online_usgs_floods_california:   USGS methods for determining magnitude and frequency of floods in California

QT = a A bP cE d



INPUT DATA:

Stream (optional):  

Units:         (U.S. Customary units) (SI units)

Source:    

Hydrologic region:    

Return period:    
[For the 1977 Report, the maximum return period is 100-yr]

Drainage area A (mi2) (km2) :     
2012 Report:  [All]
1977 Report:  [All]

Mean annual precipitation P (in) (cm) :     
2012 Report:  [1] [2] [3] [4] [5]
1977 Report:  [1] [3] [4] [5]

Mean basin elevation E (ft) (m) :     
2012 Report:  [3]
1977 Report:  [1] *  [3] [4]

  * May leave blank for the 100-yr return period.

OUTPUT:

Please enter input data
and press 'Calculate'.

⇐ ⇐ ⇐

[You may leave any input variable
blank if not needed by formula].




            

  Your request was processed at  04:08:25 am on December 12th, 2017   [ 171212  04:08:25 ].



Thank you for running online_usgs_floods_california.   Please call again.   [131002]

Count 

Documents in Portable Document Format (PDF) require Adobe Acrobat Reader 5.0 or higher to view; download Adobe Acrobat Reader.