Klarifi Logo
Try for freeLog in
Klarifi Logo

Waste Water Treatment Plant

725 Poland Avenue, Youngstown, OH 44502 · Mahoning County · Publicly Owned Treatment Works

Average flow
33.2 MGD
Design flow
35 MGD
NPDES permit
OH0028223
Effective
Permit expires
October 2028
Population served
125,268
CWNS 2022

Waste Water Treatment Plant is a publicly owned wastewater treatment works in Youngstown, Mahoning County, Ohio treating an average of 33.2 million gallons per day against a permitted design capacity of 35 MGD, serving about 125,268 residents. It discharges under NPDES permit OH0028223 (effective), which expires in October 2028, with 231 recorded violations in the last three years. EPA has recorded 2 formal enforcement actions naming the plant, the latest in September 2023.

Treatment technology

2 treatment structures and unit processes identified at Waste Water Treatment Plant.

Available with a free Klarifi account

See the full treatment train at Waste Water Treatment Plant: structures, unit processes and planned upgrades, with exact unit counts.

Create a free account

Compliance snapshot (last 3 years)

Total violations
231
Effluent violations
3

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

EPA enforcement history

Federal civil enforcement cases, compliance inspections and informal actions recorded for Waste Water Treatment Plant in EPA's ICIS system.

Formal actions
2
0 since FY2020
Penalties assessed
$90,000
all cases
Compliance actions
$112M
required by EPA orders
EPA inspections
0
none on record

Latest case · Sep 2023

YOUNGSTOWN OHIO, CITY OF

Judicial case · CWA, NPDES Permit Violations · Final Order With Penalty · Penalty $60,000 · Compliance actions $112M

Source: EPA ECHO, civil enforcement case 05-1997-0352.

Full case history with a free Klarifi account

Every action against Waste Water Treatment Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.

Create a free account

Key contacts

2 verified contacts for Waste Water Treatment Plant, with validated emails and direct phone numbers.

Unlock 2 verified contacts

Names, validated emails and direct phone numbers for decision-makers at Waste Water Treatment Plant, plus the full compliance history and discharge data.

Try Klarifi free

Nearby wastewater treatment plants in Ohio

Campbell WWTP

Campbell · 3 mi away

1.58 MGD

Girard WWTP

Girard · 5 mi away

3.06 MGD

Struthers WWTP

Struthers · 5 mi away

4.63 MGD

Fox Den WWTP

Warren · 6 mi away

0.0092 MGD

Boardman WWTP

Youngstown · 6 mi away

3.95 MGD

Lowellville WWTP

Lowellville · 7 mi away

0.54 MGD

Hubbard WPCF

Hubbard · 7 mi away

1.63 MGD

Niles WWTP

Niles · 8 mi away

5.01 MGD

Waste Water Treatment Plant: 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 6, 2025.

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


Try Klarifi for free

Create your own trial account and explore how Klarifi can help you.

Try for free