|Navaid Facility ID:||GRF|
|Official Navaid Facility ID:||GRF|
|Navaid Facility Type:||NDB|
|Lat/Long Survey Accuracy:||1 second or better|
|Common System Usage:||Yes|
|Hours of Operation:||24|
|Magnetic Variance:||15.4 E as of 4/22/2021|
|ARTCC High Altitude ID (Name):||ZSE (SEATTLE)|
|ARTCC Low Altitude ID (Name):||ZSE (SEATTLE)|
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