| HUC | Name | EOO.ZIP | SHP.ZIP | E00.TAR | SHP.TAR | INFO ON HUC | LLID HTML |
| 17080001 | Lowe Columbia-Sandy. Oregon, Washington. (1110 sq. mi.) |
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| 17080002 | Lewis. Oregon. (1080 sq. mi.) |
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| 17080003 | Lower Columbia-Clatskanie. Oregon, Washington. (896 sq. mi.) |
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| 17080004 | Upper Cowlitz. Washington. (1030 sq. mi.) |
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| 17080005 | Lower Cowlitz. Washington. (1460 sq. mi.) |
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| 17080006 | Lower Columbia. Oregon, Washington. (672 sq. mi.) |
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