In 1963, Mile 47 Camp, northeast of Valdez, Alaska was buried by 78 inches of snow during the 24 hours ending 2/9/63, tops in the US. Next is Silver Lake, Colorado, which received 75.8 inches of snow in the 24-hour period ending 4/15/21. The latest state to break a 24-hour record; Connecticut! On 2/8/13, 36 inches fell near Ansonia, during Winter Storm Nemo. Sorry Erie, with 34 inches on 12/25/17.