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Greater Peoria Sanitary And Sewage District

2322 Darst St, Peoria, IL 61607 · Peoria County · Publicly Owned Treatment Works

Average flow
19.75 MGD
Design flow
—
NPDES permit
ILL021288
Effective
Permit expires
December 2030
Population served
126,196
CWNS 2022

Greater Peoria Sanitary And Sewage District is a publicly owned wastewater treatment works in Peoria, Peoria County, Illinois treating an average of 19.75 million gallons per day, serving about 126,196 residents. It discharges under NPDES permit ILL021288 (effective), which expires in December 2030, with 12 recorded violations in the last three years. EPA has recorded 2 formal enforcement actions naming the plant, the latest in March 2025.

Treatment technology

3 treatment structures and unit processes identified at Greater Peoria Sanitary And Sewage District.

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See the full treatment train at Greater Peoria Sanitary And Sewage District: structures, unit processes and planned upgrades, with exact unit counts.
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Compliance snapshot (last 3 years)

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

Total violations
12
Effluent violations
12

EPA enforcement history

Federal civil enforcement cases, compliance inspections and informal actions recorded for Greater Peoria Sanitary And Sewage District in EPA's ICIS system.

Formal actions
2
1 since FY2020
Penalties assessed
$250,000
all cases
Compliance actions
$155M
required by EPA orders
EPA inspections
3
latest Aug 2021

Latest case

Mar 2025
The Greater Peoria Sanitary SD AOC

Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $20,188

EPA's description of the case:

“Please note that the AOC sets out measures to correct the alleged violations and bring the facility into compliance with the CWA and the facility?s NPDES permit.”

Source: EPA ECHO, civil enforcement case 05-2023-0331.
Full case history with a free Klarifi account
Every action against Greater Peoria Sanitary And Sewage District with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
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Key contacts

11 verified contacts for Greater Peoria Sanitary And Sewage District, with validated emails and direct phone numbers.

Unlock 11 verified contacts (8 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Greater Peoria Sanitary And Sewage District, plus the full compliance history and discharge data.
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Nearby wastewater treatment plants in Illinois

  • City Of East Peoria Wastwater Treatment Plant
    East Peoria · 1 mi away
    3.62 MGD
  • East Peoria #3 STP
    East Peoria · 6 mi away
    0.51 MGD
  • Morton STP 3
    Morton · 6 mi away
    0.77 MGD
  • Pekin STP #1
    Pekin · 7 mi away
    3.09 MGD
  • Washington STP #2
    Washington · 9 mi away
    1.94 MGD
  • Hanna City Stp, Village Of
    Hanna City · 9 mi away
    0.02 MGD
  • Morton STP 2
    Morton · 10 mi away
    2.77 MGD
  • Germantown Hills Stp, Village Of
    Metamora · 10 mi away
    0.11 MGD

Greater Peoria Sanitary And Sewage District: frequently asked questions

  1. What is the address of Greater Peoria Sanitary And Sewage District?

    The address on the plant’s EPA facility record is 2322 Darst St, Peoria, IL 61607, in Peoria County. Its coordinates are 40.6593, -89.6219. For some plants the record holds the utility’s mailing address rather than the plant gate.

  2. How much wastewater does Greater Peoria Sanitary And Sewage District treat?

    Greater Peoria Sanitary And Sewage District treats an average of 19.75 MGD.

  3. Has Greater Peoria Sanitary And Sewage District been subject to EPA enforcement action?

    EPA's enforcement records list 2 formal civil enforcement cases naming Greater Peoria Sanitary And Sewage District, 1 since fiscal year 2020. The latest case reached its current status in March 2025 (administrative order, final order no penalty). Penalties assessed across the cases total $250,000. The full case history, with milestones, violation types and EPA's case summaries, is shown in Klarifi with a free account.

  4. What treatment technology does Greater Peoria Sanitary And Sewage District use?

    Klarifi has identified 3 treatment structures and unit processes at the Peoria facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

  5. What is the NPDES permit for Greater Peoria Sanitary And Sewage District?

    The facility discharges under NPDES permit ILL021288, currently effective, expiring December 2030.

  6. Is Greater Peoria Sanitary And Sewage District in compliance?

    Discharge monitoring reports show 12 violations at Greater Peoria Sanitary And Sewage District in the last three years, 12 of them effluent limit exceedances. The full history is available in Klarifi.

  7. Who operates Greater Peoria Sanitary And Sewage District and how do I contact them?

    Greater Peoria Sanitary And Sewage District is a publicly owned treatment works in Peoria, Illinois. Klarifi lists 11 verified decision-maker contacts for this facility, available with a free trial.

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Public data refreshed Nov 2, 2026