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Treatment bypass reported — MORRIS - MAIN STP, Aug 11, 2026

Ended (as reported) · EPA ECHO Sewer Overflow and Bypass Event report (reported to regulators)

Source: EPA ECHO Sewer Overflow and Bypass Event report (reported to regulators), record IL0021113:7:1, reported Aug 13, 2026, 12:00 AM CDT, retrieved 2026-11-06 08:38 UTC · Read the original notice

Current status from this report

This report does not set a map status as of Nov 6, 2026, 3:03 AM CST. Check its dates and the status rules.

A report is not a test of the water. See how we assign statuses.

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1. Reported wastewater outlet

Operator named in the record: MORRIS - MAIN STP (federal wastewater discharge permit, NPDES, IL0021113). Outlet: not stated. Location: 41.35500, -88.43167; location source: given in the source record.

Outfall: a pipe or outlet where wastewater enters a water body.

2. Waters named in the notice

The notice names: “Nettel creek”. DirtyWaterWatch links this report to Nettle Creek, IL. Match basis: the report's location, matched to the nearest tracked water.

3. Estimated downstream stretch

No downstream estimate is available for this report.

Map sources: water outlines and launches from OpenBoatLaunch and OpenStreetMap contributors (Open Database License); wastewater outlets from EPA and state records; downstream estimates by DirtyWaterWatch using U.S. Geological Survey maps and flow data. Base map: OpenFreeMap and OpenMapTiles.

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When it happened and when it was reported

Event and notice times use Eastern Time (EST or EDT). Retrieval times use Coordinated Universal Time (UTC).

Started
Ended
Detail provided by the source
Times known to the minute
Reported to the source
Published
Source last updated
Last retrieved by DirtyWaterWatch

What and how much

Type
Treatment bypass: wastewater skips one or more treatment steps.
Status in the record
Ended (as reported)
Material
“wastewater diverted around part of the treatment process”
Volume
2 gallons (measured or verified)
Volume as reported
“2 gallons (Automated Remote Monitoring)”

Advice from EPA ECHO Sewer Overflow and Bypass Event report (reported to regulators)

This report includes no advice. Check current local health notices.

Advice period
This report does not state a period. See the rule DirtyWaterWatch applies and its source.
Basis
not stated

Status history from this report

Source: DirtyWaterWatch calculations using this report and the published status rules. Updated 2026-11-06 09:03 UTC.

Source and versions

Source
Public source
Source record number
IL0021113:7:1
Original notice
Read the original notice
Earlier version
None: this is the first record
Later versions
None

Record details

Record details
Record identifierecho-sewer-overflow:IL0021113:7:1
Source identifierecho-sewer-overflow
Source record numberIL0021113:7:1
Earlier versionNot provided
TypeTreatment bypass
Status in the reportEnded (as reported)
Sewer operator identifieril-morris-main-stp
Sewer operatorMORRIS - MAIN STP
Federal wastewater discharge permit (NPDES)IL0021113
Outlet numberNot provided
Outlet nameNot provided
Water named in the reportNettel creek
Linked watersnettle-creek-il
How this report was linked to the waterthe report's location, matched to the nearest tracked water
Latitude41.355
Longitude-88.432
Location sourcegiven in the source record
Location accuracy, in metresNot provided
StartedAug 11, 2026, 10:45 PM CDT (2026-08-11T22:45:00-05:00)
EndedAug 12, 2026, 6:30 PM CDT (2026-08-12T18:30:00-05:00)
Detail provided by the sourceto the minute
Reported to the sourceAug 13, 2026, 12:00 AM CDT (2026-08-13)
PublishedNov 4, 2026, 12:00 AM CST (2026-11-04)
Source last updatedNov 4, 2026, 6:21 AM CST (2026-11-04T12:21:15Z)
Last retrieved by DirtyWaterWatchNov 6, 2026, 2:38 AM CST (2026-11-06T08:38:59Z)
Materialwastewater diverted around part of the treatment process
Volume, in gallons2
Volume as reported2 gallons (Automated Remote Monitoring)
How volume was determinedmeasured or verified
AuthorityEPA ECHO Sewer Overflow and Bypass Event report (reported to regulators)
AdviceNot provided
Advice period, in hoursNot provided
Basis of the advice periodNot provided
Original noticehttps://echo.epa.gov/detailed-facility-report?fid=IL0021113&sys=ICP

Original source data

{
  "permit_identifier": "IL0021113",
  "program_report_form_set_id": "7",
  "program_report_form_id": "1",
  "sewer_overflow_bypass_event_key": "27070",
  "sewer_overflow_bypass_event_id_ext": "1",
  "sewer_overflow_bypass_description_text": "002",
  "sewer_overflow_bypass_reporting_requirement_code": "1",
  "sewer_overflow_reporting_requirement_desc": "5-day reporting for noncompliance that may endanger health or the environment",
  "wet_weather_occurance_indicator": "Y",
  "latitude_measure": "41.355000",
  "longitude_measure": "-88.431667",
  "sewer_overflow_bypass_duration_hours": "19.75",
  "sewer_overflow_bypass_start_datetime": "2026-08-11 22:45:00",
  "sewer_overflow_bypass_end_datetime": "2026-08-12 18:30:00",
  "discharge_quantification_method_code": "ARM",
  "discharge_quantification_method_desc": "Automated Remote Monitoring",
  "sewer_overflow_bypass_discharge_volume_gallons": "1.90",
  "payload_id": "316418833",
  "event_transaction_type": "N",
  "program_report_received_date": "2026-08-13",
  "program_report_start_date": "2026-08-11",
  "program_report_end_date": "2026-08-12",
  "electronic_submission_type_code": "ES1",
  "electr_submission_type_desc": "EPA electronic reporting system",
  "program_report_npdes_data_group_number_code": "G9A",
  "transaction_type": "N",
  "types": [
    "Bypass Event"
  ],
  "receiving_waters": [
    "Nettel creek"
  ],
  "impacts": [
    {
      "code": "NOI",
      "desc": "No observable impacts",
      "other": null
    }
  ],
  "causes": [
    {
      "code": "OTE",
      "desc": "Other Cause at Treatment Plant - Electrical Failure",
      "other": "tree fell on power wires"
    }
  ],
  "corrective_actions": [
    {
      "code": "OTH",
      "desc": "Other",
      "other": "remove or cut down trees"
    }
  ],
  "treatment": [
    {
      "code": null,
      "desc": null,
      "bypassed_equipment": "Secondary treatment equipment"
    }
  ],
  "collection_system_name": null,
  "percent_collection_system_css": null,
  "reached_water_rule": "receiving water named",
  "timezone_note": "ECHO gives event times without a timezone; read as America/Chicago, the permit's state's zone (a fall-back hour that happens twice is read as the first)",
  "report_version": "1"
}

Staff names, email addresses and phone numbers are removed from source data before it is stored.