The Coronado National Forest, Pima County, and Arizona Trail Association have announced a temporary detour of the Arizona National Scenic Trail (AZT) near the community of Summerhaven due to a construction project at the Marshall Gulch Trailhead. This detour will go into effect immediately and will remain in place until August 1, 2026. This impacts AZT Passages 11 (Santa Catalina Mountains), 12 (Red Ridge), and the Pusch Ridge Wilderness Bypass.

For those hiking northbound: From Marshall Saddle at FarOut NOBO mile 181.6 do NOT follow Marshall Gulch Trail. Instead, follow Mint Spring Trail to E Carter Canyon Rd. Turn right on E Carter Canyon Rd and hike to N Sabino Canyon Pkwy. Turn left on N Sabino Canyon Pkwy and rejoin the AZT in the town of Summerhaven. See map here.

For those hiking southbound: From the intersection of N Sabino Canyon Pkwy and E Carter Canyon Rd in Summerhaven at FarOut SOBO mile 613.6, do NOT continue on N Sabino Canyon Pkwy. Instead turn right on E Carter Canyon Rd and follow to the Mint Spring Trail. Turn left on Mint Spring Trail and follow until rejoining with the AZT at Marshall Saddle and the Wilderness of Rocks Trail. See map here.

For mountain bikers and equestrians traveling northbound on the Pusch Ridge Wilderness Bypass: From the Butterfly Trailhead / Sunset Trail Junction at FarOut Bike Route NOBO mile 187.8, do NOT follow the Sunset Trail. Instead continue on N General Hitchcock Hwy until rejoining the AZT at E Ski Run Rd heading uphill toward Red Ridge Trailhead.

For mountain bikers and equestrians traveling southbound on the Pusch Ridge Wilderness Bypass: from the intersection of E Ski Run Rd and N General Hitchcock Hwy at FarOut Bike Route SOBO mile 638.0, do NOT turn right into Summerhaven. Instead, turn left on N General Hitchcock Hwy until rejoining with the Wilderness Bypass Route at the Butterfly Trailhead.