The Garmin BlueChart g3 HD HXUS604x packs integrated Garmin and Navionics chart data onto a single microSD/SD card, covering U.S. coastal waters from the East Coast and Gulf Coast to the West Coast, Alaska, Hawaii, major inland rivers, the Great Lakes, and a broad sweep of Caribbean and Canadian waters. Auto Guidance, Depth Range Shading, and up to 1-foot contours give anglers and navigators the detail they need across a wide variety of waterways and fishing grounds.

Coverage includes: U.S. East Coast from Key West, FL to the Canadian border; West Coast from Puget Sound to the Mexican border; Alaska; Hawaii; major inland rivers; U.S. Gulf Coast to the Mexican border and Mexican Gulf Coast to the Yucatan; the entire St. Lawrence Seaway, Nova Scotia, New Brunswick, Prince Edward Island, and Anticosti Island; Vancouver Island with Inside and Outside Passages; the Great Lakes; Lake of the Woods; the Aleutian and Channel Islands; the Bahamas; Turks and Caicos Islands; Cozumel; Cuba; Hispaniola; Puerto Rico; and the U.S. Virgin Islands.

Specifications:

• Format: microSD/SD card
• Chart data: Integrated Garmin and Navionics data
• Auto Guidance technology calculates suggested routes based on user-defined depth and overhead clearance — for planning purposes only and does not replace safe navigation practices
• Depth Range Shading supports up to 10 user-defined depth ranges for quick target-depth identification at a glance
• Up to 1-foot contours for detailed bottom structure depiction, useful for fishing applications and navigation in swamps, canals, and marinas
• Shallow Water Shading highlights user-defined shallow depths to help identify potential hazards
• NOAA raster cartography available as a free downloadable feature via the ActiveCaptain app, providing paper chart-style views with labeled longitude and latitude points of interest — not viewable on echoMAP CHIRP or echoMAP Plus combos; viewable on mobile devices via ActiveCaptain
• Worldwide regional coverage available separately as accessory cards or via download
• Garmin Device Compatibility List

This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues.

⚠️ California Prop 65 Warning: This product can expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information visit P65Warnings.ca.gov.