Channels

*The Stormwater ID field ("ST_ID", alias "Stormwater ID") is an alphanumeric identifier for stormwater features collected or digitized by the Stormwater Program and Marin County DPW staff. Format: XXZZ#### Where:XX = 2 letter community or area codeZZ = 2 letter feature type: CB = Catch Basin, MH = Manhole, ST = Structure, CH = Channel, PD = Pond, PP = Pipe, PS = Pump Station. #### = sequential numbering of features of a given type in that community or area (1 - 9999)Note: For Flood Control Pump Stations, 1st number is the Zone number (i.e. PS7001 in Zone 7)雨水ID字段（"ST_ID"，别名"雨水ID"）是由雨水项目（Stormwater Program）与马林县公共工程部（Marin County DPW）工作人员采集或数字化的雨水设施的字母数字标识符。其格式为XXZZ####，各组成部分说明如下： XX：两位字母的社区或区域代码； ZZ：两位字母的设施类型代码：CB（Catch Basin，集水井）、MH（Manhole，检查井）、ST（Structure，构筑物）、CH（Channel，渠道）、PD（Pond，调蓄池）、PP（Pipe，管道）、PS（Pump Station，泵站）； ####：对应指定社区或区域内同类型设施的顺序编号，取值范围为1至9999。 注意：针对防洪泵站，其编号首位数字为区域编号（例如7区的PS7001）。