FEMA Letters of Map Change David Love, PE, CFM - Charlotte-Mecklenburg Storm Water Services Floodplain 101, Spring 2016

Overview Introduction Workflow CLOMR Issues LOMR Issues Recap Personal introduction   Floodplain 101, Spring 2016

Introduction – FEMA Letter of Map Change FEMA-issued documents that revises regulatory flood data Protect property rights, prevent flood risk increase to existing structure Floodway encroachment that results in base flood elevation increase, floodway surcharge exceedance, or stream centerline relocation MT-2 Form, topographic workmap, hydraulic model CLOMR on front end – LOMR after FEMA issue, local review concurrent with FDP Provide better service Due process Floodplain 101, Spring 2016

Workflow Initial Review Fee exemption? MT-2 Endangered Species Act compliance Workmap Structure impact certification Alternatives analysis Sediment transport Draft property owner notification Qualitative evaluation – is the item included? CTP Special Topics, Spring 2016 April 25, 2014

Workflow Hydraulic Model Review Duplicate, corrected & proposed plans Are model inputs reasonable and explained in narrative? Does topography match workmap? Do hydraulic structure details match construction drawings? Do results match narrative summary tables? Are floodway surcharges within tolerances? Do model top widths match map boundaries? Hydrology revisions strongly discouraged CTP Special Topics, Spring 2016 April 25, 2014

Workflow Property Owner Notification Establish limits of revision area Extract parcel data Prepare & mail letter CTP Special Topics, Spring 2016 April 25, 2014

Workflow Audit & Issuance Audit package to FEMA contractor, respond as necessary FEMA signature on determination document Issuance date & effective date CTP Special Topics, Spring 2016 April 25, 2014

Fee schedule & method of payment ESA policy revisions Workmap CLOMR Issues Fee schedule & method of payment ESA policy revisions Workmap Scale Labels PE seal EO 13690 Floodplain 101, Spring 2016

Non-regulatory products Digital layers LOMR Issues Sealed as-builts Re-mapping conflicts Non-regulatory products Digital layers Floodplain 101, Spring 2016

CLOMR is supplement to local FDP, concurrent review Summary CLOMR is supplement to local FDP, concurrent review Fees payable to NFIP, waive local review fee Encourage pre-submittal consultation Caution with use of North Carolina FRIS data Floodplain 101, Spring 2016

David Love: david.love@mecklenburgcountync.gov Thank You David Love: david.love@mecklenburgcountync.gov Floodplain 101, Spring 2016