Big Beach Crowds Bring Lots of Litter, But San Diego Has a Plan The city is increasing trash pickups in the Mission Bay community in an effort to keep local shorelines clear of litter and debris By Kelvin Henry • Updated on July 2, 2021 at 11:27 pm NBC Universal, Inc. The city of San Diego is tackling the uptick in trash seen along the shores of Mission Bay at the start of this summer season. City officials announced trash and recycling pick up will increase from once per week to twice per week. Download our NBC 7 mobile app for iOS or Android to get alerts for local breaking news and weather.