1. States
  2. /Missouri
  3. /Washington County
  4. /Potosi

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Environmental Reporti

Water Systemsi

3community / 12 total

Water Violationsi

27

Active NPDESi

1/ 2 total

Drinking Wateri

SDWIS

Public water systems registered to serve this area. Community systems (CWS) provide water to residents year-round. Transient systems serve places like gas stations or restaurants. Violations indicate a system failed to meet federal drinking water standards.

Community Systemsi

3

Active Systemsi

7

Recent Violationsi

27
Transient (9)
Community (3)

Recent Violations (Last 5 Years)

POTOSI WATERWORKS

8 violationsLatest: 2024-03-01
EPA

TENNYSON WATERWORKS

12 violationsLatest: 2025-01-01
EPA

RIVER VISTA ESTATES LLC

7 violationsLatest: 2025-07-02
EPA

Wastewater & Stormwater Permits (NPDES)i

NPDES

Under the Clean Water Act, any facility that discharges wastewater or stormwater into rivers, lakes, or streams must hold an NPDES permit. "Effective" means the permit is currently active and the facility is authorized to discharge under its permit conditions.

Active Permitsi

1

Expired / Terminatedi

1
WISCONSIN POWER AND LIGHT6006 STAGE ROADMinor Discharge|EPA