What is the address of Portal City Of?

The address on the plant’s EPA facility record is 300 3rd Clark St, Portal, ND 58772, in Burke County. Its coordinates are 48.9905, -102.5544. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Portal City Of treat?

Portal City Of is permitted for a design flow of 0.001 MGD. Its average daily flow is not available in the current EPA data.

What treatment technology does Portal City Of use?

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

What is the NPDES permit for Portal City Of?

The facility discharges under NPDES permit NDG321318, currently effective, expiring September 2029.

Is Portal City Of in compliance?

Discharge monitoring reports show 9 violations at Portal City Of in the last three years. The full history is available in Klarifi.

Who operates Portal City Of and how do I contact them?

Portal City Of is a publicly owned treatment works in Portal, North Dakota. Klarifi lists 2 verified decision-maker contacts for this facility, available with a free trial.

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Portal City Of

300 3rd Clark St, Portal, ND 58772 · Burke County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.001 MGD

NPDES permit: NDG321318; Effective

Permit expires: September 2029

Population served: 145; CWNS 2022

Portal City Of is a publicly owned wastewater treatment plant in Portal, Burke County, North Dakota, serving about 145 residents. It discharges under NPDES permit NDG321318 (effective), which expires in September 2029, with 9 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Portal City Of.

Available with a free Klarifi account

See the full treatment train at Portal City Of: structures, unit processes and planned upgrades, with exact unit counts.

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Compliance snapshot (last 3 years)

Total violations: 9

Effluent violations: 0

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

Key contacts

2 verified contacts for Portal City Of, with validated emails and direct phone numbers.

Unlock 2 verified contacts

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

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Crosby City Of

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Stanley City Of

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Portal City Of: 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 April 5, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms

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