March 2011 was one of the wettest on record. It was the second wettest ever in the Pacific Northwest and the ninth wettest in California.
Hydro power production jumped 52% or by 10,759 thousand megawatt-hours in March 2011 compared to March 2010.
The average national temperature in March 2011 was 1.4 degrees above the long run average.
All data comes from the Energy Information Administration in its monthly report.