How much wastewater does Little Rock City Of STP treat?

Little Rock City Of STP is permitted for a design flow of 0.13 MGD. Its average daily flow is not available in the current EPA data.

What treatment technology does Little Rock City Of STP use?

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

What is the NPDES permit for Little Rock City Of STP?

The facility discharges under NPDES permit IA0025356, currently administratively continued, expiring December 2021.

Is Little Rock City Of STP in compliance?

Discharge monitoring reports show no violations at Little Rock City Of STP in the last three years.

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

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

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Little Rock City Of STP

Little Rock, IA 51243 · Lyon County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.13 MGD

NPDES permit: IA0025356; Administratively continued

Permit expires: December 2021

Population served: 439; CWNS 2022

Little Rock City Of STP is a publicly owned wastewater treatment works in Little Rock, Lyon County, Iowa, serving about 439 residents. It discharges under NPDES permit IA0025356 (administratively continued), which expires in December 2021, with 0 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Little Rock City Of STP.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 0

Effluent violations: 0

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

Key contacts

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

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

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Nearby wastewater treatment plants in Iowa

Sibley City Of STP

Sibley · 9 mi away

0.33 MGD

George City Of STP

George · 10 mi away

0.08 MGD

Ashton City Of STP

Ashton · 11 mi away

—

Rock Rapids City Of STP

Rock Rapids · 13 mi away

0.28 MGD

Ocheyedan City Of STP

Ocheyedan · 18 mi away

—

Sheldon Wastewater Plant

Sheldon · 18 mi away

0.9 MGD

Melvin City Of STP

Melvin · 19 mi away

—

Boyden City Of STP

Boyden · 20 mi away

0.15 MGD

Little Rock 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 March 28, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms

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