How much wastewater does City Of Spragueville STP treat?

City Of Spragueville STP treats an average of 0.0035 MGD.

What treatment technology does City Of Spragueville STP use?

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

What is the NPDES permit for City Of Spragueville STP?

The facility discharges under NPDES permit IA0050741, currently effective, expiring December 2028.

Is City Of Spragueville STP in compliance?

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

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

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

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City Of Spragueville STP

Spragueville, IA 52074 · Jackson County · Publicly Owned Treatment Works

Average flow: 0.0035 MGD

Design flow: —

NPDES permit: IA0050741; Effective

Permit expires: December 2028

Population served: 93; CWNS 2022

City Of Spragueville STP is a publicly owned wastewater treatment works in Spragueville, Jackson County, Iowa treating an average of 0.0035 million gallons per day, serving about 93 residents. It discharges under NPDES permit IA0050741 (effective), which expires in December 2028, with 7 recorded violations in the last three years.

Treatment technology

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

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 7

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 City Of Spragueville STP, with validated emails and direct phone numbers.

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

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City Of Spragueville 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 20, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms

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