Levees / Sponsors / Orange County Flood Control District

Orange County Flood Control District

Named on the federal register as responsible for 7 levee systems in California, with 283,330 people recorded in the leveed areas.

Systems
7
on the register
People behind them
283,330
across 7 that publish it
Not enrolled
4
outside PL 84-99
No inspection rating
4
none published

4 of these systems are outside the federal rehabilitation programme

A system has to be Active in the USACE Rehabilitation and Inspection Program before a flood to be eligible for PL 84-99 repair assistance afterwards. Programme status describes eligibility, not condition. What enrolment involves.

01

Systems

7 records
SystemLocationAccreditationProgrammePeopleLength
Santa Ana River 3Santa Ana, Orange County, CaliforniaAccreditedActive169,21128.4 miles
Santa Ana River 1Santa Ana, Orange County, CaliforniaAccreditedActive53,01922.9 miles
Orange County Levee 1Huntington Beach, Orange County, CaliforniaAccreditedNot Enrolled28,7651.91 miles
Orange County Levee 6Huntington Beach, Orange County, CaliforniaAccreditedNot Enrolled22,4290.48 miles
Orange County Levee 9Huntington Beach, Orange County, CaliforniaAccreditedNot Enrolled5,0670.51 miles
Santa Ana River 2Newport Beach, Orange County, CaliforniaAccreditedActive2,9521.88 miles
Orange County Levee 10Fountain Valley, Orange County, CaliforniaAccreditedNot Enrolled1,8871.86 miles

Source: USACE National Levee Database, refreshed 2026-09-10.