What is the address of Dexter City Of STP?

The address on the plant’s EPA facility record is Beween D Avenue And Dexfield W, Dexter, IA 50070, in Dallas County. Its coordinates are 41.5068, -94.2283. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Dexter City Of STP treat?

Dexter City Of STP is permitted for a design flow of 0.99 MGD. Its average daily flow is not available in the current EPA data.

What treatment technology does Dexter City Of STP use?

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

What is the NPDES permit for Dexter City Of STP?

The facility discharges under NPDES permit IA0058661, currently effective, expiring April 2030.

Is Dexter City Of STP in compliance?

Discharge monitoring reports show 35 violations at Dexter City Of STP in the last three years, 17 of them effluent limit exceedances. The full history is available in Klarifi.

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

Dexter City Of STP is a publicly owned treatment works in Dexter, Iowa. Klarifi lists 2 verified decision-maker contacts for this facility, available with a free trial.

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Dexter City Of STP

Beween D Avenue And Dexfield W, Dexter, IA 50070 · Dallas County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.99 MGD

NPDES permit: IA0058661; Effective

Permit expires: April 2030

Population served: 640; CWNS 2022

Dexter City Of STP is a publicly owned wastewater treatment works in Dexter, Dallas County, Iowa, serving about 640 residents. It discharges under NPDES permit IA0058661 (effective), which expires in April 2030, with 35 recorded violations in the last three years.

Treatment technology

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

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 35

Effluent violations: 17

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

Key contacts

2 verified contacts for Dexter 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 Dexter City Of STP, plus the full compliance history and discharge data.

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Nearby wastewater treatment plants in Iowa

Stuart WWTP

Stuart · 5 mi away

0.41 MGD

Redfield WWTP

Redfield · 5 mi away

0.07 MGD

Earlham City Of STP

Earlham · 6 mi away

0.34 MGD

Menlo WWTP

Menlo · 9 mi away

—

Linden City Of STP

Linden · 10 mi away

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Desoto City Of STP

De Soto · 12 mi away

0.13 MGD

Adel WWTP

Adel · 13 mi away

0.77 MGD

Panora WWTP

Panora · 14 mi away

0.35 MGD

Dexter 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 · Tertiary treatment · Significant industrial user · all terms

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