Morrisville Unified Development Ordinance – September 2018

ARTICLE 6: RIPARIAN BUFFERS .................................................................................................. 6-1 Section 6.1. Purpose ..............................................................................................................................6-1 Section 6.2. General ..............................................................................................................................6-1 6.2.1. Authority ............................................................................................................................................................................6-1 6.2.2. Applicability .....................................................................................................................................................................6-1 A. General .............................................................................................................................................................................6-1 B. Exemptions........................................................................................................................................................................6-1 C. Existing Single-Family Detached Dwelling Lots in Neuse River Basin ..................................................................6-2 D. Ponds for Agricultural Purposes ...................................................................................................................................6-2 6.2.3. Interpretation of Riparian Buffer Regulations ...........................................................................................................6-3 6.2.4. Records ..............................................................................................................................................................................6-3 Section 6.3. Riparian Buffers and Zones ...............................................................................................6-3 6.3.1. Riparian Buffer.................................................................................................................................................................6-3 6.3.2. Riparian Buffer Zones.....................................................................................................................................................6-3 A. Zone One ..........................................................................................................................................................................6-3 B. Zone Two...........................................................................................................................................................................6-3 Section 6.4. Identification of Riparian Buffers .......................................................................................6-4 6.4.1. Surface Waters with Riparian Buffers........................................................................................................................6-4 A. General .............................................................................................................................................................................6-4 B. Exception...........................................................................................................................................................................6-4 6.4.2. Maps Used to Identify Surface Waters with Riparian Buffers..............................................................................6-4 6.4.3. On-Site Determination of Surface Waters with Riparian Buffers.........................................................................6-4 Section 6.5. Riparian Buffer Development Review................................................................................6-5 6.5.1. Applicability .....................................................................................................................................................................6-5 6.5.2. Riparian Buffer Development Review Procedure .....................................................................................................6-5 A. Pre-Application Conference..........................................................................................................................................6-5 B. Application Submittal and Acceptance ......................................................................................................................6-5 C. Staff Review and Decision ............................................................................................................................................6-5 D. Post-Decision Actions.......................................................................................................................................................6-6 6.5.3. Riparian Buffer Development Review Standards.....................................................................................................6-6 A. Exempt...............................................................................................................................................................................6-6 B. Allowable..........................................................................................................................................................................6-7 C. Allowable with Mitigation .............................................................................................................................................6-7 D. Additional Requirement for Single-Family Detached, Duplex, Attached, and Manufactured Home Dwelling Lots 6-7 E. Plats....................................................................................................................................................................................6-8 Section 6.6. Variances from Riparian Buffer Regulations......................................................................6-8 6.6.1. Applicability .....................................................................................................................................................................6-8 A. General .............................................................................................................................................................................6-8 B. Minor Variances and Major Variances Distinguished .............................................................................................6-8