20250313
17460100
1.0
FALSE
Cross_Section_Current
002
6311908.254133
6586823.613710
1740989.321823
2062184.985248
1
Projected
GCS_North_American_1983
Linear Unit: Foot_US (0.304801)
NAD_1983_StatePlane_California_V_FIPS_0405_Feet
<ProjectedCoordinateSystem xsi:type='typens:ProjectedCoordinateSystem' xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xmlns:xs='http://www.w3.org/2001/XMLSchema' xmlns:typens='http://www.esri.com/schemas/ArcGIS/10.8'><WKT>PROJCS["NAD_1983_StatePlane_California_V_FIPS_0405_Feet",GEOGCS["GCS_North_American_1983",DATUM["D_North_American_1983",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Lambert_Conformal_Conic"],PARAMETER["False_Easting",6561666.666666666],PARAMETER["False_Northing",1640416.666666667],PARAMETER["Central_Meridian",-118.0],PARAMETER["Standard_Parallel_1",34.03333333333333],PARAMETER["Standard_Parallel_2",35.46666666666667],PARAMETER["Latitude_Of_Origin",33.5],UNIT["Foot_US",0.3048006096012192],AUTHORITY["EPSG",2229]]</WKT><XOrigin>-117608899.999593</XOrigin><YOrigin>-91881399.999762297</YOrigin><XYScale>4715.6443423006003</XYScale><ZOrigin>0</ZOrigin><ZScale>1</ZScale><MOrigin>0</MOrigin><MScale>1</MScale><XYTolerance>0.0016964807816903899</XYTolerance><ZTolerance>0.00020000000000000001</ZTolerance><MTolerance>2</MTolerance><HighPrecision>true</HighPrecision><WKID>102645</WKID><LatestWKID>2229</LatestWKID></ProjectedCoordinateSystem>
20260414
16564800
20260414
16564800
150000000
5000
ItemDescription
Version 6.2 (Build 9200) ; Esri ArcGIS 10.9.1.28388
Cross_Section_Current
1
-118.830528
-117.916343
34.658942
33.773541
<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>FEMA Cross Section layer representing modeled hydraulic cross sections along stream reaches used in flood hazard analyses. Features include stationing, water surface elevations (WSEL), stream names, and profile information referenced to a vertical datum (e.g., NAVD88). Data support floodplain mapping, base flood elevation (BFE) determination, and hydraulic modeling.</SPAN></P></DIV></DIV></DIV>
FEMA, PW - SWED
Contact - Thu Win and Michael Chen for further questions
TWIN@dpw.lacounty.gov
MCHEN@dpw.lacounty.gov
FEMA
Flood Zone
Flood Insurances
LA County Public Works
The S_XS (Cross Section) table contains information about cross section lines. These lines usually represent the locations of channel. Cross Sections data is from FEMA National Flood Hazard Layer clipped to the state of Oregon and projected into the Web
Feature Class
dataset
EPSG
5.3(9.0.0)
4427
Simple
FALSE
4427
TRUE
FALSE
Cross_Section_Current
Feature Class
4427
OBJECTID
OBJECTID
OID
4
10
0
Internal feature number.
Esri
Sequential unique whole numbers that are automatically generated.
DFIRM_ID
DFIRM_ID
String
6
0
0
VERSION_ID
VERSION_ID
String
11
0
0
XS_LN_ID
XS_LN_ID
String
32
0
0
WTR_NM
WTR_NM
String
100
0
0
STREAM_STN
STREAM_STN
Double
8
30
15
START_ID
START_ID
String
32
0
0
XS_LTR
XS_LTR
String
12
0
0
XS_LN_TYP
XS_LN_TYP
String
24
0
0
WSEL_REG
WSEL_REG
Double
8
30
15
STRMBED_EL
STRMBED_EL
Double
8
30
15
LEN_UNIT
LEN_UNIT
String
16
0
0
V_DATUM
V_DATUM
String
17
0
0
PROFXS_TXT
PROFXS_TXT
String
80
0
0
MODEL_ID
MODEL_ID
String
100
0
0
SEQ
SEQ
Integer
4
6
0
SOURCE_CIT
SOURCE_CIT
String
21
0
0
SHAPE
SHAPE
Geometry
4
0
0
Feature geometry.
Esri
Coordinates defining the features.
SHAPE.LEN
SHAPE.LEN
Double
0
0
0
20260414