What is the address of South Range Wwsl?

The address on the plant’s EPA facility record is Obenhoff Road, South Range, MI 49963, in Houghton County. Its coordinates are 47.1079, -88.6432. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does South Range Wwsl treat?

South Range Wwsl treats an average of 1 MGD.

What treatment technology does South Range Wwsl use?

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

What is the NPDES permit for South Range Wwsl?

The facility discharges under NPDES permit MIG580311, currently administratively continued, expiring April 2024.

Is South Range Wwsl in compliance?

Discharge monitoring reports show 210 violations at South Range Wwsl in the last three years. The full history is available in Klarifi.

Who operates South Range Wwsl and how do I contact them?

South Range Wwsl is a publicly owned treatment works in South Range, Michigan. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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South Range Wwsl

Obenhoff Road, South Range, MI 49963 · Houghton County · Publicly Owned Treatment Works

Average flow: 1 MGD

Design flow: —

NPDES permit: MIG580311; Administratively continued

Permit expires: April 2024

Population served: —; CWNS 2022

South Range Wwsl is a publicly owned wastewater treatment plant in South Range, Houghton County, Michigan treating an average of 1 million gallons per day. It discharges under NPDES permit MIG580311 (administratively continued), which expires in April 2024, with 210 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at South Range Wwsl.

Available with a free Klarifi account

See the full treatment train at South Range Wwsl: structures, unit processes and planned upgrades, with exact unit counts.

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Compliance snapshot (last 3 years)

Total violations: 210

Effluent violations: 0

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

Key contacts

Decision-makers at South Range Wwsl.

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Nearby wastewater treatment plants in Michigan

Adams Twp Wwsl

Atlantic Mine · 1 mi away

1.26 MGD

Adams Twp/painesdale Wwsl

Painesdale · 5 mi away

1.98 MGD

Portage Lake Authority WWTP

Houghton · 6 mi away

2.04 MGD

Chassell Twp Wwsl

Chassell · 9 mi away

—

Baraga Wwsl

Baraga · 25 mi away

2.91 MGD

Keweenaw Co-Mt H Greeley Wwsl

Mohawk · 29 mi away

—

Greenland Twp Wwsl

Mass City · 32 mi away

1.7 MGD

Rockland Twp Wwsl

Rockland · 37 mi away

0.75 MGD

South Range Wwsl: 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 March 19, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms

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