Washington / Reports /

Sanitary sewer overflow (SSO) reported — Pullman WWTP, Sep 21, 2026

Ended (as reported) · Washington State Department of Ecology (sewage spill list, RCW 90.48.636)

Source: Washington State Department of Ecology (sewage spill list, RCW 90.48.636) via Washington Ecology Sewage Spills list (RCW 90.48.636 public website), record 9cd83f02-798e-4bd5-8e8f-7377be505d96, the source gives no report time, retrieved 2026-11-06 06:01 UTC · Read the original notice

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1. Reported wastewater outlet

Operator named in the record: Pullman WWTP (federal wastewater discharge permit, NPDES, WA0044652). Outlet: “100 block of SE Crestview”. Location: not given in the report or in the outlet records.

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

2. Waters named in the notice

The notice names: “Dry Fork 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.

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

Sep 21, 2026, 5:50 PM EDT

Ended

Sep 21, 2026, 6:23 PM EDT

Detail provided by the source

Times known to the minute

Reported to the source

not given

Published

not given

Source last updated

not given

Last retrieved by DirtyWaterWatch

2026-11-06 06:01 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

“None (Raw Sewage)”

Volume

100 gallons (estimated)

Volume as reported

“~100 gallons”

Advice from Washington State Department of Ecology (sewage spill list, RCW 90.48.636)

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

Washington Ecology Sewage Spills list (RCW 90.48.636 public website)

Source record number

9cd83f02-798e-4bd5-8e8f-7377be505d96

Original notice

Read the original notice

Earlier version

None: this is the first record

Later versions

None

{
  "row": {
    "objectid": 77,
    "globalid": "{9CD83F02-798E-4BD5-8E8F-7377BE505D96}",
    "ecology_region": "Eastern",
    "start_date_and_time": 1790027400000,
    "permitee": "Pullman WWTP",
    "location": "100 block of SE Crestview",
    "county": "Whitman",
    "initial_estimated_amount": "estimated 100 gallons",
    "level_of_treatment": "None (Raw Sewage)",
    "potentially_impacted_area": "Manhole-Street-MS4 catch basin-Dry Fork Creek",
    "end_event_timedate": 1790029380000,
    "final_event_duration_hours": "~0.5 hours",
    "final_total_event_volume": "~100 gallons",
    "link_to_5_day_report": null,
    "event_type": "Sanitary Sewer Overflow_",
    "event_type_other": null,
    "erts_number": "750246",
    "was_the_spill_continuous": "Intermittent"
  },
  "potentially_impacted_area": "Manhole-Street-MS4 catch basin-Dry Fork Creek",
  "reached_water": true,
  "report_url": null,
  "erts_number": "750246",
  "county": "Whitman",
  "duration_text": "~0.5 hours",
  "continuous": "Intermittent"
}