WY · Region 8

LOMA and LOMR-F in Wyoming

Wyoming flood risk centers on snowmelt-driven events in the Snake, Bighorn, and North Platte basins plus flash flooding near Jackson and Casper.

LOMA in Wyoming

LOMA candidates often involve homes on natural benches above mapped rivers in Teton and Laramie counties.

Read the national LOMA page →

LOMR-F in Wyoming

LOMR-F applies in resort-area developments on engineered fill.

Read the national LOMR-F page →

Where activity concentrates

Major metros

  • Cheyenne
  • Casper
  • Laramie
  • Jackson

Common counties

  • Laramie County
  • Natrona County
  • Teton County

Licensing and documentation in Wyoming

A Wyoming-licensed Professional Land Surveyor or Professional Engineer must prepare elevation documents.

Frequently asked questions about Wyoming

Can a property in Wyoming qualify for a FEMA LOMA?

Yes, many Wyoming properties qualify when the structure or parcel sits on natural high ground above the Base Flood Elevation. LOMA candidates often involve homes on natural benches above mapped rivers in Teton and Laramie counties. 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 Wyoming?

A LOMR-F applies when earthen fill created the elevation difference. LOMR-F applies in resort-area developments on engineered fill. If fill was used, packaging the file as a LOMA usually creates delay.

Who can prepare an Elevation Certificate in Wyoming?

A Wyoming-licensed 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 Wyoming counties see the most LOMA and LOMR-F activity?

Activity is concentrated in Laramie County, Natrona County, Teton County, driven by snowmelt flooding and mountain flash flooding.

Does a LOMA in Wyoming automatically remove flood insurance?

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

How long does a Wyoming LOMA typically take?

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

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

Yes. We review LOMA and LOMR-F files across all Wyoming counties, including Cheyenne, Casper, Laramie and surrounding areas. Call (281) 870-4492 to talk through an urgent file.

What documents should Wyoming 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.