How much wastewater does Agncy City Of STP treat?

Agncy City Of STP treats an average of 0.04 MGD and is permitted for a design flow of 0.62 MGD.

What treatment technology does Agncy City Of STP use?

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

What is the NPDES permit for Agncy City Of STP?

The facility discharges under NPDES permit IA0057754, currently administratively continued, expiring August 2006.

Is Agncy City Of STP in compliance?

Discharge monitoring reports show 15 violations at Agncy City Of STP in the last three years, 7 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Agncy City Of STP and how do I contact them?

Agncy City Of STP is a publicly owned treatment works in Agency, Iowa. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

Try for free Log in

Agncy City Of STP

Agency, IA 52530 · Wapello County · Publicly Owned Treatment Works

Average flow: 0.04 MGD

Design flow: 0.62 MGD

NPDES permit: IA0057754; Administratively continued

Permit expires: August 2006

Population served: 644; CWNS 2022

Agncy City Of STP is a publicly owned wastewater treatment works in Agency, Wapello County, Iowa treating an average of 0.04 million gallons per day against a permitted design capacity of 0.62 MGD, serving about 644 residents. It discharges under NPDES permit IA0057754 (administratively continued), which expires in August 2006, with 15 recorded violations in the last three years.

Treatment technology

2 treatment structures and unit processes identified at Agncy City Of STP.

Available with a free Klarifi account

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

Create a free account

Compliance snapshot (last 3 years)

Total violations: 15

Effluent violations: 7

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

Key contacts

1 verified contact for Agncy City Of STP, with validated emails and direct phone numbers.

Unlock 1 verified contact

Names, validated emails and direct phone numbers for decision-makers at Agncy City Of STP, plus the full compliance history and discharge data.

Try Klarifi free

Nearby wastewater treatment plants in Iowa

Ottumwa City Of STP

Ottumwa · 5 mi away

3.24 MGD

Batavia City Of STP

Batavia · 7 mi away

—

Eldon City Of STP

Eldon · 8 mi away

0.09 MGD

Martinsburg WWTP

Martinsburg · 12 mi away

—

Hedrick WWTP

Hedrick · 13 mi away

0.11 MGD

Libertyville WWTP

Libertyville · 13 mi away

—

Chillicothe,city Of-(wapello Rural Water Assn).

Chillicothe · 13 mi away

—

Packwood WWTP

Packwood · 14 mi away

—

Agncy City Of 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 February 27, 2025.

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

Try Klarifi for free

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

Try for free