Pierce County, WA

ZIP 98405

In ZIP 98405, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Tacoma Water Division City Of meets every EPA legal limit; 13 contaminants are above health goals, led by lead at 11× California’s Public Health Goal.
• Nearest Superfund site: Commencement Bay, South Tacoma Channel, 2.3 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Bradken Energy (33%), mostly chromium.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 18,075 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 98405

• Superfund sites nearbyF
• Factories and industrial sitesD to F
• Oil and gas wellsB
• Parks and nature nearbyD to F
• Air qualityA to B
• Drinking water qualityD
• Pesticide useB to D
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsB to C

Based on 6 census tracts · compiled September 10, 2026 · how each grade works and its sources

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