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Sanitary sewer overflow (SSO) reported — Los Angeles Cnty Sanitation Districts, Sep 24, 2026

Ended (as reported) · California State Water Resources Control Board (CIWQS Sanitary Sewer System Database)

Source: California State Water Resources Control Board (CIWQS Sanitary Sewer System Database) via State Water Board CIWQS Sanitary Sewer System spill data: Cat1-2-3-Spills.txt (nightly flat file), record 908513, reported Oct 8, 2026, 12:00 AM PDT, retrieved 2026-11-05 15:08 UTC · Read the original notice

Current status from this report

This report does not set a map status as of Nov 6, 2026, 1:03 AM PST. 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: Los Angeles Cnty Sanitation Districts (federal wastewater discharge permit, NPDES, 6SSO11393). Outlet: “Trunk A Sewer, MH 14 0080 (District 14)”. Location: 34.69676, -118.11253; 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 no water. No receiving water: the report says the discharge did not reach a water. The report is kept here but is not placed on a water and colours none on the map.

3. Estimated downstream stretch

We estimate routes only on rivers before they become tidal. We do not estimate routes through tidal water or lakes.

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
not given
Source last updated
Last retrieved by DirtyWaterWatch

What and how much

Type
Sanitary sewer overflow (SSO): sewage spills from a sewer meant to carry sewage separately from rainwater.
Status in the record
Ended (as reported)
Material
“untreated sewage”
Volume
80 gallons (estimated)
Volume as reported
“80 gallons spilled (estimated total leaving the sewer system); 80 gallons recovered”

Advice from California State Water Resources Control Board (CIWQS Sanitary Sewer System Database)

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

Source and versions

Source
State Water Board CIWQS Sanitary Sewer System spill data: Cat1-2-3-Spills.txt (nightly flat file)
Source record number
908513
Original notice
Read the original notice
Earlier version
None: this is the first record
Later versions
None

Record details

Record details
Record identifierca-swrcb-ciwqs-spills-flatfile:908513
Source identifierca-swrcb-ciwqs-spills-flatfile
Source record number908513
Earlier versionNot provided
TypeSanitary sewer overflow (SSO)
Status in the reportEnded (as reported)
Sewer operator identifierca-lacsd
Sewer operatorLos Angeles Cnty Sanitation Districts
Federal wastewater discharge permit (NPDES)6SSO11393
Outlet numberNot provided
Outlet nameTrunk A Sewer, MH 14 0080 (District 14)
Water named in the reportNot provided
Linked watersNot provided
How this report was linked to the waternot linked to a mapped water
Latitude34.697
Longitude-118.113
Location sourcegiven in the source record
Location accuracy, in metresNot provided
StartedSep 24, 2026, 10:40 PM PDT (2026-09-24T22:40:00-07:00)
EndedSep 24, 2026, 10:45 PM PDT (2026-09-24T22:45:00-07:00)
Detail provided by the sourceto the minute
Reported to the sourceOct 8, 2026, 12:00 AM PDT (2026-10-08)
PublishedNot provided
Source last updatedOct 8, 2026, 12:00 AM PDT (2026-10-08)
Last retrieved by DirtyWaterWatchNov 5, 2026, 7:08 AM PST (2026-11-05T15:08:28Z)
Materialuntreated sewage
Volume, in gallons80
Volume as reported80 gallons spilled (estimated total leaving the sewer system); 80 gallons recovered
How volume was determinedestimated
AuthorityCalifornia State Water Resources Control Board (CIWQS Sanitary Sewer System Database)
AdviceNot provided
Advice period, in hoursNot provided
Basis of the advice periodNot provided
Original noticehttps://www.waterboards.ca.gov/water_issues/programs/sso/docs/data_files/Cat1-2-3-Spills.txt

Original source data

{
  "region": "6B",
  "wdid": "6SSO11393",
  "enrollee_status": "Active",
  "system_name": "County Sanitation District No. 14 CS",
  "agency_name": "Los Angeles Cnty Sanitation Districts",
  "spill_event_id": "908513",
  "version": "1.1",
  "spill_status": "Certified",
  "draft_submitted_on": null,
  "first_certified_on": "08-OCT-26",
  "final_certified_on": "08-OCT-26",
  "spill_type": "Monthly Category 3 Spill",
  "location_name": "Trunk A Sewer, MH 14 0080 (District 14)",
  "enrollee_notified_at": "09/24/2026 23:22",
  "crew_arrival_at": "09/24/2026 22:40",
  "start_at": "09/24/2026 22:40",
  "caloes_notified_at": null,
  "caloes_control_number": null,
  "technical_report_on": null,
  "lat": "34.6967596",
  "lon": "-118.1125307",
  "appearance_points": "Manhole",
  "volume_total_gal": "80",
  "reached_drainage_system": "N",
  "volume_recovered_from_drainage_gal": null,
  "volume_left_in_drainage_gal": null,
  "volume_to_surface_water_gal": null,
  "volume_recovered_gal": "80",
  "destinations": "Paved Surface; Street/Curb and Gutter (2 3)",
  "destination_points_given": "Y",
  "end_at": "09/24/2026 22:45",
  "causes": "Construction Diversion Failure",
  "failure_location": "Manhole",
  "storm_event": "N",
  "response_completed_at": "09/25/2026 05:00",
  "receiving_water": null,
  "receiving_water_type": null,
  "public_access_impact": null,
  "closing_entity": null,
  "days_closed_or_restricted": null,
  "within_1000_ft_of_intake": null,
  "samples_collected": null,
  "spill_category": "3",
  "reached_water": false,
  "destination_points": [
    {
      "lat": 34.697,
      "lon": -118.113
    }
  ]
}

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