Seattle, WA

Mammoth

220 Mercer St · 98109 · General Food Services

Passing — no major issuesScore 5 of 100

Most recent inspection April 27, 2026. Up 5 points from the previous inspection.

Why this grade is A

A grades go to establishments scoring 90 or above — inspectors found no major food-safety problems. The inspection score was 5 out of 100.

No itemized violations were published for the most recent inspection, so the score is the only detail on file.

Inspection history

  1. April 27, 2026

    Routine Inspection/Field Review

    A · 5
  2. January 14, 2026

    Educational Inspection

    A · 0
  3. September 24, 2025

    Routine Inspection/Field Review

    A · 15
  4. March 12, 2025

    Routine Inspection/Field Review

    A · 0
  5. October 11, 2024

    Routine Inspection/Field Review

    A · 5
  6. February 21, 2024

    Routine Inspection/Field Review

    A · 15
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Source: Seattle Metro open data. Grades shown as “derived” are calculated from the published score when the record has no official letter grade.