What is the address of Six Mile Run STP?

The address on the plant’s EPA facility record is Municipal Loop, Defiance, PA 16633, in Bedford County. Its coordinates are 40.1587, -78.2542. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Six Mile Run STP treat?

Six Mile Run STP treats an average of 0.04 MGD and is permitted for a design flow of 0.08 MGD.

What treatment technology does Six Mile Run STP use?

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

What is the NPDES permit for Six Mile Run STP?

The facility discharges under NPDES permit PA0088609, currently effective, expiring January 2029.

Is Six Mile Run STP in compliance?

Discharge monitoring reports show 24 violations at Six Mile Run STP in the last three years, 14 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Six Mile Run STP and how do I contact them?

Six Mile Run STP is a publicly owned treatment works in Defiance, Pennsylvania. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

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Six Mile Run STP

Municipal Loop, Defiance, PA 16633 · Bedford County · Publicly Owned Treatment Works

Average flow: 0.04 MGD

Design flow: 0.08 MGD

NPDES permit: PA0088609; Effective

Permit expires: January 2029

Population served: —; CWNS 2022

Six Mile Run STP is a publicly owned wastewater treatment works in Defiance, Bedford County, Pennsylvania treating an average of 0.04 million gallons per day against a permitted design capacity of 0.08 MGD. It discharges under NPDES permit PA0088609 (effective), which expires in January 2029, with 24 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Six Mile Run STP.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 24

Effluent violations: 14

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

Key contacts

1 verified contact for Six Mile Run STP, with validated emails and direct phone numbers.

Unlock 1 verified contact

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

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Nearby wastewater treatment plants in Pennsylvania

Broad Top Twp Kearney STP

Defiance · 1 mi away

0.0003 MGD

Hopewell STP

Hopewell · 2 mi away

0.0086 MGD

Sunnyside STP

Hopewell · 2 mi away

0.0046 MGD

Broad Top Twp Langdondale STP

Hopewell · 2 mi away

0.0043 MGD

Broad Top Twp Hess Mhp STP

Hopewell · 4 mi away

0.00099 MGD

Saxton STP

Saxton · 4 mi away

0.22 MGD

Dudley Carbon Coalmont STP

Saxton · 5 mi away

0.08 MGD

S Woodbury Twp STP

Loysburg · 6 mi away

0.29 MGD

Six Mile Run 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 12, 2026; facility record last updated September 27, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms

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