FEMA flood zones · Missouri

Greene County, Missouri Flood Zone Map

206 flood insurance claims·$3.3M paid·6 federal flood & hurricane disasters

6% of Greene County’s area is in FEMA’s high-risk flood zones, and another 1% in shaded X (mostly the 0.2% floodplain and areas behind levees).

Share of the whole county outline, rivers and lakes included; parts FEMA hasn’t mapped count as zero.

Coastal high risk (V, VE)FloodwayHigh risk (A, AE)Moderate (X, 500-year)Minimal (X)Undetermined (D)

Shaded areas are FEMA’s mapped flood hazard zones in and around Greene County, Missouri. Zoomed out they are simplified; at street level the map switches to FEMA’s exact layer. Tap anywhere to check that spot, or search an address above.

How Greene County floods

Flash flooding from heavy storms dominates the flood risk profile in Greene County, Missouri, accounting for 297 events and three deaths over the last 30 years compared to 74 standard flood events. This risk is exemplified by storms in July 2025, when persistent slow-moving thunderstorms produced between 3 and 6 inches of rain over a less than 6-hour period in eastern Greene County, with some locations receiving over an inch of rain in just 15 minutes.

National Flood Insurance Program records indicate that property damage occurs across multiple zones, with high claim activity and severity in designated high-risk areas as well as moderate-risk zones. Zone A leads with 91 claims, averaging a $29,937 payout and an average recorded water depth of 9 inches. Meanwhile, properties categorized under Zone X recorded 55 claims with an average payout of $18,337 and an average water depth of 15 inches, Zone X unshaded recorded 37 claims averaging $7,976 with a 12-inch average water depth, and Zone X shaded recorded 14 claims averaging $10,706 with a 3-inch average water depth. An additional 9 claims occurred in unknown zones, averaging $2,574 with no recorded water depth.

Homeowners, real estate agents, and journalists should pay the closest attention to properties located within Zone A, which experiences the highest number of claims and largest average payouts, as well as properties in Zone X designations where significant average water depths have been recorded during flood events.

Summary written from NOAA storm reports and NFIP claims for this county. Not a prediction.

Where the flood claims came from

36% of Greene County’s flood insurance claims were on properties rated outside FEMA’s high-risk zones.

142 NFIP claims with a recorded rated flood zone, 1978 to date. The zone is the one FEMA used to rate that policy, which may not match today’s map. Source: OpenFEMA NFIP claims.

How deep the water got

outlet80″ door12″24″36″48″60″72″84″

In flood insurance claims here that reported a flood depth, the average was 11 inches.

Drawn to scale against an 80-inch door. Even a few inches soaks flooring, the bottom of the drywall and anything plugged in near the floor.

Average of the depths reported on claims (zero and implausible values left out); FEMA’s record doesn’t say exactly where each depth was measured. Source: OpenFEMA NFIP claims.

Flood claims, year by year

The worst year was 2008, with 44 claims and $685,854 paid, the year of Severe Storms and Flooding.

1978: 5 claims1979: 6 claims1980: 1 claims1982: 1 claims1983: 1 claims1984: 1 claims1985: 1 claims1988: 1 claims1990: 1 claims1991: 1 claims1992: 2 claims1993: 17 claims1994: 1 claims1996: 1 claims1997: 1 claims1998: 3 claims1999: 2 claims2000: 22 claims2001: 1 claims2002: 12 claims2004: 1 claims2005: 4 claims2007: 1 claims2008: 44 claims2009: 8 claims2010: 1 claims2011: 4 claims2012: 3 claims2013: 5 claims2015: 17 claims2016: 8 claims2017: 6 claims2018: 2 claims2020: 1 claims2021: 1 claims2022: 2 claims2023: 2 claims2024: 3 claims2025: 5 claims2026: 7 claims19801990200020102020

Bar height is scaled by square root so ordinary years stay visible next to the worst one. NFIP claims by year of loss. Source: OpenFEMA.

