After 15 months in service, a 24-hour hotline for residents in the San Geronimo Valley to phone in anonymous complaints of riparian violations has proven costly without yielding results. Since the launch of the hotline in October 2022, a total of 13 phone complaints have been received, and none led to the discovery of a code violation. The county has spent about $21,000 on staff hours required by the service and $150 per month to…