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Sanitary sewer overflow (SSO) reported — Sacramento Area Sewer District (merged), Oct 26, 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 908762, reported Oct 27, 2026, 1:43 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: “391435”. Location: 38.59160, -121.37650; 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: “Unnamed Tributary to Strong Ranch Slough”. DirtyWaterWatch links this report to Strong Ranch Slough, CA. Match basis: the water named in the report.

3. Estimated downstream stretch

No downstream estimate is available for this report.

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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

Oct 26, 2026, 2:00 PM PDT

Ended

Oct 26, 2026, 9:45 PM PDT

Detail provided by the source

Times known to the minute

Reported to the source

Oct 27, 2026, 1:43 AM PDT

Published

not given

Source last updated

Oct 28, 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

3,899 gallons (estimated)

Volume as reported

“3,899 gallons spilled (estimated total leaving the sewer system); 3,723 gallons reached surface water; 3,889 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

Status history from this report

• Discharge or advisory reported Strong Ranch Slough: Discharge reported ongoing, Oct 26, 2026, 2:00 PM PDT to Oct 26, 2026, 9:45 PM PDT
• Caution Strong Ranch Slough: Within the caution period after the reported end, Oct 26, 2026, 9:45 PM PDT to Oct 29, 2026, 9:45 PM PDT

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

Source and versions

Source

State Water Board CIWQS Sanitary Sewer System spill data: Cat1-2-3-Spills.txt (nightly flat file)

Source record number

908762

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": "908762",
  "version": "1.1",
  "spill_status": "Draft Submitted",
  "draft_submitted_on": "28-OCT-26",
  "first_certified_on": null,
  "final_certified_on": null,
  "spill_type": "Category 1 Spill",
  "location_name": "391435",
  "enrollee_notified_at": "10/26/2026 20:33",
  "crew_arrival_at": "10/26/2026 21:01",
  "start_at": "10/26/2026 14:00",
  "caloes_notified_at": "10/27/2026 01:43",
  "caloes_control_number": "26-5558",
  "technical_report_on": null,
  "lat": "38.5916",
  "lon": "-121.3765",
  "appearance_points": "Inside Building or Structure; Lateral Clean Out (Private); Lateral Clean Out (Public); Other (specify below)",
  "volume_total_gal": "3899",
  "reached_drainage_system": "Y",
  "volume_recovered_from_drainage_gal": "0",
  "volume_left_in_drainage_gal": "0",
  "volume_to_surface_water_gal": "3723",
  "volume_recovered_gal": "3889",
  "destinations": "Drainage Conveyance System that discharges to surface water; Paved Surface; Street/Curb and Gutter (2 3); Surface Water; Unpaved Surface",
  "destination_points_given": "Y",
  "end_at": "10/26/2026 21:45",
  "causes": "Debris-General",
  "failure_location": "Gravity Mainline",
  "storm_event": "N",
  "response_completed_at": "10/27/2026 07:50",
  "receiving_water": "Unnamed Tributary to Strong Ranch Slough",
  "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": 38.592,
      "lon": -121.376
    },
    {
      "lat": 38.592,
      "lon": -121.377
    },
    {
      "lat": 38.592,
      "lon": -121.376
    },
    {
      "lat": 38.596,
      "lon": -121.376
    }
  ]
}