Protecting Vaccines During Emergencies

Emergencies happen. Hurricanes, unexpected power failures, refrigerator or freezer malfunction can affect vaccine storage conditions.

Plan for emergencies

Preparing early, before emergencies happen, is key. Protect your vaccines with an emergency management plan.

Maintain an emergency management plan

  • Review/update your plan as needed. These written, documented plans remove the guesswork when you're under pressure.
  • Familiarize staff with the plan, including after-hours roles.

Manage an imminent / current emergency

Questions? Contact us

Please report out-of-range temperatures.

Call us at 1-877-873-6247. Note: We may close during inclement weather. We'll return voicemail messages as soon as possible.

  • Suspend vaccination activities. If possible, do this before the onset of emergency conditions to allow time to prepare.
  • Shelter vaccines in place, when possible. Move vaccines only if it's clear you'll be without power for an extended amount of time, and it's safe to do so.
  • Confirm where you'll get supplies.
  • Store vaccine supplies off the floor to prevent damage from potential flooding.
  • Use a monitoring/notification system during conditions that may cause power failure.
  • Test equipment to ensure successful operation:
    • Emergency generator(s). Review test log(s). Verify you have enough fuel for at least 72 hours of continuous use.
    • Digital Data Logger (DDL). Use a CDC-recommended DDL with a current and valid Certificate of Calibration Testing to monitor temperatures. Place new batteries in your primary and backup DDLs.
  • Review vaccine transport guide(s). Confirm you have appropriate packing materials for safe, temporary vaccine storage.
  • Confirm staff is up to date on the Tdap vaccine.

 

Power failure/restoration

If a power failure occurs:

  • Determine the cause and estimate restoration timing. Vaccines can stay inside a nonfunctioning unit as long as temperatures are in range. Keep check of your DDL to determine when to act.
  • Maintain thermal conditions. Keep the storage door closed until power comes back, or until you determine you need to move the vaccines. Keep a case of frozen water on-site to maintain temperatures and for transport. (Case = 24-count of bottles of at least 8 fluid ounces.)
  • Prepare to shelter in place or transport vaccines after 30 minutes without power. If sheltering, pre-chill your on-site coolers. Ensure vaccines remain within the appropriate temperature range.

Don't wait to start emergency vaccine procedures. Act before refrigerator temperatures reach 8°C (46°F) or freezer temperatures reach -15°C (5°F). Take immediate action when temperatures fall outside recommended range(s).

Transporting vaccines? 

  • Notify the emergency back-up location. Consider the types of vaccine and storage capacity at the back-up location.
  • Keep check of temperatures using the data logger thermometer during transport.
  • Avoid freezing vaccine during transport. This can damage the immunogenicity, and you can't tell from visual inspection. Follow proper cold chain procedures.
  • Document transport date and time. Monitor back-up refrigerator/freezer temperatures. Back-up units must meet the same requirements as primary units.

When power is restored:

  • Record unit temperature as soon as possible.
  • Keep checking temperatures until they reach appropriate range:
    • Refrigerator: 2-8°C (36-46°F)
    • Freezer: -15°C or colder (5°F or colder)
  • Record duration of increased temperature exposure and maximum temperature observed.
  • Separate vaccine exposed to out-of-range temperatures from new product. Continue to store at proper temperature(s) if possible. Keep in mind road conditions might delay vaccine shipments.
  • Label exposed vaccine appropriately. Include date and time. Mark "DO NOT USE." Move to approved, working storage unit.
  • Contact us at 1-877-873-6247 for next steps. Do not administer or discard affected vaccines until you consult with us. We'll work with vaccine manufacturers to determine if vaccines are viable.
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This page was last modified on 03/04/2025