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Advanced Silicon Materials Inc.

Parent: Komatsu Ltd. · EPA RMP facility · Moses Lake, WA

Advanced Silicon Materials Inc. is regulated under the Clean Air Act Risk Management Program (§112(r)) because it stores or uses hazardous chemicals above threshold quantities. It has 5 reportable chemical accident(s) on record, causing 2 death(s) and 7 injuries. RMP accidents include toxic/flammable releases, fires, explosions, and reactive incidents.

Accident history

DateTypeDeathsInjuriesEvacuatedCause
1998-10-08Gas release, Fire250Equipment failure, Maintenance
1997-01-27Spill, Fire000Equipment failure, Process design failure
1995-08-22Spill010Equipment failure, Improper procedure
1994-08-31Gas release000Equipment failure, Human error
1994-08-09Gas release010Human error, Improper procedure

About this data

The EPA Risk Management Program (Clean Air Act §112(r)) requires facilities with large quantities of hazardous chemicals to file Risk Management Plans, including a 5-year accident history. EPA keeps this statutorily-public data available only via FOIA / reading rooms; this page mirrors the FOIA'd dataset (institution-level only — no personal contact information).

Source: EPA RMP (FOIA mirror via the Data Liberation Project). License: CC0 1.0.