AMP: 76 Location: SH-78 and SH-51, Owyhee Cty Reassurance shield after the 51 split. Nampa is further than Marsing, but is presumably listed above it because the SH-45 junction where the turnoff to Nampa is located  is east of Marsing. AMP: 70 Location: SH-78 and Mormon Blvd, Owyhee Cty Reassurance shield after…uh…Mormon Blvd. I don’t … Continue reading Idaho State Highway 78, SH-51 to SH-167