State Earthquake Risk Rankings

52 US states and territories ranked by earthquake risk score. Click any state for detailed risk analysis.

#	State	Risk Level	Score	Annual Rate	Pop. at Risk	Major Faults
1	Alaska(AK)	Very High	10/10	12,000	95%	Alaska-Aleutian subduction zone, Denali Fault
2	California(CA)	Very High	10/10	10,000	98%	San Andreas, Hayward, San Jacinto, Cascadia
3	Hawaii(HI)	High	8/10	500	90%	Volcanic hotspot activity, Hilina slump
4	Oregon(OR)	High	8/10	500	80%	Cascadia subduction zone, Klamath graben
5	Washington(WA)	High	8/10	1,000	85%	Cascadia subduction zone, Seattle Fault
6	Nevada(NV)	High	7/10	400	70%	Walker Lane, Central Nevada Seismic Belt
7	Puerto Rico(PR)	High	7/10	100	95%	Puerto Rico Trench, Mona Passage
8	Utah(UT)	High	7/10	200	80%	Wasatch Fault Zone
9	Idaho(ID)	Moderate-High	6/10	100	45%	Lost River, Lemhi, Beaverhead faults
10	Missouri(MO)	Moderate-High	6/10	200	30%	New Madrid Seismic Zone
11	Montana(MT)	Moderate-High	6/10	150	50%	Intermountain Seismic Belt, Lewis & Clark zone
12	Wyoming(WY)	Moderate-High	6/10	2,000	40%	Teton Fault, Yellowstone volcanic zone
13	Arkansas(AR)	Moderate	5/10	40	20%	New Madrid Seismic Zone (NE corner)
14	Illinois(IL)	Moderate	5/10	30	15%	New Madrid, Wabash Valley seismic zones
15	Oklahoma(OK)	Moderate	5/10	100	40%	Induced seismicity from wastewater injection
16	South Carolina(SC)	Moderate	5/10	15	20%	Middleton Place-Summerville Seismic Zone
17	Tennessee(TN)	Moderate	5/10	50	25%	New Madrid Seismic Zone (western TN)
18	Colorado(CO)	Moderate	4/10	50	25%	Rio Grande Rift
19	New Mexico(NM)	Moderate	4/10	40	30%	Rio Grande Rift, Socorro Magma Body
20	Arizona(AZ)	Low-Moderate	3/10	20	15%	Basin and Range faults
21	Kentucky(KY)	Low-Moderate	3/10	10	15%	New Madrid (western KY)
22	Massachusetts(MA)	Low-Moderate	3/10	5	10%	Cape Ann seismic zone
23	New York(NY)	Low-Moderate	3/10	10	10%	Ramapo Fault
24	Virginia(VA)	Low-Moderate	3/10	5	10%	Central Virginia seismic zone
25	Georgia(GA)	Low	2/10	2	3%	None major
26	Indiana(IN)	Low	2/10	5	5%	Wabash Valley Seismic Zone
27	Kansas(KS)	Low	2/10	20	5%	Induced seismicity (near OK border)
28	North Carolina(NC)	Low	2/10	5	5%	Eastern Tennessee Seismic Zone
29	Ohio(OH)	Low	2/10	5	5%	Anna Seismic Zone, induced seismicity
30	Pennsylvania(PA)	Low	2/10	3	3%	Minor intraplate zones
31	Texas(TX)	Low	2/10	50	5%	Induced seismicity in West TX
32	Alabama(AL)	Very Low	1/10	1	1%	None significant
33	Connecticut(CT)	Very Low	1/10	1	1%	None significant
34	Delaware(DE)	Very Low	1/10	1	1%	None significant
35	District of Columbia(DC)	Very Low	1/10	1	1%	None significant
36	Florida(FL)	Very Low	1/10	1	1%	None significant
37	Iowa(IA)	Very Low	1/10	1	1%	None significant
38	Louisiana(LA)	Very Low	1/10	1	1%	None significant
39	Maine(ME)	Very Low	1/10	1	1%	None significant
40	Maryland(MD)	Very Low	1/10	1	1%	None significant
41	Michigan(MI)	Very Low	1/10	1	1%	None significant
42	Minnesota(MN)	Very Low	1/10	1	1%	None significant
43	Mississippi(MS)	Very Low	1/10	1	1%	None significant
44	Nebraska(NE)	Very Low	1/10	1	2%	None major
45	New Hampshire(NH)	Very Low	1/10	1	1%	None significant
46	New Jersey(NJ)	Very Low	1/10	1	1%	None significant
47	North Dakota(ND)	Very Low	1/10	1	1%	None significant
48	Rhode Island(RI)	Very Low	1/10	1	1%	None significant
49	South Dakota(SD)	Very Low	1/10	1	1%	None significant
50	Vermont(VT)	Very Low	1/10	1	1%	None significant
51	West Virginia(WV)	Very Low	1/10	1	1%	None significant
52	Wisconsin(WI)	Very Low	1/10	1	1%	None significant

