What is the address of Pennock WWTP?

The address on the plant’s EPA facility record is 205 NW 2nd Street, Pennock, MN 56279, in Kandiyohi County. Its coordinates are 45.1476, -95.1636. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Pennock WWTP treat?

Pennock WWTP treats an average of 0.03 MGD and is permitted for a design flow of 0.09 MGD.

What treatment technology does Pennock WWTP use?

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

What is the NPDES permit for Pennock WWTP?

The facility discharges under NPDES permit MNG585104, currently effective, expiring November 2028.

Is Pennock WWTP in compliance?

Discharge monitoring reports show 12 violations at Pennock WWTP in the last three years, 10 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Pennock WWTP and how do I contact them?

Pennock WWTP is a publicly owned treatment works in Pennock, Minnesota. Klarifi lists 2 verified decision-maker contacts for this facility, available with a free trial.

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Pennock WWTP

205 NW 2nd Street, Pennock, MN 56279 · Kandiyohi County · Publicly Owned Treatment Works

Average flow: 0.03 MGD

Design flow: 0.09 MGD

NPDES permit: MNG585104; Effective

Permit expires: November 2028

Population served: 479; CWNS 2022

Pennock WWTP is a publicly owned wastewater treatment works in Pennock, Kandiyohi County, Minnesota treating an average of 0.03 million gallons per day against a permitted design capacity of 0.09 MGD, serving about 479 residents. It discharges under NPDES permit MNG585104 (effective), which expires in November 2028, with 12 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Pennock WWTP.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 12

Effluent violations: 10

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

Key contacts

2 verified contacts for Pennock WWTP, with validated emails and direct phone numbers.

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

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Nearby wastewater treatment plants in Minnesota

Kerkhoven WWTP

Kerkhoven · 8 mi away

0.08 MGD

Raymond

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Murdock WWTP

Murdock · 12 mi away

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Blomkest Svea Sewer Board WWTP

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Sunburg WWTP

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Community Of Roseland WWTP

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Degraff WWTP

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Green Lake Sswd

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Pennock 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 November 6, 2025.

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

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