What is the address of Amboy Stp, City Of?

The address on the plant’s EPA facility record is Rocky Ford Road South, Amboy, IL 61310, in Lee County. Its coordinates are 41.6960, -89.3430. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Amboy Stp, City Of treat?

Amboy Stp, City Of treats an average of 0.48 MGD and is permitted for a design flow of 1.25 MGD.

What treatment technology does Amboy Stp, City Of use?

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

What is the NPDES permit for Amboy Stp, City Of?

The facility discharges under NPDES permit IL0027472, currently effective, expiring September 2029.

Is Amboy Stp, City Of in compliance?

Discharge monitoring reports show 1 violation at Amboy Stp, City Of in the last three years, 1 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Amboy Stp, City Of and how do I contact them?

Amboy Stp, City Of is a publicly owned treatment works in Amboy, Illinois. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Amboy Stp, City Of

Rocky Ford Road South, Amboy, IL 61310 · Lee County · Publicly Owned Treatment Works

Average flow: 0.48 MGD

Design flow: 1.25 MGD

NPDES permit: IL0027472; Effective

Permit expires: September 2029

Population served: 2,367; CWNS 2022

Amboy Stp, City Of is a publicly owned wastewater treatment works in Amboy, Lee County, Illinois treating an average of 0.48 million gallons per day against a permitted design capacity of 1.25 MGD, serving about 2,367 residents. It discharges under NPDES permit IL0027472 (effective), which expires in September 2029, with 1 recorded violation in the last three years.

Treatment technology

2 treatment structures and unit processes identified at Amboy Stp, City Of.

Available with a free Klarifi account

See the full treatment train at Amboy Stp, City Of: structures, unit processes and planned upgrades, with exact unit counts.

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Compliance snapshot (last 3 years)

Total violations: 1

Effluent violations: 1

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

Key contacts

Decision-makers at Amboy Stp, City Of.

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Amboy Stp, City Of: 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 March 7, 2025.

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

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