52 US states and territories ranked by earthquake risk score. Click any state for detailed risk analysis.

#	State	Risk Level	Score	Annual Rate	Pop. at Risk	Major Faults
1	Alaska(AK)	Very High	10/10	12,000	95%	Alaska-Aleutian subduction zone, Denali Fault
2	California(CA)	Very High	10/10	10,000	98%	San Andreas, Hayward, San Jacinto, Cascadia
3	Hawaii(HI)	High	8/10	500	90%	Volcanic hotspot activity, Hilina slump
4	Oregon(OR)	High	8/10	500	80%	Cascadia subduction zone, Klamath graben
5	Washington(WA)	High	8/10	1,000	85%	Cascadia subduction zone, Seattle Fault
6	Nevada(NV)	High	7/10	400	70%	Walker Lane, Central Nevada Seismic Belt
7	Puerto Rico(PR)	High	7/10	100	95%	Puerto Rico Trench, Mona Passage
8	Utah(UT)	High	7/10	200	80%	Wasatch Fault Zone
9	Idaho(ID)	Moderate-High	6/10	100	45%	Lost River, Lemhi, Beaverhead faults
10	Missouri(MO)	Moderate-High	6/10	200	30%	New Madrid Seismic Zone
11	Montana(MT)	Moderate-High	6/10	150	50%	Intermountain Seismic Belt, Lewis & Clark zone
12	Wyoming(WY)	Moderate-High	6/10	2,000	40%	Teton Fault, Yellowstone volcanic zone
13	Arkansas(AR)	Moderate	5/10	40	20%	New Madrid Seismic Zone (NE corner)
14	Illinois(IL)	Moderate	5/10	30	15%	New Madrid, Wabash Valley seismic zones
15	Oklahoma(OK)	Moderate	5/10	100	40%	Induced seismicity from wastewater injection
16	South Carolina(SC)	Moderate	5/10	15	20%	Middleton Place-Summerville Seismic Zone
17	Tennessee(TN)	Moderate	5/10	50	25%	New Madrid Seismic Zone (western TN)
18	Colorado(CO)	Moderate	4/10	50	25%	Rio Grande Rift
19	New Mexico(NM)	Moderate	4/10	40	30%	Rio Grande Rift, Socorro Magma Body
20	Arizona(AZ)	Low-Moderate	3/10	20	15%	Basin and Range faults
21	Kentucky(KY)	Low-Moderate	3/10	10	15%	New Madrid (western KY)
22	Massachusetts(MA)	Low-Moderate	3/10	5	10%	Cape Ann seismic zone
23	New York(NY)	Low-Moderate	3/10	10	10%	Ramapo Fault
24	Virginia(VA)	Low-Moderate	3/10	5	10%	Central Virginia seismic zone
25	Georgia(GA)	Low	2/10	2	3%	None major
26	Indiana(IN)	Low	2/10	5	5%	Wabash Valley Seismic Zone
27	Kansas(KS)	Low	2/10	20	5%	Induced seismicity (near OK border)
28	North Carolina(NC)	Low	2/10	5	5%	Eastern Tennessee Seismic Zone
29	Ohio(OH)	Low	2/10	5	5%	Anna Seismic Zone, induced seismicity
30	Pennsylvania(PA)	Low	2/10	3	3%	Minor intraplate zones
31	Texas(TX)	Low	2/10	50	5%	Induced seismicity in West TX
32	Alabama(AL)	Very Low	1/10	1	1%	None significant
33	Connecticut(CT)	Very Low	1/10	1	1%	None significant
34	Delaware(DE)	Very Low	1/10	1	1%	None significant
35	District of Columbia(DC)	Very Low	1/10	1	1%	None significant
36	Florida(FL)	Very Low	1/10	1	1%	None significant
37	Iowa(IA)	Very Low	1/10	1	1%	None significant
38	Louisiana(LA)	Very Low	1/10	1	1%	None significant
39	Maine(ME)	Very Low	1/10	1	1%	None significant
40	Maryland(MD)	Very Low	1/10	1	1%	None significant
41	Michigan(MI)	Very Low	1/10	1	1%	None significant
42	Minnesota(MN)	Very Low	1/10	1	1%	None significant
43	Mississippi(MS)	Very Low	1/10	1	1%	None significant
44	Nebraska(NE)	Very Low	1/10	1	2%	None major
45	New Hampshire(NH)	Very Low	1/10	1	1%	None significant
46	New Jersey(NJ)	Very Low	1/10	1	1%	None significant
47	North Dakota(ND)	Very Low	1/10	1	1%	None significant
48	Rhode Island(RI)	Very Low	1/10	1	1%	None significant
49	South Dakota(SD)	Very Low	1/10	1	1%	None significant
50	Vermont(VT)	Very Low	1/10	1	1%	None significant
51	West Virginia(WV)	Very Low	1/10	1	1%	None significant
52	Wisconsin(WI)	Very Low	1/10	1	1%	None significant