MGD
Norwalk · 14 mi away
0.03 MGD
Wilton · 17 mi away
0.04 MGD
Melrose · 17 mi away
0.02 MGD
Cashton · 20 mi away
0.1 MGD
Black River Falls · 20 mi away
0.41 MGD
Mindoro · 21 mi away
0.04 MGD
US Army Fort Mccoy: 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 July 18, 2023.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms