California’s relentless drought is beginning to dry up revenue in its popular lake and river tourism industry. Marinas and boat ramps across the state are turning away customers, and even spots where water is still relatively plentiful say visitors are staying away, assuming things are worse than they are. Casualties abound from a three-year dry spell that also has wreaked havoc on California agriculture and prompted mandatory statewide restrictions on urban watering effective Aug. 1. Los Angeles County officials have banned swimming in summer getaway Castaic Lake, citing dangers such as unexpected drop-offs in a lake now less than half-full. Boaters there report new hazards, too. Water levels at Folsom Lake have reached near historic lows, forcing boaters out of […]