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Sanitary sewer overflow (SSO) reported — San Diego City Metropolitan Wastewater Dept (Public Utilities), Oct 19, 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 908635, reported Oct 19, 2026, 12:16 PM 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: San Diego City Metropolitan Wastewater Dept (Public Utilities) (federal wastewater discharge permit, NPDES, 9SSO10658). Outlet: “NOT- 40201451465 [house number removed] 49TH ST.”. Location: 32.74800, -117.08900; location source: given in the source record, accurate to about 150 metres.

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

2. Waters named in the notice

The notice names: “CHOLLAS CREEK”. DirtyWaterWatch links this report to Chollas Creek, 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 19, 2026, 8:41 AM PDT

Ended

Oct 19, 2026, 12:14 PM PDT

Detail provided by the source

Times known to the minute

Reported to the source

Oct 19, 2026, 12:16 PM PDT

Published

not given

Source last updated

Oct 30, 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

4,260 gallons (estimated)

Volume as reported

“4,260 gallons spilled (estimated total leaving the sewer system); 0 gallons reached surface water; 1,500 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 Chollas Creek: Discharge reported ongoing, Oct 19, 2026, 8:41 AM PDT to Oct 19, 2026, 12:14 PM PDT
• Caution Chollas Creek: Within the caution period after the reported end, Oct 19, 2026, 12:14 PM PDT to Oct 22, 2026, 12:14 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

908635

Original notice

Read the original notice

Earlier version

None: this is the first record

Later versions

None

{
  "region": "9",
  "wdid": "9SSO10658",
  "enrollee_status": "Active",
  "system_name": "San Diego City CS (Wastewater Collection System)",
  "agency_name": "San Diego City Metropolitan Wastewater Dept (Public Utilities)",
  "spill_event_id": "908635",
  "version": "1.3",
  "spill_status": "Certified",
  "draft_submitted_on": "19-OCT-26",
  "first_certified_on": "30-OCT-26",
  "final_certified_on": "30-OCT-26",
  "spill_type": "Category 1 Spill",
  "location_name": "NOT- 40201451465 [house number removed] 49TH ST.",
  "enrollee_notified_at": "10/19/2026 08:42",
  "crew_arrival_at": "10/19/2026 09:30",
  "start_at": "10/19/2026 08:41",
  "caloes_notified_at": "10/19/2026 12:16",
  "caloes_control_number": "26-5420",
  "technical_report_on": null,
  "lat": "32.74804",
  "lon": "-117.089",
  "appearance_points": "Lateral Clean Out (Private)",
  "volume_total_gal": "4260",
  "reached_drainage_system": "Y",
  "volume_recovered_from_drainage_gal": "1500",
  "volume_left_in_drainage_gal": "630",
  "volume_to_surface_water_gal": "0",
  "volume_recovered_gal": "1500",
  "destinations": "Drainage Conveyance System that discharges to surface water; Unpaved Surface",
  "destination_points_given": "Y",
  "end_at": "10/19/2026 12:14",
  "causes": "Root Intrusion",
  "failure_location": "Gravity Mainline",
  "storm_event": "N",
  "response_completed_at": "10/19/2026 16:03",
  "receiving_water": "CHOLLAS 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": 32.748,
      "lon": -117.089
    },
    {
      "lat": 32.748,
      "lon": -117.089
    },
    {
      "lat": 32.737,
      "lon": -117.091
    }
  ]
}