How much wastewater does Charlotte City Of STP treat?

Charlotte City Of STP is permitted for a design flow of 0.15 MGD. Its average daily flow is not available in the current EPA data.

What treatment technology does Charlotte City Of STP use?

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

What is the NPDES permit for Charlotte City Of STP?

The facility discharges under NPDES permit IA0062341, currently administratively continued, expiring January 2025.

Is Charlotte City Of STP in compliance?

Discharge monitoring reports show 18 violations at Charlotte City Of STP in the last three years, 12 of them effluent limit exceedances. The full history is available in Klarifi.

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

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

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Charlotte City Of STP

Charlotte, IA 52731 · Clinton County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.15 MGD

NPDES permit: IA0062341; Administratively continued

Permit expires: January 2025

Population served: 389; CWNS 2022

Charlotte City Of STP is a publicly owned wastewater treatment works in Charlotte, Clinton County, Iowa, serving about 389 residents. It discharges under NPDES permit IA0062341 (administratively continued), which expires in January 2025, with 18 recorded violations in the last three years.

Treatment technology

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

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 18

Effluent violations: 12

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

Key contacts

1 verified contact for Charlotte 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 Charlotte City Of STP, plus the full compliance history and discharge data.

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Nearby wastewater treatment plants in Iowa

Goose Lake City Of STP

Goose Lake · 4 mi away

—

Preston WWTP

Preston · 7 mi away

0.08 MGD

Delmar, City Of STP

Delmar · 7 mi away

—

City Of Spragueville STP

Spragueville · 7 mi away

0.0035 MGD

Welton City Of STP

Welton · 8 mi away

0.01 MGD

Miles WWTP

Miles · 10 mi away

—

Andover City Of STP

Andover · 11 mi away

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Dewitt WWTP

Dewitt · 12 mi away

0.82 MGD

Charlotte 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 · Biological nutrient removal · Tertiary treatment · all terms

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