What is the address of Oriska City Of?

The address on the plant’s EPA facility record is Hw 32 And 6th Ave, Oriska, ND 58063, in Barnes County. Its coordinates are 46.9264, -97.7852. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Oriska City Of treat?

Oriska 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 Oriska City Of use?

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

What is the NPDES permit for Oriska City Of?

The facility discharges under NPDES permit NDG323311, currently effective, expiring September 2029.

Is Oriska City Of in compliance?

Discharge monitoring reports show no violations at Oriska City Of in the last three years.

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

Oriska City Of is a publicly owned treatment works in Oriska, North Dakota. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

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Oriska City Of

Hw 32 And 6th Ave, Oriska, ND 58063 · Barnes County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.001 MGD

NPDES permit: NDG323311; Effective

Permit expires: September 2029

Population served: 136; CWNS 2022

Oriska City Of is a publicly owned wastewater treatment plant in Oriska, Barnes County, North Dakota, serving about 136 residents. It discharges under NPDES permit NDG323311 (effective), which expires in September 2029, with 0 recorded violations in the last three years.

Treatment technology

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

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 0

Effluent violations: 0

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

Key contacts

1 verified contact for Oriska City Of, with validated emails and direct phone numbers.

Unlock 1 verified contact

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

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Oriska 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 February 14, 2025.

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

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