In December 2013 - February 2014, what had happened? Did Human Activity play a role in why the Somerset Flooding happened?

-During these months, Somerset had around 3x the amount of Rainfall it would get usually -These means lots of rains fell on Saturated Ground, which means it slips off, and it was paired with Storm Surges and High Tides. This made Flooding -Lack of Human Activity has happened as well, because the rivers wasn't cleared of Sediment [Dredged] which Decreases their Capacity