What is the address of East Cape Girardeau?

The address on the plant’s EPA facility record is 1 Mile Southeast Of Village, East Cape Girardeau, IL 62957, in Alexander County. Its coordinates are 37.2791, -89.4967. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does East Cape Girardeau treat?

East Cape Girardeau treats an average of 0.008 MGD and is permitted for a design flow of 0.21 MGD.

What treatment technology does East Cape Girardeau use?

Klarifi has identified one treatment structure or unit process at the East Cape Girardeau facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

What is the NPDES permit for East Cape Girardeau?

The facility discharges under NPDES permit IL0070319, currently effective, expiring April 2028.

Is East Cape Girardeau in compliance?

Discharge monitoring reports show 9 violations at East Cape Girardeau in the last three years, 9 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates East Cape Girardeau and how do I contact them?

East Cape Girardeau is a publicly owned treatment works in East Cape Girardeau, Illinois. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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East Cape Girardeau

1 Mile Southeast Of Village, East Cape Girardeau, IL 62957 · Alexander County · Publicly Owned Treatment Works

Average flow: 0.008 MGD

Design flow: 0.21 MGD

NPDES permit: IL0070319; Effective

Permit expires: April 2028

Population served: 442; CWNS 2022

East Cape Girardeau is a publicly owned wastewater treatment plant in East Cape Girardeau, Alexander County, Illinois treating an average of 0.008 million gallons per day against a permitted design capacity of 0.21 MGD, serving about 442 residents. It discharges under NPDES permit IL0070319 (effective), which expires in April 2028, with 9 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at East Cape Girardeau.

Available with a free Klarifi account

See the full treatment train at East Cape Girardeau: structures, unit processes and planned upgrades, with exact unit counts.

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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.

Key contacts

Decision-makers at East Cape Girardeau.

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Nearby wastewater treatment plants in Illinois

Thebes STP

Thebes · 5 mi away

0.01 MGD

Central Alexander County Sd STP

Olive Branch · 10 mi away

0.02 MGD

Tamms WWTP

Tamms · 13 mi away

0.06 MGD

Ware Sanitary Corporation STP

Ware · 14 mi away

—

Jonesboro Stp, City Of

Jonesboro · 16 mi away

0.12 MGD

Ullin Stp, Village Of

Ullin · 16 mi away

0.0089 MGD

Dongola Stp, Village Of

Dongola · 19 mi away

—

Anna Stw, City Of

Anna · 20 mi away

0.38 MGD

East Cape Girardeau: 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 6, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms

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