National Weather Service United States Department of Commerce

Inquiries about Precipitation Frequency Estimates
for the United States

 

Email: HDSC.questions@noaa.gov

 

Mail:  Mark Glaudemans
Hydrometeorological Design Studies Center
NOAA/NWS/Office of Water Prediction
1325 East-West Highway, W/OWP
Silver Spring, MD 20910-3283