Photo By: Kevin Morgan

AMTK 164, Amtrak's Phase 4 heritage unit, leads the westbound Zephyr this morning as the train rolls west at track speed west of Leyden. The body of water directly behind the Zephyr is Welton Reservoir. The body of water further off in the distance is Standley Lake Email Questions or Comments to the Webmaster. User Comments (0) No comments posted yet. Click Here to add the first one!

22 views 0 comments Friday, December 12, 2025 at 9:43:59 AM image date Location Information City or County and State Arvada, CO Subdivision Moffat Tunnel (UP) Milepost or Control Point Leyden to Rocky (MP 13.4 to MP 17.4) Train Information Railroad Amtrak Model P42DC Primary Unit Number AMTK 164 Paint Scheme Amtrak Phase 4 (Heritage) Symbol AMT5-11 Train Type California Zephyr (Amtrak) Photo Information Camera Make/Model Hasselblad / Mavic 3 / Mavic 3 Pro [L2D-20c] ISO 200 Flash Did Not Fire Focal Length 24 mm Shutter 1/4000 seconds Aperture f/2.8

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