MAGNET GPS Station - Photo by Geoff Blewitt

Station ID : USNA

Station operator information:

from RINEX headers

Data processed by:

Geoffrey Blewitt, Nevada Geodetic Lab.

Latitude: 38.983

Longitude: -76.479

Height: -27.287 meters

Time Series Data

(ascii text)
24 Hour Final Solutions


env xyz


env xyz
env readme xyz readme

QA files

ftp link

Station Plots

Explanation of Plots

IGS08 IGS08 Cleaned NA12 NA12 Cleaned
Not Available
Not Available
Not Available
Not Available

Steps Information for this station

Station ID Date
Equipment Change Type/
or Event ID
USNA97JUN12 Receiver_Type_Changed - -
USNA97AUG21 Receiver_Type_Changed - -
USNA97SEP25 Antenna_SN_Changed - -
USNA98MAR14 Receiver_Type_Changed - -
USNA01APR09 Receiver_Type_Changed - -
USNA04AUG06 Receiver_Type_Changed - -
Distance is from this station to earthquake epicenter in km. A potential step record appears when this distance is less than 10^(M/2 - 0.8) where M is earthquake magnitude.
Steps for all stations are given in the master step file database (link)

University of Nevada, Reno NGL logo: Designed by Corné    Kreemer and Geoff Blewitt