Secure Chemical Facilities Act

[AI summary unavailable — showing source text] Secure Chemical Facilities Act - Amends the Homeland Security Act of 2002 to set forth provisions for the regulation of security practices at chemical facilities. Authorizes the Secretary of Homeland Security to designate: (1) any chemical substance as a substance of concern and establish and adjust the threshold quantity for each such substance after considering the potential extent of death, injury, and serious adverse effects that could result from a chemical facility terrorist incident; and (2) a chemical facility as a covered chemical facility if the Secretary determines such facility is a sufficient security risk (e.g., a likely target of a chemical facility terrorist incident and close to large population centers). Directs the Secretary to: (1) maintain a list of covered chemical facilities that are of sufficient security risk; (2) assign each covered facility to one of four risk-based tiers; (3) establish standards and procedures for security vulnerability assessments and site security plans; (4) require each facility owner or operator to submit and, once approved, to implement such an assessment and plan; and (5) establish risk-based chemical security performance standards…