Legend For Drainage Facility Codes & Facility Types

The Legend provided is in correspondence with the large pop up window that appears when you select the image above that says, "Click Here."

In this example: J01D02 would break down like this:

Drainage Facility Codes:
J=	The Watershed J is Aliso Creek Watershed
01=	The Primary Tributary   01 also represents Aliso Creek
D=	The Facility Type D represents a Dam
02=	The Facility Number
Drainage Facility Types:
P=	Storm Drain (Pipe, Box, Culvert)
S=	Storm Channel
B=	Basin
D=	Dam
PS=	Pump Station
OO=	Ocean Outlet