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EPA RMP facility · Chester, PA
DELCORA-Western Regional Treatment Plant is regulated under the Clean Air Act Risk Management Program (§112(r)) because it stores or uses hazardous chemicals above threshold quantities. It has 17 reportable chemical accident(s) on record. RMP accidents include toxic/flammable releases, fires, explosions, and reactive incidents.
| Date | Type | Deaths | Injuries | Evacuated | Cause |
|---|---|---|---|---|---|
| 2004-03-22 | Gas release | 0 | 0 | 0 | Human error |
| 2003-05-07 | Gas release | 0 | 0 | 0 | Equipment failure |
| 2003-03-22 | Gas release | 0 | 0 | 0 | Equipment failure |
| 2003-02-07 | Spill | 0 | 0 | 0 | Equipment failure, Human error |
| 2002-04-03 | Gas release | 0 | 0 | 0 | Equipment failure |
| 2002-03-18 | Gas release | 0 | 0 | 0 | Equipment failure |
| 2001-04-30 | Gas release | 0 | 0 | 0 | Equipment failure |
| 2001-03-22 | Gas release | 0 | 0 | 0 | Human error |
| 2000-08-30 | Gas release | 0 | 0 | 0 | Equipment failure |
| 1999-10-28 | Gas release | 0 | 0 | 0 | Equipment failure |
| 1999-08-27 | Gas release | 0 | 0 | 0 | Equipment failure |
| 1999-08-15 | Gas release | 0 | 0 | 0 | Equipment failure, Human error |
| 1999-07-28 | Gas release | 0 | 0 | 0 | Equipment failure |
| 1999-07-23 | Gas release | 0 | 0 | 0 | Equipment failure |
| 1999-07-18 | Gas release | 0 | 0 | 0 | Equipment failure, Human error |
| 1999-07-07 | Gas release | 0 | 0 | 0 | Equipment failure |
| 1999-07-06 | Gas release | 0 | 0 | 0 | Equipment failure |
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.