What is the address of Avon WWTP?

The address on the plant’s EPA facility record is 300 Angelfish Ave, Avon, MN 56310, in Stearns County. Its coordinates are 45.6283, -94.4408. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Avon WWTP treat?

Avon WWTP treats an average of 0.08 MGD and is permitted for a design flow of 0.42 MGD.

What treatment technology does Avon WWTP use?

Klarifi has identified 3 treatment structures and unit processes at the Avon facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

What is the NPDES permit for Avon WWTP?

The facility discharges under NPDES permit MN0047325, currently effective, expiring June 2030.

Is Avon WWTP in compliance?

Discharge monitoring reports show 5 violations at Avon WWTP in the last three years, 5 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Avon WWTP and how do I contact them?

Avon WWTP is a publicly owned treatment works in Avon, Minnesota. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

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Avon WWTP

300 Angelfish Ave, Avon, MN 56310 · Stearns County · Publicly Owned Treatment Works

Average flow: 0.08 MGD

Design flow: 0.42 MGD

NPDES permit: MN0047325; Effective

Permit expires: June 2030

Population served: 1,618; CWNS 2022

Avon WWTP is a publicly owned wastewater treatment works in Avon, Stearns County, Minnesota treating an average of 0.08 million gallons per day against a permitted design capacity of 0.42 MGD, serving about 1,618 residents. It discharges under NPDES permit MN0047325 (effective), which expires in June 2030, with 5 recorded violations in the last three years.

Treatment technology

3 treatment structures and unit processes identified at Avon WWTP.

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See the full treatment train at Avon WWTP: structures, unit processes and planned upgrades, with exact unit counts.

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Compliance snapshot (last 3 years)

Total violations: 5

Effluent violations: 5

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

Key contacts

1 verified contact for Avon WWTP, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at Avon WWTP, plus the full compliance history and discharge data.

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Nearby wastewater treatment plants in Minnesota

Albany

Albany · 7 mi away

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Holdingford WWTP

Holdingford · 8 mi away

0.06 MGD

Freeport WWTP

Freeport · 11 mi away

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Cold Spring WWTP

Cold Spring · 12 mi away

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Richmond WWTP

Richmond · 13 mi away

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Rice WWTP

Rice · 13 mi away

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Bowlus WWTP

Bowlus · 13 mi away

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Saint Martin WWTP

Saint Martin · 15 mi away

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Avon WWTP: 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 August 13, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms

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