Holiday Schedule The Water Works and Sanitary Sewer Board recognizes the following 10 legal holidays for the year 2021. New Year’s Day Friday January 1st Martin Luther King, Jr. Robert E. Lee Monday January 18th President’s Day Monday February 15th National Memorial Day Monday May 31st Independence Day Monday July 5th Labor Day Monday September 6th Columbus Day Monday October 11th Veteran’s Day Thursday November 11th Thanksgiving Day Thursday November 25th Christmas Day Friday December 24th