What is the address of Clarendon WWTP?

The address on the plant’s EPA facility record is #1 Beech Rd S, Clarendon, AR 72029, in Monroe County. Its coordinates are 34.6772, -91.3097. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Clarendon WWTP treat?

Clarendon WWTP treats an average of 0.19 MGD and is permitted for a design flow of 0.7 MGD.

What treatment technology does Clarendon WWTP use?

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

What is the NPDES permit for Clarendon WWTP?

The facility discharges under NPDES permit AR0021644, currently effective, expiring June 2031.

Is Clarendon WWTP in compliance?

Discharge monitoring reports show 289 violations at Clarendon WWTP in the last three years, 4 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Clarendon WWTP and how do I contact them?

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

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Clarendon WWTP

#1 Beech Rd S, Clarendon, AR 72029 · Monroe County · Publicly Owned Treatment Works

Average flow: 0.19 MGD

Design flow: 0.7 MGD

NPDES permit: AR0021644; Effective

Permit expires: June 2031

Population served: 1,528; CWNS 2022

Clarendon WWTP is a publicly owned wastewater treatment works in Clarendon, Monroe County, Arkansas treating an average of 0.19 million gallons per day against a permitted design capacity of 0.7 MGD, serving about 1,528 residents. It discharges under NPDES permit AR0021644 (effective), which expires in June 2031, with 289 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Clarendon WWTP.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 289

Effluent violations: 4

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

Key contacts

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

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

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Clarendon 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 June 29, 2026.

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

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