← Back to KB navigation
China Accident Investigation
Report No. CN-MEM-2019-03-21
2019
Explosion Explosion
江苏响水天嘉宜'3·21'特别重大爆炸事故（2019，78 死）
江苏天嘉宜化工有限公司，盐城市响水县生态化工园区（国务院事故调查报告）
Related equipment → Storage tank (storage_tank)
78Fatalities
76Injuries
ExplosionMechanism code OTH
⌗Failure Mode · ISO 14224 Mapping
Damage mechanism (recorded in KB)
ExplosionOTH
ISO functional code (as recorded)
ISO 14224:2016 functional failure code
OTH · Other
ISO OTH — Other.
1What Happened
旧固废库长期违法贮存硝化废料持续积热升温→自燃→约 600 吨硝化废料爆炸
2Root Cause
长期违法贮存危险废物（硝化废料）；安全环保管理混乱；复产把关流于形式；环评/安评中介出具虚假报告
3Reliability Lessons (from investigation root cause)
- The 'Root Cause' above is the core lesson of this accident; not split further.
4Associated Failure Mechanisms (Keywords)
硝化废料 固废库 自燃 积热 爆炸 危险废物 违法贮存 长期堆放
About the Failure-Mode Code (click to expand)
The recorded code OTH is an ISO 14224:2016 functional failure code (describes what the equipment failed to do). The damage mechanism (how it failed) is shown in the Mapping block above. The two are distinct dimensions in ISO 14224.
5Evidence Source (transparent)
Authority：应急管理部 / 国务院江苏响水'3·21'事故调查组
Official Report：www.mem.gov.cn ↗
Data Verification：verified_url_mem_gov_cn_2026-08-07
↗Related Failure Modes · Traceability