In recent weeks, business owners in Bolinas have taken to their group chat to vent and exchange updates. The mood of their messages has been bleak since early September, when county officials closed part of the beach due to surfacing wastewater. Tourism has slowed and foot traffic has plummeted, delivering a considerable blow to local mainstays like BoVida, the Bolinas Market and Smiley’s Saloon.  

“These past two months have been the slowest of the…