After the initial training requirements, what is the osha requirement for refresher training?

The 8-hour HAZWOPER Refresher course satisfies OSHA's requirement for eight hours of annual HAZWOPER refresher training. This training is designed for workers and managers at uncontrolled hazardous waste operations who previously completed 40- or 24-hour HAZWOPER training.

The goal of refresher training is to ensure workers stay competent and up to date on safety practices related to operations involving hazardous substances.

Who Needs OSHA 8-Hour HAZWOPER Refresher Training?

Workers at uncontrolled hazardous waste operations and those involved in emergency response actions must receive eight hours of HAZWOPER refresher training each year.

If you completed 40-hour HAZWOPER training or 24-hour HAZWOPER training, you must take the 8-Hour HAZWOPER Refresher course annually as required by OSHA Standard 29 CFR 1910.120.

Roles at HAZWOPER sites that require refresher training include:

  • Equipment operators
  • General laborers
  • Hazardous materials technicians
  • Hazardous materials specialists
  • Hazardous materials supervisors
  • On-scene incident commanders
  • Other general site workers
  • On-site management and supervisory personnel

Workers must complete eight hours of HAZWOPER Refresher training within 12 months of the anniversary date of their previous HAZWOPER training. Employees who fail to meet this requirement may need to repeat their initial training.

Course Features

This 100% online course satisfies OSHA's 8-hour HAZWOPER refresher training requirement at a low price. Students can instantly download a Certificate of Completion upon successful completion of their training.

The eight-module course takes at least eight hours to complete, and students have 365 days to finish the course after purchase. Modules end with a brief quiz, and there is a 20-question final exam. You have an unlimited number of attempts to pass quizzes and the final exam, which require a score of at least 70%.

How Long Does HAZWOPER 8 Certification Last?

The certification from an 8-hour HAZWOPER course is valid for up to 12 months. You'll be required to retake the HAZWOPER Refresher course every 12 months to keep your certification. If you miss the deadline, you may be required to complete your original 40-hour or 24-hour HAZWOPER training again.

Course Benefits

  • Guaranteed to pass
  • Interactive exercises
  • Audio narration
  • Relevant, real-world examples
  • Access to course trainer
  • 24/7 live support

» Learn more about the benefits of online HAZWOPER training

HAZWOPER Refresher Training Topics

The 8-hour HAZWOPER Refresher course will keep you up to date on a wide range of topics relevant to hazardous waste operations, including:

  • Decontamination
  • Toxicology
  • Levels of Protection
  • Detecting Hazardous Materials

  • Respirators
  • Site Safety Planning
  • Hazard Communication
  • Hazardous Waste

According to OSHA's HAZWOPER standard, workers and supervisors at uncontrolled hazardous waste operations must be trained on these topics annually to remain competent.


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Our online HAZWOPER training course provides 24 hours of Hazardous Waste Operations and Emergency Response training required by OSHA standard 29 CFR Part 1910.120. This course is designed for workers at uncontrolled hazardous waste operations who need 24 hours of HAZWOPER training.

This training teaches workers how to recognize and avoid common risks related to hazardous materials. You'll learn about personal protective equipment (PPE), hazard communication, decontamination, site emergencies and general workplace safety topics like fall protection.

Who Needs OSHA 24-Hour HAZWOPER Training?

This training is appropriate for workers who are unlikely to experience high-risk exposure hazards at uncontrolled hazardous waste operations. This includes workers on site only occasionally for specific limited tasks and those who work in areas where hazards do no exceed permissible exposure limits.

Roles that require this training include:

  • Hazardous materials technicians
  • Hazardous materials specialists
  • Hazardous materials supervisors
  • On-scene incident commanders
  • Management and supervisors

Management and supervisors who typically need 40-hour HAZWOPER training can meet OSHA requirements with this 24-hour course if their only area of responsibility is workers who require 24-hour HAZWOPER training. These managers and supervisors will also need to complete eight hours of specialized training at the time of job assignment.

HAZWOPER Training Topics

Safety and health topics covered in the 24-hour HAZWOPER course include:

  • Fall Protection
  • Site Emergencies
  • Site Safety Planning
  • Detecting Hazardous Materials
  • Respirators
  • Agencies and Regulations
  • Decontamination

  • Confined Spaces
  • Levels of Protection
  • Hazardous Waste
  • Hazard Communication
  • Toxicology
  • Types of Hazards

Course Features

This online training programs meets OSHA's 24-hour HAZWOPER training requirements. The course is fully narrated, and all lessons include interactive materials, quizzes and engaging industry-specific examples. Students can instantly download a Certificate of Completion upon successful completion of the course.

The 14-module course takes a minimum of 24-hours to complete, and you must finish the course within 365 days of purchase. Each module ends with a short quiz, and there is a 20-question final exam. You have an unlimited number of attempts to pass the module quizzes and final exam, which require a score of 70% or higher.

