What is the address of Webb, City Of STP?

The address on the plant’s EPA facility record is 2000 Feet N Of 480th St, Webb, IA 51366, in Clay County. Its coordinates are 42.9586, -95.0194. For some plants the record holds the utility’s mailing address rather than the plant gate.

What treatment technology does Webb, City Of STP use?

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

What is the NPDES permit for Webb, City Of STP?

The facility discharges under NPDES permit IA0083666, currently effective, expiring June 2029.

Is Webb, City Of STP in compliance?

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

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

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

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Webb, City Of STP

2000 Feet N Of 480th St, Webb, IA 51366 · Clay County · Publicly Owned Treatment Works

Average flow: —

Design flow: —

NPDES permit: IA0083666; Effective

Permit expires: June 2029

Population served: —; CWNS 2022

Webb, City Of STP is a publicly owned wastewater treatment works in Webb, Clay County, Iowa. It discharges under NPDES permit IA0083666 (effective), which expires in June 2029, with 0 recorded violations in the last three years.

Treatment technology

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

Available with a free Klarifi account

See the full treatment train at Webb, 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

Decision-makers at Webb, City Of STP.

No verified contacts on file yet

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Webb, 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 11, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · WWTP · Biosolids · all terms

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