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Festus-Crystal City WWTP

335 County Road, Crystal City, MO 63019 · Jefferson County · Publicly Owned Treatment Works

Average flow
2 MGD
Design flow
—
NPDES permit
MO0080632
Administratively continued
Permit expires
September 2021
Population served
7,500
CWNS 2022

Festus-Crystal City WWTP is a publicly owned wastewater treatment works in Crystal City, Jefferson County, Missouri treating an average of 2 million gallons per day, serving about 7,500 residents. It discharges under NPDES permit MO0080632 (administratively continued), which expires in September 2021, with 14 recorded violations in the last three years. EPA has recorded 2 formal enforcement actions naming the plant, the latest in July 2016.

Treatment technology

4 treatment structures and unit processes identified at Festus-Crystal City WWTP.

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Compliance snapshot (last 3 years)

Total violations
14
Effluent violations
14

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 Festus-Crystal City WWTP in EPA's ICIS system.

Formal actions
2
0 since FY2020
Penalties assessed
$6,500
all cases
Compliance actions
$650,000
required by EPA orders
EPA inspections
0
none on record

Latest case · Jul 2016

CITY OF CRYSTAL CITY, MISSOURI

Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $650,000

Source: EPA ECHO, civil enforcement case 07-2016-0034.

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Every action against Festus-Crystal City WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.

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Key contacts

Decision-makers at Festus-Crystal City WWTP.

No verified contacts on file yet

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Nearby wastewater treatment plants in Missouri

Pevely WWTP

Pevely · 5 mi away

0.87 MGD

Jcpsd, Sand Castle WWTF

Pevely · 5 mi away

0.0043 MGD

Jcpsd Lakewood WWTF

Hillsboro · 5 mi away

0.0037 MGD

Selma Village WWTF

Crystal City · 6 mi away

0.06 MGD

Olympian Village WWTF

Desoto · 6 mi away

0.03 MGD

0.58 MGD

0.73 MGD

De Soto WWTP

De Soto · 9 mi away

0.74 MGD

Festus-Crystal City WWTP: 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 12, 2026; facility record last updated April 24, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms


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