City of Zeigler issued the following announcement on June 28.
The City of Zeigler Fire Department will again be testing fire hydrants throughout the district beginning July 8th until completed. This testing process may cause your household water to become discolored. In the process of flushing & testing fire hydrants, sediments may get stirred up and pass into your water system. If this occurs, please run your water until the discoloration disappears. Should you have any questions regarding this process, please contact Zeigler City Hall at 618-596-6475
Original source can be found here.