State Route 1 North - Soldotna to Cooper Landing

SR 1 (Sterling Highway) becomes part of unsigned Interstate A3 north at Kenai Spur Highway in the city of Soldotna.
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Kenai Spur Highway travels 38.39 miles northwest from SR 1 in Soldotna to the city of Kenai, Salamatof and Captain Cook State Recreation Area along Cook Inlet.
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SR 1 (Sterling Highway) constitutes a commercial boulevard north through Soldotna to big box retail at Devon Drive.
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Confirming marker posted north between Devin Drive and Sharkathmi Avenue. SR 1 is unsigned Interstate A3 from Soldotna north 147 miles into Anchorage.
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The Soldonta welcome sign stands along the north side of SR 1 by Sterling Highway mile marker 93.5. Mileposts decrease along Sterling Highway northbound.
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The community of Sterling lies eight miles east along SR 1. Seward follows at the south end of SR 9 (Seward Highway) in 90 miles. Downtown Anchorage is 145 miles to the north.
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Scout Lake Road comprises a 4.38 mile long loop south from SR 1 in Sterling to Morgan's Landing State Recreation Area and Scout Lake State Recreation Site.
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Swanson River Road connects SR 1 (Sterling Highway) with Robinson Loop Road west in 0.66 miles.
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The Sterling Weigh Station lines the north side of SR 1 in Sterling by Marilee Street.
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The Moose River flows south into the adjacent Kenai River.
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SR 1 continues with four lanes to east Sterling.
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Sterling Highway enters Kenai Peninsula National Wildlife Refuge east ahead of mile marker 76.
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Shilak Lake Road loops 18.81 miles south from Sterling Highway toward Shilak Lake along the Kenai River.
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Advancing east along Sterling Highway toward Hideout Hill and the Mystery Hills.
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The barren landscape along SR 1 (Sterling Highway) east into the Mystery Hills was the result of the Swan Lake Fire in Summer 2019.¹
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Started by a lightning strike on June 5, 2019, the Swan Lake Fire consumed around 170,000 acres over the period of three months.¹
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SR 1 (Sterling Highway) south of Upper Jean Lake.
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SR 1 north at the Skyline Trailhead in the Mystery Hills.
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Sterling Highway runs just north of Jean Lake.
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Bear Mountain rises to the south of the parallel Kenai River.
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Russian Mountain
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The speed limit reduces from 65 to 55 MPH ahead of Shilak Lake Road west.
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Distance sign posted along SR 1 northbound near Sterling Highway milepost 55.
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SR 1 north at the community of Cooper Landing.
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SR 1 (Sterling Highway) spans the Kenai River at mile marker 53.
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Kenai Lake opens southeast from Cooper Landing between Cecil Rhode Mountain and Right Mountain.
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Traffic along SR 1 separates with Sterling Highway southbound bypassing the forthcoming intersection with SR 9 (Seward Highway).
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SR 9 spurs 36.46 miles south along Seward Highway from SR 1 (Sterling Highway) to the port city of Seward.
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Restored by July 2023, the directional sign had been down for at least 1.5 years.
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Wrong Mountain rises south of adjacent Tern Lake.
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Tern Lake spreads to the south of the wye intersection joining SR 1 (Sterling Highway) with SR 9 (Seward Highway).
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SR 9 (Seward Highway) initially heads east from SR 1 to Upper Trail Lake. Turning south, Seward Highway continues to Crown Point, Kenai Lake and Primrose.
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SR 1 overtakes Seward Highway north to Anchorage from the end of SR 9 and Sterling Highway.
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