Levees / California / 150005001133

LSJLD-Units 1, 6, and 11

Stevinson, Merced County, California. On the Deep Slough-Mariposa Slough-Eastside Bypass, Deep Slough-Mariposa Slough-Eastside Bypass, Mariposa Bypass, San Joaquin River. USACE records 0 people living in the area this system is built to protect.

Non-Accredited Levee System
People behind it
0
USACE figure
Structures
4
in the leveed area
Levee length
20.8
miles
Leveed area
13.64
square miles
01

The federal record

System ID
150005001133
System type
Levee System
FEMA accreditation
Non-Accredited Levee System
Screening rating (LSAC)
Not Screened
Inspection rating
U
Inspection date
01/31/2014
Rehabilitation programme
Not Enrolled
Responsible sponsor
CA Department of Water Resources, Central Valley Flood Protection Board, Lower San Joaquin Levee District
Waterway
Deep Slough-Mariposa Slough-Eastside Bypass, Deep Slough-Mariposa Slough-Eastside Bypass, Mariposa Bypass, San Joaquin River
Segments
3
USACE district
Sacramento
USACE division
South Pacific Division
FEMA region
9
Congressional district
13
Consequence estimate
$4.5 million
Flood of record
Not published

What this page does not tell you

It does not say whether any particular address is protected. A FEMA accreditation status describes this system measured against a design flood event, and USACE states that the database may not represent the totality of levees in the United States. If you need to know what applies to a specific property, your local floodplain administrator holds that answer. How to read an accreditation status.

02

Where it is

Source: USACE National Levee Database, system 150005001133. Refreshed 2026-09-10. Values are reproduced as published. USACE updates the database irregularly and without a change feed, so the refresh date above is the age of what you are reading.