TITLE
Title
ADOPT FEMA LETTER OF MAP REVISION (LOMR) CASE NO.: 23-04-3460P FOR YOUNG’S MILL SANITARY SEWER OUTFALL
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SPONSOR
Sponsor
J. Leslie Bell (K. Brent Gatlin)
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BACKGROUND
Background
On July 29, 2024 the Federal Emergency Management Agency (FEMA) and NC Floodplain Mapping Program (NCFMP) issued a Letter of Map Revision (LOMR) Case No. 23-04-3460P to Guilford County (FEMA Community ID #370111) and City of Greensboro (FEMA Community ID #375351) that revises the Flood Insurance Rate Map (FIRM) and Flood Insurance Study (FIS) for Guilford County along the North Little Alamance Creek (Stream No. 72) as associated with the completed Young’s Mill Sanitary Sewer Outfall (NC-23-832) project by the City of Greensboro. The approximately 4.5-mile sewer project included 25 concrete manholes placed above grade and lying within the 100-year Floodplain (see Affected Area Exhibit attached).
The revisions to the FIRM & FIS described in the LOMR are based on the surveyed as-built conditions of the completed project and associated hydraulic analysis of the floodplain. The County must adopt the LOMR as required by FEMA and the Code of Federal Regulations CFR 60.3(d). The attached July 29, 2024 FEMA/NCFMP Cover Letter and LOMR Determination Document includes the Public Notification of Revision and the Revised to Reflect LOMR Effective December 9, 2024 FIRM Panels (maps) #7893, #8803, #8813, and #8814. Adoption is required within 90 days of the December 9, 2024 Effective Date of the LOMR per Guilford County UDO Section 9.3.D.2.
A LOMR is FEMA’s update to a FIRM (a.k.a. flood map) and FIS (a.k.a. flood study). LOMRs are generally based on physical alterations that affect the characteristics of the floodplain, in this case the sewer manhole encroachments into the floodplain. The LOMR officially revises the effective National Flood Insurance Program (NFIP) map and is a public record that the community must maintain. Any LOMR should be noted on the community's master ...
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