Premium Content Subscriber only A popular swimming spot on the Northern Rivers has returned poor results after a recent microbial assessment. Assessments are done regularly for a number of local swimming spots as part of the state government's Beachwatch monitoring program. Water samples are collected and tested for bacteria, showing signs of faecal pollution, and whether it is safe for swimming. Results are posted online every week. The most recent result for the Evans River was two stars, which is deemed a "poor" result. Richmond Valley Council monitors five swimming sites - Airforce ...