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Sanitary sewer overflow (SSO) reported — Sacramento Area Sewer District (merged), Aug 31, 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 907969, reported Sep 2, 2026, 12:00 AM PDT, retrieved 2026-11-05 15:08 UTC · Read the original notice

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1. Reported wastewater outlet

Operator named in the record: Sacramento Area Sewer District (merged) (federal wastewater discharge permit, NPDES, 5SSO10912). Outlet: “387356”. Location: 38.59660, -121.30910; 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: “Cordova Creek”. Not linked to a mapped water.

3. Estimated downstream stretch

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

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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

Aug 31, 2026, 10:00 AM PDT

Ended

Aug 31, 2026, 1:15 PM PDT

Detail provided by the source

Times known to the minute

Reported to the source

Sep 2, 2026, 12:00 AM PDT

Published

not given

Source last updated

Sep 14, 2026, 12:00 AM PDT

Last retrieved by DirtyWaterWatch

2026-11-05 15:08 UTC

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

468 gallons (estimated)

Volume as reported

“468 gallons spilled (estimated total leaving the sewer system); 71 gallons reached surface water; 396 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

907969

Original notice

Read the original notice

Earlier version

None: this is the first record

Later versions

None

{
  "region": "5S",
  "wdid": "5SSO10912",
  "enrollee_status": "Active",
  "system_name": "Sacramento Area Sewer District CS",
  "agency_name": "Sacramento Area Sewer District (merged)",
  "spill_event_id": "907969",
  "version": "1.2",
  "spill_status": "Certified",
  "draft_submitted_on": "02-SEP-26",
  "first_certified_on": "14-SEP-26",
  "final_certified_on": "14-SEP-26",
  "spill_type": "Category 1 Spill",
  "location_name": "387356",
  "enrollee_notified_at": "08/31/2026 11:27",
  "crew_arrival_at": "08/31/2026 11:55",
  "start_at": "08/31/2026 10:00",
  "caloes_notified_at": null,
  "caloes_control_number": null,
  "technical_report_on": null,
  "lat": "38.5966",
  "lon": "-121.3091",
  "appearance_points": "Lateral Clean Out (Public)",
  "volume_total_gal": "468",
  "reached_drainage_system": "Y",
  "volume_recovered_from_drainage_gal": "388",
  "volume_left_in_drainage_gal": "0",
  "volume_to_surface_water_gal": "71",
  "volume_recovered_gal": "396",
  "destinations": "Drainage Conveyance System that discharges to surface water; Paved Surface; Street/Curb and Gutter (2 3); Surface Water",
  "destination_points_given": "Y",
  "end_at": "08/31/2026 13:15",
  "causes": "Fats, Oil and Grease (FOG)",
  "failure_location": "Gravity Mainline",
  "storm_event": "N",
  "response_completed_at": "08/31/2026 16:00",
  "receiving_water": "Cordova Creek",
  "receiving_water_type": "Stream/Creek",
  "public_access_impact": "Other (specify below)",
  "closing_entity": "N/A",
  "days_closed_or_restricted": "0",
  "within_1000_ft_of_intake": "N",
  "samples_collected": "N",
  "spill_category": "1",
  "reached_water": true,
  "destination_points": [
    {
      "lat": 38.597,
      "lon": -121.309
    },
    {
      "lat": 38.597,
      "lon": -121.309
    },
    {
      "lat": 38.594,
      "lon": -121.308
    }
  ]
}