While this course satisfies the education portion of OSHA HAZWOPER training requirements, course graduates must also complete at least one day of field experience under the supervision of a trained and experienced supervisor. It is your employer's responsibility to provide on-site training that includes hands-on experience with PPE and an overview of site-specific hazards.

How Long Does HAZWOPER 24 Certification Last?

Your 24-hour HAZWOPER certification will remain valid for 12 months. You will need to complete an 8-hour HAZWOPER Refresher course each year to keep your certification. If you miss the deadline, your employer may require you to retake the 24-hour course.

Course Benefits

  • Guaranteed to pass
  • Interactive exercises
  • Access to course trainer for questions
  • Audio narration
  • Relevant, real-world examples
  • 24/7 live support

» Learn more about the benefits of online HAZWOPER training

HAZWOPER Refresher Training

OSHA requires employees, managers and supervisors who complete 24-hour HAZWOPER training to take an 8-hour HAZWOPER Refresher course each year to familiarize themselves with key policies and safe practices.


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This online HAZWOPER course provides 40 hours of training on OSHA Hazardous Waste Operations and Emergency Response (HAZWOPER) standards. The course satisfies training requirements outlined in OSHA standard 29 CFR Part 1910.120, which requires workers to complete HAZWOPER training before starting work at an uncontrolled hazardous waste operation.

HAZWOPER training prepares cleanup and emergency response workers to operate safely during a variety of scenarios involving hazardous substances. This training covers policies, practices and procedures that reduce the risk of injury and illness related to harmful exposures on the worksite.

Who Needs OSHA 40-Hour HAZWOPER Training?

Most workers who are new to uncontrolled hazardous waste or emergency response operations are required to complete 40 hours of HAZWOPER training. This includes general site workers (such as laborers and equipment operators) and on-site management and supervisors.

Roles that require this training may include:

  • Equipment operators
  • General laborers
  • Other general site workers
  • On-site management and supervisory personnel

The 40-hour course is designed for workers who face the highest risk of exposure on the job. For workers and supervisors who are on site only occasionally and unlikely to be exposed above permissible exposure limits, 24-hour HAZWOPER training is appropriate. All workers who complete HAZWOPER training must take an 8-hour HAZWOPER Refresher course each year.

Types of Work Covered by HAZWOPER Standards

According to OSHA standards, HAZWOPER training applies to workers and employers involved in five specific types of operations:

  • Uncontrolled hazardous waste cleanup operations required by a government body
  • Corrective actions involving cleanup operations at Resource Conservation and Recovery Act (RCRA) sites
  • Hazardous waste operations at treatment, storage and disposal (TSD) facilities
  • Operations at non-TSD facilities that generate hazardous waste
  • Emergency response actions involving the potential release of hazardous substances

For a full list of operations that require HAZWOPER training, see OSHA's HAZWOPER standards.

Course Features

This online course satisfies OSHA's 40-hour HAZWOPER training requirement. It is fully narrated and contains interactive exercises and real-world examples. You have an unlimited number of attempts to pass each module quiz and the final exam, which require a score of 70% or higher.

Upon completion of the course, you'll receive an official certificate of completion, which you can instantly download and print. You can provide a certificate to your employer as proof of your training and download duplicates anytime for your convenience.

How Long Does HAZWOPER 40 Certification Last?

The 40-hour HAZWOPER certification remains valid for 12 months. To maintain your certification, you are required to complete an 8-hour HAZWOPER Refresher course each year. If you miss the deadline, you may be required to retake the 40-hour course.

OSHA 40-Hour HAZWOPER Training Benefits

All workers should have access to high-quality workplace safety training and education. This HAZWOPER course is designed to be convenient, effective and accommodating for all students.

Course benefits include:

  • Guaranteed to pass
  • OSHA-authorized training with access to a course trainer for questions
  • Audio narration and interactive exercises
  • Real-life case scenarios
  • Download or print fact sheets and final exam prep resources
  • Links to OSHA regulations
  • Train anywhere and anytime — All you need is internet access

Students have access to a qualified course instructor who can answer training questions by email within the course. You'll typically receive a response within a few hours, and you're guaranteed to get an answer within 24 hours.

» Learn more about the benefits of online HAZWOPER training

OSHA 40-Hour HAZWOPER Training Topics

The 40-hour HAZWOPER course explains a wide range of health and safety topics relevant to hazardous waste operations, including:

  • Types of Hazards
  • Personal Protective Equipment (PPE)
  • Levels of Protection
  • Decontamination
  • Toxicology
  • Fire Prevention
  • Hazardous Materials
  • Medical Surveillance

  • Site Emergencies
  • Drums and Containers
  • Fall Hazards
  • Electrocution
  • Struck by Hazards
  • Caught-In Hazards
  • Hazardous Communication
  • And More

You'll also learn about worker protections under OSHA and important regulations and agencies related to HAZWOPER.

Although this course satisfies OSHA requirements for the education portion of HAZWOPER training requirements, students are also required to complete three days of in-person training led by a trained and experienced supervisor. Employers are responsible for providing field training, which includes hands-on experience with PPE and an overview of site-specific safety risks.


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