What is the address of Hazen WWTP?

The address on the plant’s EPA facility record is Hwy 63 North, Hazen, AR 72064, in Prairie County. Its coordinates are 34.7893, -91.5628. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Hazen WWTP treat?

Hazen WWTP treats an average of 0.15 MGD and is permitted for a design flow of 0.28 MGD.

What treatment technology does Hazen WWTP use?

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

What is the NPDES permit for Hazen WWTP?

The facility discharges under NPDES permit AR0022411, currently expired, expiring September 2025.

Is Hazen WWTP in compliance?

Discharge monitoring reports show 10 violations at Hazen WWTP in the last three years, 10 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Hazen WWTP and how do I contact them?

Hazen WWTP is a publicly owned treatment works in Hazen, Arkansas. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Hazen WWTP

Hwy 63 North, Hazen, AR 72064 · Prairie County · Publicly Owned Treatment Works

Average flow: 0.15 MGD

Design flow: 0.28 MGD

NPDES permit: AR0022411; Expired

Permit expires: September 2025

Population served: 1,475; CWNS 2022

Hazen WWTP is a publicly owned wastewater treatment works in Hazen, Prairie County, Arkansas treating an average of 0.15 million gallons per day against a permitted design capacity of 0.28 MGD, serving about 1,475 residents. It discharges under NPDES permit AR0022411 (expired), which expires in September 2025, with 10 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Hazen WWTP.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 10

Effluent violations: 10

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

Key contacts

Decision-makers at Hazen WWTP.

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Nearby wastewater treatment plants in Arkansas

Devalls Bluff, City Of

De Valls Bluff · 7 mi away

0.18 MGD

Biscoe, City Of

Biscoe · 8 mi away

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Carlisle, City Of

Carlisle · 11 mi away

0.31 MGD

Des Arc, City Of

Des Arc · 13 mi away

0.21 MGD

Ulm WWTP

Ulm · 16 mi away

0.0066 MGD

Clarendon WWTP

Clarendon · 16 mi away

0.19 MGD

Lonoke, City Of

Lonoke · 18 mi away

1.25 MGD

H.A.C.T. Regional WW Treatment Dist

Humnoke · 21 mi away

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Hazen 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 July 24, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Significant industrial user · WWTP · all terms

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