Skip Navigation U.S. Department of Health and Human Services
Agency for Healthcare Research Quality
Archive print banner

Public Health Emergency Preparedness

This resource was part of AHRQ's Public Health Emergency Preparedness (PHEP) program, which was discontinued on June 30, 2011, in a realignment of Federal efforts.

This information is for reference purposes only. It was current when produced and may now be outdated. Archive material is no longer maintained, and some links may not work. Persons with disabilities having difficulty accessing this information should contact us at: Let us know the nature of the problem, the Web address of what you want, and your contact information.

Please go to for current information.

Impact of Changing Surge Capacity (Text Description)

This chart has as its vertical axis Total Evac Time (hrs) with 0 to 100 hours in 20 hour increments. The horizontal axis is % of Surge Capacity, with percentages from 0% to 25%. At 5% surge capacity, evacuation of ALS patients exceeds the 72-hour limit at 80.6 hours. At 10% surge capacity, evacuation time decreases to approximately to slightly less than 55.6 hours. At 15%, the time decreases to 53.8 hours and at 20%, time decreases to only slightly to 53.2 hours.

Return to Document

The information on this page is archived and provided for reference purposes only.


AHRQ Advancing Excellence in Health Care