In their words

108 NOAA storm reports from Greene County describe what happened, in the words of the forecasters who covered it. Read the Missouri flood stories →

Federal disasters

26 federal disaster declarations since 1974, 6 of them floods, coastal storms or hurricanes.

DisasterBegan
Severe Storms, Straight-line Winds, Tornadoes, And FloodingApr 29, 2025
Severe Storms, Straight-line Winds, Tornadoes, And FloodingJul 29, 2023
Severe Storms, Tornadoes, And FloodingApr 29, 2019
Severe Storms, Tornadoes, Straight-line Winds And FloodingApr 28, 2017
Severe Storms, Tornadoes, Straight-line Winds, And FloodingDec 23, 2015
Severe Winter StormJan 31, 2011
Severe Storms, Tornadoes, And FloodingMay 8, 2009
Severe Winter StormJan 26, 2009

Weather and water disasters only; most recent first. Source: OpenFEMA Disaster Declarations.

Recorded flood events

371 since 1996: 297 flash floods and 74 river or area floods.

EventDateDamage
Flash FloodMay 24, 2025—
Flash FloodMay 24, 2025$200,000
FloodJul 15, 2025—
Flash FloodJul 6, 2025—
FloodJul 6, 2025—
Flash FloodApr 4, 2025—
FloodApr 26, 2024—
Flash FloodApr 25, 2024—

— = no damage estimate in the record. Source: NOAA Storm Events Database.

From the storm reports

Flash Flood · May 24, 2025. Several rounds of showers and thunderstorms occurred from Friday, May 23 through Tuesday, May 27, 2025. Total Rainfall amounts ranged between 2-5 inches, with localized amounts up to 8.6 inches.

Flood · Jul 15, 2025. An isolated pulse thunderstorm moves slowly over portions o the Springfield metro causing flooding in the Fassnight Creek and Park areas. Rain in excess of an inch fell in a 15 minute period.

Flash Flood · Jul 6, 2025. With a moist airmass in place over the region, afternoon pulse thunderstorms developed across southwestern Missouri producing localized wind damage and flooding. Significant flooding occurred in eastern Greene County where between 3 and 6 inches of rain fall over a less than 6 hour period as persistent slow moving storms developed over the county. During the period, some locations saw in excess of an inch of rain…

Flood · Jul 6, 2025. With a moist airmass in place over the region, afternoon pulse thunderstorms developed across southwestern Missouri producing localized wind damage and flooding. Significant flooding occurred in eastern Greene County where between 3 and 6 inches of rain fall over a less than 6 hour period as persistent slow moving storms developed over the county. During the period, some locations saw in excess of an inch of rain…

National Weather Service narratives, lightly trimmed. Source: NOAA Storm Events Database.

The zones you’ll see on the map

Every colour on the map above is a place on this drawing: where the ground sits relative to the flood FEMA plans for.

Cross-section of a river floodplainDiagram: a river valley. The floodway is the channel and the land beside it; the 1%-annual-chance flood surface (the base flood elevation) covers the valley floor as zone A or AE; a narrow band higher up is shaded X, the 0.2% floodplain; higher ground is X.0.2% CHANCE A YEAR (500-YEAR)BASE FLOOD ELEVATION · 1% A YEARXAEFloodwayAEX
  1. A / AE Inside the 1%-a-year floodplain: about a 26% chance of flooding over a 30-year mortgage. AE has a mapped base flood elevation; plain A does not.
  2. Floodway The channel and the land beside it that has to be kept clear enough to carry the flood. Building here is tightly limited.
  3. X shaded The 0.2% (500-year) floodplain, plus some levee-protected and very shallow flood areas.
  4. X Outside both lines. No federal requirement to insure, which is not the same as no risk.

Every flood zone code explained →

Flood insurance in Greene County

If a building in Greene County is in a high-risk zone (A or V) and its mortgage comes from a federally regulated or insured lender, or is federally backed, flood insurance is required.

Outside those zones it is optional, and often worth having: from 2014 to 2024 nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area. Since Risk Rating 2.0, NFIP premiums are set for each building, so the only reliable price is a quote: FloodSmart.gov or a local agent.