What is the address of Petersburg STP?

The address on the plant’s EPA facility record is Route 305 South, Juniata Valley Pike, Petersburg, PA 16669, in Huntingdon County. Its coordinates are 40.5683, -78.0500. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Petersburg STP treat?

Petersburg STP treats an average of 0.02 MGD and is permitted for a design flow of 0.1 MGD.

What treatment technology does Petersburg STP use?

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

What is the NPDES permit for Petersburg STP?

The facility discharges under NPDES permit PA0111350, currently effective, expiring March 2030.

Is Petersburg STP in compliance?

Discharge monitoring reports show 3 violations at Petersburg STP in the last three years, 3 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Petersburg STP and how do I contact them?

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

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Petersburg STP

Route 305 South, Juniata Valley Pike, Petersburg, PA 16669 · Huntingdon County · Publicly Owned Treatment Works

Average flow: 0.02 MGD

Design flow: 0.1 MGD

NPDES permit: PA0111350; Effective

Permit expires: March 2030

Population served: —; CWNS 2022

Petersburg STP is a publicly owned wastewater treatment works in Petersburg, Huntingdon County, Pennsylvania treating an average of 0.02 million gallons per day against a permitted design capacity of 0.1 MGD. It discharges under NPDES permit PA0111350 (effective), which expires in March 2030, with 3 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Petersburg STP.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 3

Effluent violations: 3

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

Key contacts

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

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

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Nearby wastewater treatment plants in Pennsylvania

Alexandria Porter STP

Alexandria · 3 mi away

0.09 MGD

Huntingdon STP

Huntingdon · 7 mi away

2.09 MGD

Williamsburg Munic Auth-Cl2 Bldg

Williamsburg · 11 mi away

0.13 MGD

Mill Creek STP

Mill Creek · 11 mi away

0.12 MGD

Mapleton Area STP

Mapleton Depot · 13 mi away

0.08 MGD

Marklesburg STP

James Creek · 14 mi away

0.0063 MGD

Mount Union Borough

Mount Union · 15 mi away

0.51 MGD

Logan Twp STP

Altoona · 16 mi away

0.69 MGD

Petersburg 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 November 28, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms

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