Excerpt from Lake Michigan Shore and Open Water Report, 1972 The Lake County Health Department, in 1969, evaluated the combined bacterial data of their own sampling program as well as that of the North Shore Sanitary District and the Illinois Department of Public Health. They then recommended suspension of bathing at the Lake County beaches until the completion of engineering improvements which will prevent the discharge of sewage to the lake. Although certain interim improvements have been completed, the Lake County Health Department has maintained its 1969 recommendations. Additional guidelines for evaluating the suitability of bathing beaches became effective in May 1972 under the Illinois Department of Public Health rules and regulations (paragraph 4.10a). The regulation requires that water quality shall be evaluated by physical, chemical and bacteriological characteristics. The individual municipalities and park districts are ultimately responsible for either following the Lake County Health Department recommendations or allowing swimming at their beaches. Most of the local authorities have fol lowed the recommendations and posted either no swimming or swim at your own risk signs. Waukegan initiated a daily bacterial sampling program at its beaches and Opens or closes them based on this information. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.