LORAN-C CHAIN DATA NORTH CENTRAL U.S. CHAIN, GRI: 8290

Station Rate Function Emission Code Delay (uSec) Nominal ECD (uSec) Notes Peak Power (kW) Coordinates
 HAVRE, MT  8290  MASTER  NA  NA  0.0    400  48° 44' 38.589"N / 109° 58' 53.613"W
 BAUDETTE, MN  8290  WHISKEY  14786.56  11000  0.0  (6), Dual-rated to Great Lakes Chain (8970)  800  48° 36' 49.947"N / 94° 33' 17.915"W
 GILLETTE, WY  8290 *  XRAY  29084.44  27000  0.0  (6), Dual-rated to South Central U.S. Chain (9610) 540 44° 00' 11.305"N / 105° 37' 23.895"W
 WILLIAMS LAKE, BC, CANADA  8290 *  YANKEE  45171.62  42000  0.0  (6), Dual-rated to Canadian West Coast Chain (5990) 400 51° 57' 58.876"N / 122° 22' 01.686"W

* indicates that this rate is not this station's primary rate

The notes below are referenced by number, where applicable, in the Primary Notes and Secondary Notes columns above.

1. Host nation manned.
2. GCF-W-756CG Two Pulse Communications installed ( Uses pulses 7 & 8 for backup control communications).
3. Unmanned receiver site.
4. Manned receiver site.
5. Priority blanking used.
6. Alternate blanking used.