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Basic Wind Speed, Ground Snow Load, Seismic Coefficients per ASCE7

Regarding this service: This website returns the values of wind speed, ground snow and seismic for the continental United States per ASCE 7-05. The information reflects the ASCE 7-05 maps electronically to speed up critical design project information and displays easily for your convenience. Your searches are archived in your profile. Be sure to check out our mobile version as well

Latest Code: ASCE7-10 Design Wind Speeds are now displayed to members in addition to ASCE7-05! JOIN NOW

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Street: City: State: Zip: Recent
Windspeed Contour Lines
90   100   110   120   130   140   150
( Wind speed in MPH )
Hatched Areas
Special Wind Area
Contact the local building official
for design windspeed information.
CA, OR & WA are 85mph

Instantaneously Get Your Design Information For Your Next Building or Project

* 3-second gust basic wind speed and ground snow derived from figure 6-1 and 7-1 of ASCE 7-05 respectively. Local codes and amendments may govern, verify with local building department.

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