NV · Region 9

LOMA and LOMR-F in Nevada

Nevada flood risk is driven by flash flooding and alluvial fan flow in the Las Vegas and Reno metros. Clark County LOMA workload is very active due to ongoing map revisions.

LOMA in Nevada

Clark County LOMA candidates frequently involve homes on natural rises within large mapped alluvial fans.

Read the national LOMA page →

LOMR-F in Nevada

LOMR-F is common in master-planned developments where pads were engineered above the mapped level.

Read the national LOMR-F page →

Where activity concentrates

Major metros

  • Las Vegas
  • Henderson
  • Reno

Common counties

  • Clark County
  • Washoe County

Licensing and documentation in Nevada

A Nevada Professional Land Surveyor or Professional Engineer must prepare elevation documents.

Frequently asked questions about Nevada

Can a property in Nevada qualify for a FEMA LOMA?

Yes, many Nevada properties qualify when the structure or parcel sits on natural high ground above the Base Flood Elevation. Clark County LOMA candidates frequently involve homes on natural rises within large mapped alluvial fans. A specialist review can confirm whether the property matches the LOMA pattern before you order new survey work.

When is a LOMR-F the right path in Nevada?

A LOMR-F applies when earthen fill created the elevation difference. LOMR-F is common in master-planned developments where pads were engineered above the mapped level. If fill was used, packaging the file as a LOMA usually creates delay.

Who can prepare an Elevation Certificate in Nevada?

A Nevada Professional Land Surveyor or Professional Engineer must prepare elevation documents. FloodMapReview.com can review an existing Elevation Certificate or connect you with a qualified professional if new survey work is needed.

Which Nevada counties see the most LOMA and LOMR-F activity?

Activity is concentrated in Clark County, Washoe County, driven by flash flooding and alluvial fan flow.

Does a LOMA in Nevada automatically remove flood insurance?

Not automatically. A LOMA can change the federal mandatory-purchase requirement, but Nevada lenders and insurance carriers still make underwriting decisions. A Nevada homeowner may still choose to keep voluntary coverage.

How long does a Nevada LOMA typically take?

Timing depends on document readiness and whether the case qualifies for the faster professional-submitted eLOMA route. Most Nevada files move faster when the Elevation Certificate and FEMA correspondence are gathered before submission.

Can FloodMapReview.com help with a LOMA anywhere in Nevada?

Yes. We review LOMA and LOMR-F files across all Nevada counties, including Las Vegas, Henderson, Reno and surrounding areas. Call (281) 870-4492 to talk through an urgent file.

What documents should Nevada homeowners gather first?

Start with the property address, current flood zone or lender determination, any existing Elevation Certificate or survey, prior FEMA correspondence, and a lender or insurance notice if one triggered the review. Upload what you have and a specialist will identify the next step.

Reviewed by

FloodMapReview Engineering

Licensed P.E. and CFM team, FloodMapReview.com

FloodMapReview Engineering is a team of licensed Professional Engineers and Certified Floodplain Managers who have reviewed hundreds of LOMA, LOMR-F, eLOMA, and Online LOMC files across the United States. The team specializes in helping homeowners, buyers, lenders, and surveyors navigate the FEMA flood map amendment process. FloodMapReview engineers personally review every case for eligibility, ensure Elevation Certificates and supporting documents meet FEMA standards, and guide clients from initial assessment through final determination.