Note: This message is displayed if (1) your browser is not standards-compliant or (2) you have you disabled CSS. Read our Policies for more information.
1 Hour or Less
Probably Maximum Precipitation
SCS (NRCS) Rainfall
Bulletin 71 Rainfall Depths
The material on this site is an outgrowth of several previous manuals prepared by Division of Water staff. It includes information on precipitation amounts, adjustment, and distribution for heavy storms. The expanded isohyets are the result of linear interpolation and do not indicate increased accuracy from the source documents.
Questions concerning the information contained here should be directed to:
Engineering Services Center
Indiana Department of Natural Resources
Division of Water
402 W. Washington Street, Rm. W264
Indianapolis, IN 46204
Telephone: (317) 232-4160
Toll free: (877) 928-3755
Fax: (317) 233-4579