Nett Lake Wwsl
PO Box 16, Nett Lake, MN 55772 · Koochiching County · Publicly Owned Treatment Works
- Average flow
- 0.02 MGD
- Design flow
- 0.81 MGD
- NPDES permit
- MN0059447
- Administratively continued
- Permit expires
- September 2023
- Population served
- —
- CWNS 2022
Nett Lake Wwsl is a publicly owned wastewater treatment plant in Nett Lake, Koochiching County, Minnesota treating an average of 0.02 million gallons per day against a permitted design capacity of 0.81 MGD. It discharges under NPDES permit MN0059447 (administratively continued), which expires in September 2023, with 11 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in December 2023.
Treatment technology
One treatment structure or unit process identified at Nett Lake Wwsl.
Available with a free Klarifi account
See the full treatment train at Nett Lake Wwsl: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 11
- Effluent violations
- 11
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 Nett Lake Wwsl in EPA's ICIS system.
- Formal actions
- 1
- 1 since FY2020
- EPA inspections
- 0
- none on record
Latest case · Dec 2023
NETT LAKE AOC
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty
EPA's description of the case:
“AOC to correct DMRs and failure to submit O & M plan”
Source: EPA ECHO, civil enforcement case 05-2022-0340.
Full case history with a free Klarifi account
Every action against Nett Lake Wwsl with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Nett Lake Wwsl.
No verified contacts on file yet
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Nearby wastewater treatment plants in Minnesota
Orr · 13 mi away
0.03 MGD
Cook · 26 mi away
—
Littlefork · 29 mi away
—
Effie · 32 mi away
0.0085 MGD
Big Falls · 35 mi away
—
Bigfork · 36 mi away
—
International Falls · 36 mi away
0.75 MGD
Tower · 40 mi away
0.78 MGD
Nett Lake Wwsl: 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 August 13, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms