Sanitary sewer overflow (SSO) reported — District of Columbia Water and Sewer Authority (DC Water), Jun 25, 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) via ECHO NPDES Sewer Overflow and Bypass Event Dataset, record DC0021199:115:1, reported Jul 2, 2026, 12:00 AM EDT, retrieved 2026-11-03 02:28 UTC · Read the original notice

Current status from this report

This report does not set a map status as of Nov 2, 2026, 9:43 PM EST. 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: District of Columbia Water and Sewer Authority (DC Water) (federal wastewater discharge permit, NPDES, DC0021199). Outlet: not stated. Location: 38.94870, -77.07550; 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: “Broad Branch”. DirtyWaterWatch links this report to Broad Branch, DC. Match basis: the water named in the report.

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: Jun 25, 2026, 2:45 AM EDT
Ended: Jun 30, 2026, 1:13 AM EDT
Detail provided by the source: Times known to the minute
Reported to the source: Jul 2, 2026, 12:00 AM EDT
Published: Nov 2, 2026, 12:00 AM EST
Source last updated: Nov 2, 2026, 7:15 AM EST
Last retrieved by DirtyWaterWatch: 2026-11-03 02:28 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: 1,000 gallons (estimated)
Volume as reported: “1,000 gallons (Best Professional Judgement)”

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

Source and versions

Source: ECHO NPDES Sewer Overflow and Bypass Event Dataset
Source record number: DC0021199:115:1
Original notice: Read the original notice
Earlier version: None: this is the first record
Later versions: None

Record details

Record details
Record identifier	echo-sewer-overflow:DC0021199:115:1
Source identifier	echo-sewer-overflow
Source record number	DC0021199:115:1
Earlier version	Not provided
Type	Sanitary sewer overflow (SSO)
Status in the report	Ended (as reported)
Sewer operator identifier	dc-dc0021199
Sewer operator	District of Columbia Water and Sewer Authority (DC Water)
Federal wastewater discharge permit (NPDES)	DC0021199
Outlet number	Not provided
Outlet name	Not provided
Water named in the report	Broad Branch
Linked waters	broad-branch-dc
How this report was linked to the water	the water named in the report
Latitude	38.949
Longitude	-77.076
Location source	given in the source record
Location accuracy, in metres	Not provided
Started	Jun 25, 2026, 2:45 AM EDT (2026-06-25T02:45:00)
Ended	Jun 30, 2026, 1:13 AM EDT (2026-06-30T01:13:00)
Detail provided by the source	to the minute
Reported to the source	Jul 2, 2026, 12:00 AM EDT (2026-07-02)
Published	Nov 2, 2026, 12:00 AM EST (2026-11-02)
Source last updated	Nov 2, 2026, 7:15 AM EST (2026-11-02T12:15:51Z)
Last retrieved by DirtyWaterWatch	Nov 2, 2026, 9:28 PM EST (2026-11-03T02:28:52Z)
Material	untreated sewage
Volume, in gallons	1,000
Volume as reported	1,000 gallons (Best Professional Judgement)
How volume was determined	estimated
Authority	EPA ECHO Sewer Overflow and Bypass Event report (reported to regulators)
Advice	Not provided
Advice period, in hours	Not provided
Basis of the advice period	Not provided
Original notice	https://echo.epa.gov/detailed-facility-report?fid=DC0021199&sys=ICP

Original source data

{
  "sewer_overflow_bypass_event_key": "23704",
  "permit_identifier": "DC0021199",
  "program_report_form_set_id": "115",
  "program_report_form_id": "2",
  "sewer_overflow_bypass_event_id_ext": "1",
  "program_report_received_date": "2026-07-02",
  "program_report_start_date": "2026-06-24",
  "program_report_end_date": "2026-06-24",
  "electronic_submission_type_code": "ES1",
  "electr_submission_type_desc": "EPA electronic reporting system",
  "program_report_npdes_data_group_number_code": "G9A",
  "program_report_npdes_data_group_desc": "Sewer Overflow/Bypass Event Report ",
  "payload_id": "313159206",
  "transaction_type": "N",
  "sewer_overflow_bypass_description_text": "SSO AT 38th & Fessenden Streets, N.W",
  "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": "N",
  "sewer_overflow_structure_type_code": "BRO",
  "sewer_overflow_structure_type_desc": "Broken Pipe",
  "collection_system_identifier": "001",
  "latitude_measure": "38.948700",
  "longitude_measure": "-77.075500",
  "sewer_overflow_bypass_duration_hours": "118.47",
  "sewer_overflow_bypass_start_datetime": "2026-06-25 02:45:00",
  "sewer_overflow_bypass_end_datetime": "2026-06-30 01:13:00",
  "discharge_quantification_method_code": "BPJ",
  "discharge_quantification_method_desc": "Best Professional Judgement",
  "sewer_overflow_bypass_discharge_volume_gallons": "1000.00",
  "event_transaction_type": "N",
  "collection_system_owner_type_code": "CTG",
  "collection_system_owner_type_desc": "Municipality",
  "collection_system_population": "689545",
  "types": [
    "Sanitary Sewer Overflow Event"
  ],
  "receiving_waters": [
    "Broad Branch"
  ],
  "impacts": [
    {
      "code": "ODO",
      "desc": "Odors",
      "other": null
    },
    {
      "code": "SLS",
      "desc": "Sewage on Land Surface with Potential Human Exposure (caused by problem in sewer collection system, not private lateral)",
      "other": null
    },
    {
      "code": "OTH",
      "desc": "Other",
      "other": "UNKNOWN"
    }
  ],
  "causes": [
    {
      "code": "BPA",
      "desc": "Broken Pipe - Aging Infrastructure",
      "other": null
    }
  ],
  "corrective_actions": [
    {
      "code": "FBP",
      "desc": "Fix Broken Pipe",
      "other": null
    }
  ],
  "treatment": [],
  "collection_system_name": "D.C. WASA Sanitary Sewer System",
  "percent_collection_system_css": "56",
  "reached_water_rule": "receiving water named",
  "timezone_note": "ECHO gives event times without a timezone; recorded as given (presumably local time)",
  "report_version": "2"
}

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