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Coverage Map |
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KOHI is currently licensed to broadcast with 1000 watts daytime and 12 watts nighttime. We have a pre-sunrise authority to sign on at 6AM each morning with 500 watts. We are currently working on our ground system to reach the purple circle areas with a stronger signal!
Our primary coverage area is Columbia County and parts of western Cowlitz County.
Cities we serve: St. Helens, Scappoose, Vernonia, Kalama, Woodland, Clatskanie, parts of Longview/Kelso, and a 50 mile stretch of Interstate Five as well as Ridgefield, Salmon Creek and parts of Vancouver.
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Ridgefield |
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Woodland |
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Kalama |

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0.5mv/m |
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2mv/m |
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5mv/m |
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Rainier |
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I-5 |
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To contact us: |
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Phone:503-397-1600 Fax: 503-397-1601 Email:am1600kohi.com |