What is the address of Riverton STP?

The address on the plant’s EPA facility record is 1200 E Riverton Rd, Riverton, IL 62561, in Sangamon County. Its coordinates are 39.8579, -89.5313. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Riverton STP treat?

Riverton STP treats an average of 0.24 MGD and is permitted for a design flow of 1.72 MGD.

What treatment technology does Riverton STP use?

Klarifi has identified 2 treatment structures and unit processes at the Riverton facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

What is the NPDES permit for Riverton STP?

The facility discharges under NPDES permit IL0021041, currently effective, expiring July 2029.

Is Riverton STP in compliance?

Discharge monitoring reports show 61 violations at Riverton STP in the last three years, 53 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Riverton STP and how do I contact them?

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

Try for free Log in

Riverton STP

1200 E Riverton Rd, Riverton, IL 62561 · Sangamon County · Publicly Owned Treatment Works

Average flow: 0.24 MGD

Design flow: 1.72 MGD

NPDES permit: IL0021041; Effective

Permit expires: July 2029

Population served: 3,554; CWNS 2022

Riverton STP is a publicly owned wastewater treatment works in Riverton, Sangamon County, Illinois treating an average of 0.24 million gallons per day against a permitted design capacity of 1.72 MGD, serving about 3,554 residents. It discharges under NPDES permit IL0021041 (effective), which expires in July 2029, with 61 recorded violations in the last three years.

Treatment technology

2 treatment structures and unit processes identified at Riverton STP.

Available with a free Klarifi account

See the full treatment train at Riverton STP: structures, unit processes and planned upgrades, with exact unit counts.

Create a free account

Compliance snapshot (last 3 years)

Total violations: 61

Effluent violations: 53

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

Key contacts

Decision-makers at Riverton 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

Spring Creek STP

Springfield · 6 mi away

16.41 MGD

Buffalo, Dawson, Mechanicsburg Sewer Commission STP

Buffalo · 6 mi away

0.21 MGD

Williamsville East Stp, Village Of

Williamsville · 6 mi away

0.22 MGD

Athens Stp, City Of

Athens · 13 mi away

0.22 MGD

Illiopolis Stp, Village Of

Illiopolis · 16 mi away

0.18 MGD

Mount Pulaski Stp, City Of

Mount Pulaski · 17 mi away

0.24 MGD

Pawnee Stp, Village Of

Pawnee · 18 mi away

0.21 MGD

South Fork Sd STP

Tovey · 19 mi away

0.02 MGD

Riverton 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 October 26, 2026; facility record last updated August 11, 2026.

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

Try Klarifi for free

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

Try for free