FEMA NRI v1.20Released December 2025Methodology

New Mexico Disaster Risk

Natural disaster risk data for all 33 counties.

FEMA release

December 2025

Mean county NRI score

58.9

Counties with Data

of 33 total

County risk atlas

New Mexico 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

33/33

Mean county NRI score

58.9

Risk layers

Highest Risk Counties

Doña Ana County

Relatively High

NRI score 96.1

Bernalillo County

Relatively High

NRI score 94.4

San Juan County

Relatively Moderate

NRI score 88.3

Chaves County

Relatively Moderate

NRI score 87.6

Lea County

Relatively Moderate

NRI score 86.0

Lowest Risk Counties

Harding County

Very Low

NRI score 0.4

Los Alamos County

Very Low

NRI score 3.6

De Baca County

Very Low

NRI score 4.1

Guadalupe County

Very Low

NRI score 8.8

Hidalgo County

Very Low

NRI score 8.9

All New Mexico Counties

County	NRI score	FEMA Rating	Flood	Wildfire	Tornado	Earthquake
Doña Ana County	96.1	Relatively High	98.4	86.6	20.5	91.2
Bernalillo County	94.4	Relatively High	96.3	95.0	56.1	97.7
San Juan County	88.3	Relatively Moderate	92.4	81.6	22.6	83.9
Chaves County	87.6	Relatively Moderate	92.3	92.5	20.6	31.0
Lea County	86.0	Relatively Moderate	88.3	98.0	54.5	29.3
Santa Fe County	86.0	Relatively Moderate	88.4	98.2	24.5	89.5
Otero County	84.7	Relatively Moderate	88.6	98.2	11.3	55.7
Roosevelt County	84.1	Relatively Moderate	83.7	98.6	53.5	25.0
Eddy County	83.7	Relatively Moderate	90.7	88.5	27.3	26.0
Valencia County	82.3	Relatively Moderate	89.6	87.4	19.2	90.4
Rio Arriba County	80.5	Relatively Low	88.4	96.2	11.7	79.4
Lincoln County	79.5	Relatively Low	77.6	98.8	10.3	25.5
McKinley County	78.2	Relatively Low	86.8	78.7	4.5	77.6
Sandoval County	77.0	Relatively Low	84.3	93.6	23.8	88.7
San Miguel County	74.6	Relatively Low	83.4	97.3	14.8	48.5
Taos County	74.3	Relatively Low	81.7	96.2	21.7	62.0
Grant County	74.1	Relatively Low	83.7	96.9	6.9	50.4
Curry County	61.8	Relatively Low	52.5	95.7	58.9	32.4
Socorro County	61.5	Relatively Low	76.2	87.0	7.1	76.0
Colfax County	58.5	Relatively Low	58.6	97.5	16.1	35.6
Cibola County	58.4	Relatively Low	73.4	83.1	9.0	70.7
Sierra County	55.8	Relatively Low	74.3	83.1	4.2	44.6
Luna County	51.6	Relatively Low	57.5	82.1	7.0	54.0
Torrance County	46.2	Relatively Low	62.8	91.4	10.1	63.5
Mora County	38.8	Very Low	50.7	95.9	4.9	26.1
Catron County	36.6	Very Low	41.1	96.3	1.4	22.9
Quay County	26.0	Very Low	38.5	85.7	13.3	17.9
Union County	12.1	Very Low	7.1	88.8	12.4	17.5
Hidalgo County	8.9	Very Low	14.9	83.0	2.4	33.1
Guadalupe County	8.8	Very Low	29.9	81.5	4.8	16.6
De Baca County	4.1	Very Low	11.5	77.4	3.9	4.0
Los Alamos County	3.6	Very Low	11.1	83.4	3.8	50.3
Harding County	0.4	Very Low	2.8	67.9	3.5	5.1

Frequently Asked Questions

How many New Mexico county records are included?

RiskByCounty includes 33 New Mexico county records from FEMA NRI v1.20 (December 2025).

Which FEMA county ratings appear in New Mexico?

FEMA NRI v1.20 (December 2025) county rating counts for New Mexico: Very Low: 9; Relatively Low: 14; Relatively Moderate: 8; Relatively High: 2; Very High: 0; Not available: 0.

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

FEMA NRI v1.20 (December 2025) availability among 33 county records: Flood: 33 of 33; Wildfire: 33 of 33; Tornado: 33 of 33; Earthquake: 33 of 33; Hurricane: 16 of 33. 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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