Landslide Risk in New Mexico
All New Mexico counties ranked by FEMA National Risk Index landslide score
Landslide risk — downhill movement of rock, soil, and debris on unstable slopes — is rated for 33 of 33 New Mexico counties in FEMA's National Risk Index. Rio Arriba County carries the state's highest landslide score at 95.0, with $78K in expected annual landslide losses.
No New Mexico county reaches the High band for landslide, and expected annual losses from landslide total roughly $417K statewide. The full ranking below links to each county's complete 18-hazard risk profile.
County Rankings — Landslide
| # | County | Landslide Score | Rating | Ann. Freq. | Ann. Loss |
|---|---|---|---|---|---|
| 1 | Rio Arriba County | Medium | 2.59 / yr | $78K | |
| 2 | Sandoval County | Medium | 1.93 / yr | $90K | |
| 3 | Catron County | Medium | 2.84 / yr | $59K | |
| 4 | San Juan County | Medium | 1.65 / yr | $51K | |
| 5 | Taos County | Medium | 0.89 / yr | $54K | |
| 6 | McKinley County | Medium | 1.63 / yr | $22K | |
| 7 | Cibola County | Low | 1.16 / yr | $15K | |
| 8 | Lincoln County | Low | 1.80 / yr | $7K | |
| 9 | Mora County | Low | 0.74 / yr | $6K | |
| 10 | Colfax County | Low | 1.87 / yr | $6K | |
| 11 | San Miguel County | Low | 1.84 / yr | $6K | |
| 12 | Grant County | Low | 2.15 / yr | $4K | |
| 13 | Otero County | Low | 1.43 / yr | $4K | |
| 14 | Santa Fe County | Low | 0.77 / yr | $4K | |
| 15 | Los Alamos County | Low | 0.08 / yr | $8K | |
| 16 | Sierra County | Very Low | 1.46 / yr | $817 | |
| 17 | Bernalillo County | Very Low | 0.27 / yr | $782 | |
| 18 | Doña Ana County | Very Low | 0.55 / yr | $538 | |
| 19 | Socorro County | Very Low | 2.01 / yr | $327 | |
| 20 | Guadalupe County | Very Low | 0.49 / yr | $184 | |
| 21 | Chaves County | Very Low | 1.02 / yr | $167 | |
| 22 | Torrance County | Very Low | 0.60 / yr | $99 | |
| 23 | Harding County | Very Low | 0.37 / yr | $103 | |
| 24 | Union County | Very Low | 0.73 / yr | $77 | |
| 25 | Eddy County | Very Low | 0.42 / yr | $78 | |
| 26 | Quay County | Very Low | 0.42 / yr | $35 | |
| 27 | Hidalgo County | Very Low | 0.61 / yr | $24 | |
| 28 | Valencia County | Very Low | 0.19 / yr | $19 | |
| 29 | De Baca County | Very Low | 0.27 / yr | $18 | |
| 30 | Roosevelt County | Very Low | 0.24 / yr | $13 | |
| 31 | Curry County | Very Low | 0.13 / yr | $5 | |
| 32 | Luna County | Very Low | 0.26 / yr | $3 | |
| 33 | Lea County | Very Low | 0.39 / yr | $1 |
33 New Mexico counties with measurable landslide risk. See the national landslide ranking or all New Mexico counties by overall risk.
Frequently Asked Questions
Which New Mexico county has the highest landslide risk?
Rio Arriba County has the highest FEMA landslide risk score in New Mexico at 95.0 (Medium), with $78K in expected annual losses and about 2.59 events per year.
How many New Mexico counties face significant landslide risk?
33 New Mexico counties record measurable landslide risk in FEMA's National Risk Index; 0 of them are rated High or Very High.