EPSG systems

EPSG:7061 NAD83(2011) / IaRCS zone 5

Projected system (Lambert Conic Conformal (1SP)) in use: USA - Iowa - Waterloo. The full definition below, and conversion in one click.

System record
CodeEPSG:7061
NameNAD83(2011) / IaRCS zone 5
TypeProjected system — Lambert Conic Conformal (1SP)
Area of use USA - Iowa - Waterloo
United States (USA) - Iowa - counties of Black Hawk; Bremer; Buchanan; Butler; Fayette; Grundy.
Bounds W -93,03° · S 42,20° · E -91,59° · N 43,09°
Countries United States
DatumNAD83 (National Spatial Reference System 2011)
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system EPSG:6318 — NAD83(2011)
Unit US survey foot (X east, Y north)
Transformation to WGS 84 NAD83(2011) to WGS 84 (1) (EPSG:9774) — accuracy 2 m
ScopeHighway engineering.

Projection parameters

ParameterValueUnit
Latitude of natural origin42.65degree
Longitude of natural origin-92.25degree
Scale factor at natural origin1.000032unity
False easting15500000US survey foot
False northing8900000US survey foot

proj4 definition

+proj=lcc +lat_1=42.65 +lat_0=42.65 +lon_0=-92.25 +k_0=1.000032 +x_0=4724409.4488189 +y_0=2712725.42545085 +ellps=GRS80 +units=us-ft +towgs84=0,0,0 +no_defs

Paste it into QGIS, proj4js, PostGIS (spatial_ref_sys) or GDAL. +towgs84 carries the EPSG transformation to WGS 84; the official code stays EPSG:7061.

WKT (ESRI format, the .prj content)

PROJCS["NAD_1983_(2011)_IaRCS_zone_5",GEOGCS["GCS_NAD_1983_2011",DATUM["D_NAD_1983_2011",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Lambert_Conformal_Conic"],PARAMETER["False_Easting",15500000.0],PARAMETER["False_Northing",8900000.0],PARAMETER["Central_Meridian",-92.25],PARAMETER["Standard_Parallel_1",42.65],PARAMETER["Scale_Factor",1.000032],PARAMETER["Latitude_Of_Origin",42.65],UNIT["US survey foot",0.304800609601219]]

All systems — United States

Source: EPSG registry v11.022 (IOGP), through the PROJ database. Always check a code on epsg.org before contractual work.