Annual runoff as a function of precipitation at Minneapolis-St. Paul International airport. Knowing how a BMP is sized, this table can be used to estimate the annual volume treated by the BMP.
Link to this table

Daily precipitation Cumulative annual rainfall
0.25 45%
0.50 65%
0.75 82%
1.00 90%
1.25 93%
1.50 95%
3.00 99%
9.00 100%

This page was last modified on 8 December 2014, at 15:49.

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