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Staff outlines riparian buffer rules and NPAA process; advocates and council push for more transparency
Summary
Planning staff gave a technical presentation on riparian buffer protections, stream classification and the No Practical Alternatives Authorization (NPAA) process under UDO Sec. 8.5 and state rules; environmental advocates urged the city to publish NPAA applications and approvals and council asked staff to explore ways to ‘daylight’ NPAA notifications.
Planning staff delivered an informational presentation on riparian buffer protection standards, aiming to clarify how stream buffers are identified, measured and regulated under Durham's Unified Development Ordinance and applicable state rules.
Sarah Young (Planning & Development Director) introduced the item and Bill Haley (Development Infrastructure Division) walked council through buffer functions, accepted mapping sources (USGS topographic quadrangle and NRCS soils maps), stream classification scoring thresholds (ephemeral, intermittent, perennial), and the origins of Durham's buffer rules including Jordan Lake and Neuse River Basin requirements (UDO Sec. 8.5). Haley explained that buffer widths vary (typically 50–150 feet…
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