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USGS Blue Line Streams

Published by Wake County | Wake County | Metadata Last Checked: February 21, 2026 | Last Modified: 2018-12-31T22:06:46.734Z
Blue-line stream means that a stream appears as a broken or solid blue line (or a purple line) on a USGS topographic map. Definition from NCDENR Water Resources Frequently Asked Questions http://portal.ncdenr.org/web/wq/swp/ws/401/waterresources/faqs

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