How much wastewater does Shipman STP treat?

Shipman STP treats an average of 0.05 MGD and is permitted for a design flow of 0.3 MGD.

What is the NPDES permit for Shipman STP?

The facility discharges under NPDES permit IL0063088, currently effective, expiring July 2029.

Is Shipman STP in compliance?

Discharge monitoring reports show 83 violations at Shipman STP in the last three years, 83 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Shipman STP and how do I contact them?

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

Try for free Log in

Shipman STP

Shipman, IL · Macoupin County · Publicly Owned Treatment Works

Average flow: 0.05 MGD

Design flow: 0.3 MGD

NPDES permit: IL0063088; Effective

Permit expires: July 2029

Population served: 581; CWNS 2022

Shipman STP is a publicly owned wastewater treatment works in Shipman, Macoupin County, Illinois treating an average of 0.05 million gallons per day against a permitted design capacity of 0.3 MGD, serving about 581 residents. It discharges under NPDES permit IL0063088 (effective), which expires in July 2029, with 83 recorded violations in the last three years.

Treatment technology

Treatment structures identified at this facility. Exact unit counts are available in Klarifi.

Treatment structure data not yet analyzed for this facility.

Compliance snapshot (last 3 years)

Total violations: 83

Effluent violations: 83

Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.

Key contacts

Decision-makers at Shipman STP.

No verified contacts on file yet

Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.

Try Klarifi free

Nearby wastewater treatment plants in Illinois

Royal Lakes Stp, Village Of

Royal Lakes · 4 mi away

0.00006 MGD

Medora Stp, Village Of

Medora · 7 mi away

0.0048 MGD

Bunker Hill Stp, City Of

Bunker Hill · 8 mi away

0.09 MGD

Brighton Stp, Village Of

Brighton · 9 mi away

0.26 MGD

Chesterfield STP

Chesterfield · 9 mi away

0.03 MGD

Wilsonville Stp, Village Of

Wilsonville · 11 mi away

0.02 MGD

Mount Clare Stp, Village Of

Mount Clare · 12 mi away

—

Benld Stp, City Of

Benld · 12 mi away

0.11 MGD

Shipman STP: 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 September 11, 2026; facility record last updated September 21, 2025.

Try Klarifi for free

Create your own trial account and explore how Klarifi can help you.

Try for free