FEMA NRI v1.20Released December 2025Methodology

New York Disaster Risk

Natural disaster risk data for all 62 counties.

FEMA release

December 2025

Mean county NRI score

69.4

Counties with Data

of 62 total

County risk atlas

New York hazard exposure by county

FEMA NRI v1.20 scores on a 0–100 relative scale. Toggle the composite and five selected hazard categories out of FEMA's 18. Flood is the higher of Coastal Flooding and Inland Flooding NRI scores.

Counties

62/62

Mean county NRI score

69.4

Risk layers

Highest Risk Counties

Kings County

Relatively High

NRI score 99.3

Queens County

Relatively High

NRI score 99.2

New York County

Relatively High

NRI score 98.8

Bronx County

Relatively High

NRI score 98.3

Erie County

Relatively High

NRI score 97.7

Lowest Risk Counties

Hamilton County

Very Low

NRI score 15.1

Schuyler County

Very Low

NRI score 16.3

Orleans County

Very Low

NRI score 17.9

Lewis County

Very Low

NRI score 24.7

Putnam County

Very Low

NRI score 39.8

All New York Counties

County	NRI score	FEMA Rating	Flood	Wildfire	Tornado	Earthquake
Kings County	99.3	Relatively High	99.4	38.5	94.2	98.6
Queens County	99.2	Relatively High	99.3	15.5	90.6	98.1
New York County	98.8	Relatively High	99.2	9.9	89.4	96.9
Bronx County	98.3	Relatively High	98.5	2.4	85.2	96.7
Erie County	97.7	Relatively High	99.0	62.6	95.4	85.8
Suffolk County	97.3	Relatively High	98.6	73.4	74.7	95.9
Nassau County	97.1	Relatively High	98.4	43.6	76.2	96.5
Westchester County	96.2	Relatively High	98.0	56.6	72.7	94.8
Monroe County	93.8	Relatively Moderate	96.7	47.1	87.2	84.1
Onondaga County	91.3	Relatively Moderate	95.2	46.3	87.3	81.4
Richmond County	91.0	Relatively Moderate	92.0	31.5	83.4	91.8
Orange County	90.6	Relatively Moderate	93.4	51.2	81.9	87.3
Rockland County	88.4	Relatively Moderate	91.8	14.6	77.5	88.7
Dutchess County	88.3	Relatively Moderate	92.4	57.3	63.3	84.2
Ulster County	87.7	Relatively Moderate	91.9	52.9	87.6	80.6
Broome County	87.5	Relatively Moderate	93.2	36.3	83.6	68.7
Oneida County	86.3	Relatively Moderate	91.1	38.5	71.9	80.1
Albany County	85.9	Relatively Moderate	90.3	36.2	88.0	83.7
Chautauqua County	84.6	Relatively Moderate	91.3	43.1	76.1	43.3
Niagara County	83.4	Relatively Moderate	91.0	33.8	52.4	65.9
Delaware County	83.3	Relatively Moderate	91.2	18.7	55.6	50.4
Rensselaer County	82.2	Relatively Moderate	89.0	29.3	76.6	63.3
Cattaraugus County	81.6	Relatively Moderate	89.9	35.1	68.4	35.5
Sullivan County	78.3	Relatively Low	86.6	29.5	71.3	68.3
St. Lawrence County	77.9	Relatively Low	85.0	33.1	24.2	86.5
Steuben County	76.9	Relatively Low	87.5	30.7	58.1	38.6
Otsego County	75.8	Relatively Low	85.8	25.7	46.3	47.3
Tompkins County	73.9	Relatively Low	86.2	22.2	59.0	42.7
Saratoga County	73.0	Relatively Low	83.3	37.4	69.9	73.3
Chenango County	72.3	Relatively Low	85.6	26.5	46.4	39.3
Schenectady County	71.3	Relatively Low	82.9	21.5	70.7	66.9
Allegany County	69.8	Relatively Low	84.6	19.7	41.5	27.0
Clinton County	68.8	Relatively Low	82.4	24.2	26.3	83.5
Columbia County	68.7	Relatively Low	79.9	38.7	68.7	66.5
Greene County	68.3	Relatively Low	81.8	18.9	54.5	54.6
Oswego County	67.6	Relatively Low	82.1	35.7	43.1	65.3
Montgomery County	65.2	Relatively Low	80.5	27.7	41.7	51.8
Jefferson County	64.0	Relatively Low	78.0	28.0	27.9	71.5
Ontario County	63.5	Relatively Low	78.8	38.3	44.0	53.1
Essex County	62.7	Relatively Low	76.9	24.8	23.8	72.8
Warren County	62.3	Relatively Low	71.5	24.9	39.0	65.2
Cayuga County	61.5	Relatively Low	78.1	32.4	39.2	47.7
Herkimer County	60.0	Relatively Low	78.5	25.7	38.6	51.4
Tioga County	59.9	Relatively Low	78.9	23.9	43.8	32.6
Madison County	59.4	Relatively Low	77.1	20.1	41.9	47.4
Washington County	56.6	Relatively Low	70.7	20.5	43.7	59.2
Livingston County	56.4	Relatively Low	73.3	17.7	39.8	41.3
Wayne County	56.3	Relatively Low	72.3	40.3	38.3	55.0
Genesee County	56.1	Relatively Low	71.1	18.4	29.5	47.4
Chemung County	54.8	Relatively Low	72.2	22.6	52.8	42.6
Cortland County	51.2	Relatively Low	71.9	9.9	37.4	39.1
Franklin County	48.9	Relatively Low	67.1	17.5	18.9	79.2
Fulton County	48.6	Relatively Low	66.4	27.4	40.0	58.1
Yates County	46.6	Relatively Low	67.5	12.7	29.7	27.4
Seneca County	41.8	Very Low	63.6	25.8	30.8	47.0
Schoharie County	41.3	Very Low	65.6	11.2	33.0	37.8
Wyoming County	41.3	Very Low	63.7	13.1	29.2	25.9
Putnam County	39.8	Very Low	57.4	19.7	29.8	65.1
Lewis County	24.7	Very Low	49.9	13.5	17.2	46.9
Orleans County	17.9	Very Low	39.9	12.5	22.4	36.7
Schuyler County	16.3	Very Low	39.1	6.9	22.1	19.7
Hamilton County	15.1	Very Low	41.8	3.1	11.2	47.7

Frequently Asked Questions

How many New York county records are included?

RiskByCounty includes 62 New York county records from FEMA NRI v1.20 (December 2025).

Which FEMA county ratings appear in New York?

FEMA NRI v1.20 (December 2025) county rating counts for New York: Very Low: 8; Relatively Low: 31; Relatively Moderate: 15; Relatively High: 8; Very High: 0; Not available: 0.

How complete are the five selected hazard fields for New York?

FEMA NRI v1.20 (December 2025) availability among 62 county records: Flood: 62 of 62; Wildfire: 62 of 62; Tornado: 62 of 62; Earthquake: 62 of 62; Hurricane: 62 of 62. RiskByCounty displays five selected hazard categories out of FEMA's 18.

Official Ready.gov resource

Continue to Ready.gov for federal emergency-planning information maintained outside RiskByCounty.

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Data Source

County data sourced from FEMA National Risk Index v1.20, released December 2025. Values are labeled NRI score (0–100 relative scale). RiskByCounty displays five selected hazard categories out of FEMA's 18; flood is the higher of the Coastal Flooding and Inland Flooding source scores.

RiskByCounty presents county-level source fields and deterministic arithmetic summaries.

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