Residents of Camden’s Waterfront South, who for years have been assaulted by the smell of raw sewage that seeps through the ground from the neighborhood’s poor sewer infrastructure, can look forward to having a quiet spot on the Delaware River to enjoy a refreshing breeze and spectacular view of the Philadelphia skyline. In a continuation of the city’s Earth Week activities, the Camden County Municipal Utilities Authority broke ground Tuesday on what will be known as Phoenix Park at the five-acre site of a former mineral-processing facility.