IMPORTANT MESSAGE FOR GPS USERS AROUND HAWAII
GPS Testing Scheduled for Hawaiian Islands, May Affect Mariners
14 August 2012
A series of tests to the Global Positioning System will be conducted at
various times between Sunday and Sept. 9, 2012.
U.S. Coast Guard officials say this may cause GPS service to be unreliable
or unavailable to mariners and other users.
Testing is scheduled as follows:
Aug. 19 to Sept. 9, 2012, from 3 p.m. to 8 p.m. and midnight to 4 a.m.,
within an approximate radius of 60 nautical miles from position 22-49-12N,
Aug. 19 to Sept. 9, 2012, from 8 p.m. to 4 a.m., within an approximate
radius of 298 nautical miles from position 22-05-39N, 159-45-11W.
Aug. 20 to Sept. 9, 2012, from midnight to 4 a.m., within an approximate
radius of 425 nautical miles from position 22-19-23N, 159-58-02W.
During the test periods, GPS users are encouraged to report any service
outages to the U.S. Coast Guard Navigation Center by calling (703) 313-5900
or by completing a GPS problem reporting form on the center's website at
U.S. Coast Guard Navigation Center