Omaha: coordinates, UTM zone and magnetic declination
Survey data sheet for Omaha (United States) for field work: coordinates, UTM zone, scale factor, grid convergence, today's magnetic declination and geoid undulation, computed for the city center.
Values for the city center (GeoNames coordinate). Declination from the World Magnetic Model 2025 for today's date; geoid from EGM2008. For an exact point, use the tools below.
Nearest GNSS reference stations (IGS)
Tools to use here
FAQ
What UTM zone is Omaha in?
Omaha is in UTM zone 15N, with central meridian 93° W. In WGS 84, the city center is at E 253,651 m and N 4,571,375 m.
What is the magnetic declination in Omaha?
Today the magnetic declination in Omaha is 1.97° E, changing by −3.8′ per year (WMM2025 model). To get the true azimuth, add the declination to the magnetic azimuth (East positive, West negative).
What is the geoid undulation in Omaha?
The geoid undulation (EGM2008) in Omaha is N = −27.79 m. To convert a GNSS height (ellipsoidal, h) to an approximate orthometric height: H = h − N.
Cities near Omaha
- Lincoln 79 km
- Kansas City 266 km
- Wichita 414 km
- Minneapolis 468 km
- Saint Paul 471 km
- Tulsa 567 km
- Oklahoma City 658 km
- Milwaukee 691 km
- All cities in United States
© GeoNames (CC BY 4.0) · Unicode CLDR · WMM2025 (NOAA/BGS) · EGM2008 (NGA) · IGS