What is the address of Marshall WWTP?

The address on the plant’s EPA facility record is Blannahassett Island Road, Marshall, NC 28753, in Madison County. Its coordinates are 35.7970, -82.6886. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does Marshall WWTP treat?

Marshall WWTP is permitted for a design flow of 0.4 MGD. Its average daily flow is not available in the current EPA data.

What treatment technology does Marshall WWTP use?

Klarifi has identified 2 treatment structures and unit processes at the Marshall facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

What is the NPDES permit for Marshall WWTP?

The facility discharges under NPDES permit NC0021733, currently administratively continued, expiring September 2026.

Is Marshall WWTP in compliance?

Discharge monitoring reports show 2 violations at Marshall WWTP in the last three years, 2 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Marshall WWTP and how do I contact them?

Marshall WWTP is a publicly owned treatment works in Marshall, North Carolina. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Marshall WWTP

Blannahassett Island Road, Marshall, NC 28753 · Madison County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.4 MGD

NPDES permit: NC0021733; Administratively continued

Permit expires: September 2026

Population served: 680; CWNS 2022

Marshall WWTP is a publicly owned wastewater treatment works in Marshall, Madison County, North Carolina, serving about 680 residents. It discharges under NPDES permit NC0021733 (administratively continued), which expires in September 2026, with 2 recorded violations in the last three years.

Treatment technology

2 treatment structures and unit processes identified at Marshall WWTP.

Available with a free Klarifi account

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

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Compliance snapshot (last 3 years)

Total violations: 2

Effluent violations: 2

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

Key contacts

Decision-makers at Marshall WWTP.

No verified contacts on file yet

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Nearby wastewater treatment plants in North Carolina

Cherokee WWTP

Cherokee · 44 mi away

1.41 MGD

Newland WWTP

Newland · 47 mi away

—

Columbus WWTP

Columbus · 48 mi away

—

Town Of Spindale, Wastewater Treatment Plant

Spindale · 53 mi away

—

Twsa Plant #3

Cashiers · 53 mi away

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Riverstone Industrial Park WWTP

Forest City · 63 mi away

—

Cliffside Sanitary District WWTP

Cliffside · 65 mi away

—

Jacob Cornsilk Complex

Robbinsville · 75 mi away

0.00021 MGD

Marshall 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 May 20, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms

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