What is the address of Cottonwood WWTF?

The address on the plant’s EPA facility record is 1490 W Mingus Ave, Cottonwood, AZ 86326, in Yavapai County. Its coordinates are 34.7313, -112.0436. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Cottonwood WWTF treat?

Cottonwood WWTF treats an average of 1.02 MGD and is permitted for a design flow of 1.5 MGD.

What treatment technology does Cottonwood WWTF use?

Klarifi has identified 2 treatment structures and unit processes at the Cottonwood facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

What is the NPDES permit for Cottonwood WWTF?

The facility discharges under NPDES permit AZ0024716, currently effective, expiring April 2027.

Is Cottonwood WWTF in compliance?

Discharge monitoring reports show 17 violations at Cottonwood WWTF in the last three years, 7 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Cottonwood WWTF and how do I contact them?

Cottonwood WWTF is a publicly owned treatment works in Cottonwood, Arizona. Klarifi lists 3 verified decision-maker contacts for this facility, available with a free trial.

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Cottonwood WWTF

1490 W Mingus Ave, Cottonwood, AZ 86326 · Yavapai County · Publicly Owned Treatment Works

Average flow: 1.02 MGD

Design flow: 1.5 MGD

NPDES permit: AZ0024716; Effective

Permit expires: April 2027

Population served: 10,540; CWNS 2022

Cottonwood WWTF is a publicly owned wastewater treatment works in Cottonwood, Yavapai County, Arizona treating an average of 1.02 million gallons per day against a permitted design capacity of 1.5 MGD, serving about 10,540 residents. It discharges under NPDES permit AZ0024716 (effective), which expires in April 2027, with 17 recorded violations in the last three years.

Treatment technology

2 treatment structures and unit processes identified at Cottonwood WWTF.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 17

Effluent violations: 7

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

Key contacts

3 verified contacts for Cottonwood WWTF, with validated emails and direct phone numbers.

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

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Nearby wastewater treatment plants in Arizona

Town Of Prescott Valley - WWTP

Prescott Valley · 25 mi away

2.69 MGD

City Of Williams - WWTP

Williams · 38 mi away

—

Rio De Flag WWTP

Flagstaff · 39 mi away

2.15 MGD

American Gulch Wastewater Treatment Plant

Payson · 52 mi away

0.79 MGD

Town Of Cave Creek - WRF

Cave Creek · 62 mi away

—

City Of Peoria

Peoria · 71 mi away

0.43 MGD

City Of Winslow - WWTP

Winslow · 80 mi away

—

Tusayan Sanitary District

Grand Canyon · 86 mi away

0.07 MGD

Cottonwood WWTF: 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 May 10, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms

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