November 5, 2025

Mastering Compliance with §5164: A Comprehensive Checklist for EHS Consulting

Ensuring compliance with §5164, the regulation on storage of hazardous substances, is a critical task for any EHS consultant. This checklist is designed to guide you through the process, ensuring that your organization's storage practices meet the stringent requirements set forth by the regulation.

Understanding §5164

Before diving into the checklist, it's important to understand the scope of §5164. This regulation, part of the California Code of Regulations, outlines the specific requirements for storing hazardous substances safely. It covers aspects from proper labeling to storage conditions, ensuring that all hazardous materials are managed in a way that minimizes risk to employees and the environment.

Comprehensive Checklist for §5164 Compliance

Here's a detailed checklist to help you achieve §5164 compliance:

1. Inventory and Identification

  • Conduct a thorough inventory of all hazardous substances stored on-site.
  • Ensure each substance is properly identified with clear, accurate labeling that complies with ¬ß5164 standards.

2. Storage Conditions

  • Verify that storage areas are well-ventilated and free from ignition sources.
  • Check that incompatible substances are stored separately to prevent dangerous reactions.
  • Ensure that storage containers are in good condition, free from leaks or damage.

3. Safety Measures and Equipment

  • Install appropriate safety equipment such as spill containment systems and emergency showers.
  • Ensure that all employees are trained on the use of this equipment and understand emergency procedures.

4. Documentation and Record Keeping

  • Maintain detailed records of all hazardous substances, including safety data sheets (SDS).
  • Keep logs of regular inspections and maintenance of storage areas and equipment.

5. Regular Audits and Updates

  • Schedule regular audits to ensure ongoing compliance with ¬ß5164.
  • Stay updated on any changes to the regulation and adjust your practices accordingly.

By following this checklist, you can ensure that your organization not only meets the requirements of §5164 but also maintains a safe and compliant environment for hazardous substance storage.

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