City of Delavan issued the following announcement on Feb. 11.
Beginning Tuesday, February 12, 2019, the City of Delavan will be making security updates at City Hall that will temporarily require customers to be buzzed into the main lobby area. This is only a temporary inconvenience while more permanent security measures are being implemented. The city is asking for the cooperation and understanding of the public during this construction period. If there are any questions or concerns, please feel free to contact the city office at 244-7146 during regular business hours.
Original source can be found here.