What is the address of Greenville STP?

The address on the plant’s EPA facility record is 510 N Main St US Hwy 62, Greenville, KY 42345, in Muhlenberg County. Its coordinates are 37.2192, -87.1694. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Greenville STP treat?

Greenville STP treats an average of 1.19 MGD and is permitted for a design flow of 1.31 MGD.

What treatment technology does Greenville STP use?

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

What is the NPDES permit for Greenville STP?

The facility discharges under NPDES permit KY0020010, currently effective, expiring March 2030.

Is Greenville STP in compliance?

Discharge monitoring reports show 29 violations at Greenville STP in the last three years, 25 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Greenville STP and how do I contact them?

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

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Greenville STP

510 N Main St US Hwy 62, Greenville, KY 42345 · Muhlenberg County · Publicly Owned Treatment Works

Average flow: 1.19 MGD

Design flow: 1.31 MGD

NPDES permit: KY0020010; Effective

Permit expires: March 2030

Population served: 6,102; CWNS 2022

Greenville STP is a publicly owned wastewater treatment works in Greenville, Muhlenberg County, Kentucky treating an average of 1.19 million gallons per day against a permitted design capacity of 1.31 MGD, serving about 6,102 residents. It discharges under NPDES permit KY0020010 (effective), which expires in March 2030, with 29 recorded violations in the last three years.

Treatment technology

2 treatment structures and unit processes identified at Greenville STP.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 29

Effluent violations: 25

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

Key contacts

1 verified contact for Greenville STP, with validated emails and direct phone numbers.

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

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Nearby wastewater treatment plants in Kentucky

Powderly, City Of

Powderly · 1 mi away

—

Drakesboro STP

Drakesboro · 7 mi away

0.06 MGD

Sacramento STP

Sacramento · 13 mi away

0.02 MGD

South Hopkins Regional WWTP

Nortonville · 15 mi away

0.24 MGD

Island STP

Island · 15 mi away

0.05 MGD

Livermore STP

Livermore · 18 mi away

0.09 MGD

Crofton WWTP

Crofton · 20 mi away

0.2 MGD

Calhoun WWTP

Calhoun · 22 mi away

0.24 MGD

Greenville 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 · Centrate · Ozonation · all terms

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