FloodZoneMap.org

Putnam County, New York Flood Zones

Check an Address in Putnam County

Enter any address in Putnam County, New York to see its FEMA flood zone

The Flooding Character of Putnam County

Flash flooding from heavy rainfall events dominates the flood character in Putnam County. In July 2023, multiple rounds of torrential rainfall from heavy thunderstorms produced localized flash flooding, with some areas receiving 3-5 inches of rain in a few hours, and some spots seeing upwards of 8 inches. Similar heavy rainfall events, with rates of 1-2 inches per hour, occurred in June 2024, leading to localized flash flooding.

Over the last 30 years, NOAA Storm Events data indicates 24 flash flood events, 8 flood events, and 2 tropical storm events. National Flood Insurance Program (NFIP) claims data shows that properties in Zone A and Zone X have experienced the most claims, with average payouts in the tens of thousands of dollars and average water depths of over five feet. Homeowners in these zones, as well as those in Zone X_SHADED which has seen the highest average payout, should pay particular attention to flood risk.

Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.

Read First-Hand Flood Stories from Putnam County

12 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.

Read New York flood stories →

Flood Risk Data for Putnam County

Putnam County, New York has recorded 35 flood-related events since 1996 according to NOAA's Storm Events Database, including 24 flash floods and 8 river or area floods. The county has received 29 federal disaster declarations, 3 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Putnam County Disaster History

FEMA Disaster Declarations (1965–2023)

Disaster Declarations
29
Flood/Coastal Disasters
3
Hurricane Disasters
5
Latest Disaster
Severe Storms And Flooding (2023-07-09)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Putnam County

DeclarationTypeDate
Severe Storms And FloodingSevere StormJul 9, 2023
Remnants Of Hurricane IdaHurricaneSep 1, 2021
Hurricane HenriHurricaneAug 21, 2021
Tropical Storm IsaiasHurricaneAug 4, 2020
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Hurricane SandyHurricaneOct 27, 2012
Hurricane IreneHurricaneAug 26, 2011
Severe Winter StormSevere StormDec 11, 2008
Severe Storms And Inland And Coastal FloodingSevere StormApr 14, 2007

Recorded Flood Events in Putnam County

NOAA Storm Events Database (1996–2025)

Total Flood Events
35
River/Area Floods
8
Flash Floods
24
Coastal/Storm Surge
1
Hurricanes/Tropical Storms
2
Total Property Damage
$1.9M

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Putnam County

TypeDateDamage
Flash FloodJul 14, 20250.00K
Flash FloodJun 30, 20240.00K
Flash FloodDec 18, 20230.00K
Flash FloodJul 10, 20230.00K
Flash FloodJul 9, 20230.00K
Tropical StormAug 4, 20200.00K
Flash FloodJul 28, 20180.00K
Flash FloodJul 7, 20150.00K
Flash FloodJul 28, 20120.00K
Flash FloodJul 27, 20080.00K

Putnam County Flood History

Flash Flood — Jul 14, 2025

A weak front approached from the west along with PW of 2 inches resulting in heavy rainfall across the area. 4 to 6.5 inches of rainfall totals were reported with rainfall rates between 1 to 2 inches.

Flash Flood — Jun 30, 2024

A slow moving cold front allowed for widespread thunderstorm development on June 30th. MUCAPE values of 2000-3000 J/kg with PWATs near 2 allowed for thunderstorms to produce heavy rainfall with rainfall rates of 1-2 inches per hour. These thunderstorms moved through the Lower Hudson Valley and Connecticut resulting in 1 to 2 inches of rain, most of which fell over a one to two hour period. This...

Flash Flood — Dec 18, 2023

A warm front ahead of a developing coastal low pressure system positions itself over the area late on December 17th and into December 18th. As the low pressure intensified and approached, significant amounts of moisture focused along the warm front ahead of the coastal low resulting in widespread areas of heavy rainfall that occurred over a 12-18 hour period. PWATs were 1.5-1.7 inches which wer...

Flash Flood — Jul 10, 2023

A stalled frontal boundary remained over the area which produced multiple rounds of torrential rainfall form heavy thunderstorms from July 9th through July 10th. CAPE values of 2500 to 3500 J/kg and PWAT values of near 1.8 allowed heavy thunderstorm development to produce rainfall rates of 2-3 inches per hour at times. There were parts of the area that receive anywhere from 3-5 inches of rain i...

Flash Flood — Jul 9, 2023

A stalled frontal boundary remained over the area which produced multiple rounds of torrential rainfall form heavy thunderstorms from July 9th through July 10th. CAPE values of 2500 to 3500 J/kg and PWAT values of near 1.8 allowed heavy thunderstorm development to produce rainfall rates of 2-3 inches per hour at times. There were parts of the area that receive anywhere from 3-5 inches of rain i...

Source: NOAA National Weather Service Storm Events Database.

Putnam County NFIP Flood Insurance Claims

Total Claims Filed
316
Total Paid Out
$3.7M
Avg Claim
$17,264
Avg Water Depth
10.0 ft

Claims by Flood Zone

A Zones (High Risk)
105
X Shaded (500-yr)
7
X Unshaded (Low)
32

Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).

Flood Zone Types in Putnam County

FEMA assigns flood zone designations to areas in Putnam County, New York:

AE High Risk — 1% annual chance of flooding. Insurance required.

VE Very High Risk — Coastal flooding with wave action.

X (Shaded) Moderate Risk — 500-year floodplain.

X Low Risk — Outside major floodplains.

View all flood zone types →

Flood Insurance in Putnam County

Properties in Putnam County, New York that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.

Even outside high-risk zones, flood insurance is recommended. From 2014 to 2024, nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area.

Visit FloodSmart.gov to find an agent and get a quote.