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Flood Map Updates: Marion County Mississippi

February 7th, 2022

3 min read

By Chris Greene

Recent flood insurance rate map updates have brought important changes to Marion County, Mississippi. These updates affect how flood risk is classified, who may be required to carry flood insurance, and how much coverage could cost. Below is a clear breakdown of Marion County’s flood history, why the maps were updated, which flood zones are involved, and who is impacted.

Flooding History in Marion County

Marion County has a long history of flooding, particularly in Columbia, Mississippi, due to its proximity to the Pearl River. While river flooding has occurred in the past, the most common flood threat in this area continues to be flash flooding.

Significant flood events have been recorded in 1938, 1961, 1974, 1979, 1983, 1999, and 2007, highlighting the county’s ongoing exposure to flood-related risks.

The previous Flood Insurance Rate Map (FIRM) update for Marion County took place in 2011, making this latest update long overdue.

Why Were the Flood Maps Updated?

The most recent flood study revealed that the Pearl River impacts more than 75% of Marion County, prompting FEMA to reassess flood risks across the region. Updated flood maps help provide more accurate risk data, ensuring property owners, lenders, and insurers have current information when making coverage decisions.

Flood Zones in Marion County

There are three primary flood zones affecting Marion County:

Flood Zone X

Flood Zone X is considered a low-risk area, and flood insurance is typically not required by lenders. However, flash flooding can still occur, which remains the primary flood concern for many properties in this zone.

Flood Zone A

Flood Zone A has a 1% annual chance of flooding but does not include a determined base flood elevation. Many rural areas of Marion County fall under this classification due to limited elevation data.

Flood Zone AE

Flood Zone AE represents a higher-risk flood area and also carries a 1% annual chance of flooding. The key difference is that Flood Zone AE includes a defined base flood elevation. Portions of downtown Columbia, Mississippi, including business districts and government facilities, fall within this zone.

Who Is Impacted by These Changes?

There is both good news and bad news for property owners in Marion County.

The good news:
Approximately 125 properties have been removed from high-risk flood zones. Property owners with mortgages in these areas should receive notification that flood insurance is no longer required.

The bad news:
Roughly 740 properties have been reclassified from low-risk zones into high-risk flood zones, meaning flood insurance may now be required.

How Will Property Owners Be Notified?

Flood map changes are typically announced through local newspapers and city council communications. For properties with mortgages, lenders conduct their own flood zone audits.

If your property is newly classified as being in a Special Flood Hazard Area, your mortgage company will usually send a written notice. Property owners are typically given 45 days to secure flood insurance before the lender places coverage on their behalf.

Flood Insurance Options for Marion County

Property owners generally have three options when flood insurance becomes required:

  • Coverage through the National Flood Insurance Program (NFIP)

  • Coverage through the private flood insurance market

  • Requesting a Letter of Map Amendment (LOMA), if eligible

National Flood Insurance Program (NFIP)

The National Flood Insurance Program (NFIP) is a federally backed program established in 1968 to provide flood insurance to communities across the United States.

For Marion County property owners affected by flood map updates, NFIP offers two policy options:

  • Standard flood insurance policies, which usually include a 30-day waiting period

  • Newly mapped policies, available to properties recently moved from Flood Zone X into Flood Zone A or AE

Newly mapped properties may qualify for reduced rates during the first 12 months, offering temporary relief before premiums gradually increase to full-risk pricing.

Private Flood Insurance in Mississippi

In addition to NFIP, many residents in Columbia and Marion County may qualify for private flood insurance, depending on their loan type:

  • FHA loans: NFIP required

  • VA loans: Private flood insurance allowed

  • USDA loans: Private flood insurance allowed

  • Conventional loans: Private flood insurance allowed

Private flood insurance can offer higher coverage limits, additional benefits, and potential cost savings compared to NFIP policies.

Comparing Private Flood Insurance and NFIP

Coverage Private Flood Insurance NFIP
Building coverage Above $250,000 Up to $250,000
Contents coverage Above $100,000 Up to $100,000
Living expenses Available Not available
Premium flexibility Savings up to 50% Rates set by FEMA

It’s important to understand that both NFIP and private policies have strict cancellation rules. NFIP policies can usually only be moved to the private market at renewal, while private insurers may enforce minimum earned premium requirements, meaning a portion of the premium may be non-refundable.

Final Thoughts

Flood map updates in Marion County bring significant changes that can affect insurance requirements, premiums, and financial planning. Understanding your flood zone and insurance options is essential to managing flood risk effectively.

If you have questions about flood zone changes in Columbia or Marion County, visit floodinsuranceguru.com, or explore educational resources through The Flood Insurance Guru on YouTube, Facebook, and podcast platforms.

Chris Greene