What is the address of Houghton City Of STP?

The address on the plant’s EPA facility record is 160th Avenue 1/2 North Of 130T, Houghton, IA 52631, in Lee County. Its coordinates are 40.7784, -91.6051. For some plants the record holds the utility’s mailing address rather than the plant gate.

What treatment technology does Houghton City Of STP use?

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

What is the NPDES permit for Houghton City Of STP?

The facility discharges under NPDES permit IA0036901, currently administratively continued, expiring June 2016.

Is Houghton City Of STP in compliance?

Discharge monitoring reports show 27 violations at Houghton City Of STP in the last three years, 1 of them effluent limit exceedances. The full history is available in Klarifi.

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

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

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Houghton City Of STP

160th Avenue 1/2 North Of 130T, Houghton, IA 52631 · Lee County · Publicly Owned Treatment Works

Average flow: —

Design flow: —

NPDES permit: IA0036901; Administratively continued

Permit expires: June 2016

Population served: 133; CWNS 2022

Houghton City Of STP is a publicly owned wastewater treatment works in Houghton, Lee County, Iowa, serving about 133 residents. It discharges under NPDES permit IA0036901 (administratively continued), which expires in June 2016, with 27 recorded violations in the last three years.

Treatment technology

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

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 27

Effluent violations: 1

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

Key contacts

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

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Houghton 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 · Equalization tank · Centrate · all terms

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