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Black Hawk, CO Natural Disasters and Weather Extremes

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The chance of earthquake damage in Black Hawk is lower than Colorado average and is lower than the national average. The risk of tornado damage in Black Hawk is lower than Colorado average and is lower than the national average.

Topics:Earthquake Index Volcano Index Tornado Index Other Weather Extremes Events Volcanos Nearby Historical Earthquake Events Historical Tornado Events

Earthquake Index, #144

Black Hawk, CO	0.45
Colorado	1.32
U.S.	1.81

The earthquake index value is calculated based on historical earthquake events data using USA.com algorithms. It is an indicator of the earthquake level in a region. A higher earthquake index value means a higher chance of an earthquake.

Volcano Index, #114

Black Hawk, CO	0.0014
Colorado	0.0009
U.S.	0.0023

The volcano index value is calculated based on the currently known volcanoes using USA.com algorithms. It is an indicator of the possibility of a region being affected by a possible volcano eruption. A higher volcano index value means a higher chance of being affected.

Tornado Index, #246

Black Hawk, CO	98.87
Colorado	117.98
U.S.	136.45

The tornado index value is calculated based on historical tornado events data using USA.com algorithms. It is an indicator of the tornado level in a region. A higher tornado index value means a higher chance of tornado events.

Other Weather Extremes Events

A total of 2,234 other weather extremes events within 50 miles of Black Hawk, CO were recorded from 1950 to 2010. The following is a break down of these events:

Type	Count	Type	Count	Type	Count	Type	Count	Type	Count
Avalanche:	0	Blizzard:	0	Cold:	1	Dense Fog:	0	Drought:	23
Dust Storm:	0	Flood:	124	Hail:	1,511	Heat:	0	Heavy Snow:	2
High Surf:	0	Hurricane:	0	Ice Storm:	0	Landslide:	0	Strong Wind:	9
Thunderstorm Winds:	302	Tropical Storm:	0	Wildfire:	2	Winter Storm:	0	Winter Weather:	0
Other:	260

Volcanos Nearby

A total of 1 volcano is found in or near Black Hawk, CO.

Distance (miles)	Name	Region	Latitude	Longitude	Elevation (foot)	Type	Status	Last Eruption
82.5	Dotsero	US-Colorado, United States	39.65	-107.03	2230	Maar	Radiocarbon	Last known eruption B.C. (Holocene)

Historical Earthquake Events

A total of 28 historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Black Hawk, CO.

Distance (miles)	Date	Magnitude	Depth (km)	Latitude	Longitude
42.4	1967-08-09	5.3	N/A	39.9	-104.7
44.0	1967-11-27	5.2	N/A	40	-104.7
41.9	1966-01-05	5	N/A	39.8	-104.7
26.8	1965-02-16	4.9	N/A	39.9	-105
37.2	1967-04-10	4.8	N/A	39.9	-104.8
37.6	1965-09-14	4.8	N/A	39.5	-104.9
20.6	1965-09-29	4.7	N/A	39.8	-105.1
31.3	1965-11-21	4.7	N/A	39.8	-104.9
36.6	1965-09-14	4.7	N/A	39.8	-104.8
47.6	1965-09-14	4.7	N/A	39.9	-104.6
21.7	1965-02-16	4.6	N/A	39.9	-105.1
32.0	1965-07-31	4.6	N/A	39.7	-104.9
36.6	1965-09-29	4.6	N/A	39.8	-104.8
36.6	1965-09-29	4.6	N/A	39.8	-104.8
36.6	1965-11-21	4.6	N/A	39.8	-104.8
47.2	1963-07-02	4.6	N/A	39.8	-104.6
36.6	1965-09-13	4.5	N/A	39.8	-104.8
37.2	1971-08-08	4.4	5	39.9	-104.8
42.4	1965-11-21	4.4	N/A	39.9	-104.7
42.4	1967-11-27	4.4	N/A	39.9	-104.7
42.4	1967-04-27	4.4	N/A	39.9	-104.7
37.2	1967-02-03	4.3	N/A	39.7	-104.8
42.4	1966-11-14	4.3	N/A	39.9	-104.7
21.7	1970-05-23	4.1	5	39.9	-105.1
47.6	1962-12-05	4	N/A	39.9	-104.6
29.6	1981-04-02	3.8	9	39.91	-104.95
47.6	1967-11-15	3.7	N/A	39.9	-104.6
41.9	1962-12-04	3.5	N/A	39.8	-104.7

Historical Tornado Events

A total of 22 historical tornado events that had recorded magnitude of 2 or above found in or near Black Hawk, CO.

Distance (miles)	Date	Magnitude	Start Lat/Log	End Lat/Log	Length	Width	Fatalities	Injuries	Property Damage	Crop Damage	Affected County
20.7	1980-10-15	2	40°01'N / 105°13'W		1.50 Miles	50 Yards	0	0	25K	0	Boulder
24.3	1981-06-03	2	39°43'N / 105°03'W	39°44'N / 105°02'W			0	0	2.5M	0	Jefferson
24.6	1988-06-05	2	39°57'N / 105°04'W		0.50 Mile	50 Yards	0	0	250K	0	Boulder
25.1	1981-06-03	2	39°44'N / 105°02'W	39°44'N / 105°01'W			0	0	2.5M	0	Denver
27.2	1981-06-03	2	39°52'N / 104°59'W		2.30 Miles	133 Yards	0	42	25.0M	0	Adams
29.9	1988-06-15	2	39°44'N / 104°56'W		0.50 Mile	400 Yards	0	0	2.5M	0	Denver
29.9	1988-06-15	3	39°44'N / 104°56'W		2.50 Miles	200 Yards	0	7	25.0M	0	Denver
31.0	1988-06-05	2	40°00'N / 104°58'W	40°02'N / 104°59'W	1.00 Mile	50 Yards	0	0	250K	0	Adams
31.6	1988-06-05	2	40°02'N / 104°59'W	40°02'N / 104°58'W	1.00 Mile	50 Yards	0	0	250K	0	Weld
31.8	1986-06-08	2	39°43'N / 104°54'W		1.00 Mile	50 Yards	0	6	2.5M	0	Denver
34.4	1986-06-08	2	39°43'N / 104°51'W	39°43'N / 104°51'W	0.10 Mile	50 Yards	0	0	2.5M	0	Arapahoe
34.8	1976-05-30	2	39°48'N / 104°53'W	39°50'N / 104°47'W	5.40 Miles	67 Yards	0	0	250K	0	Adams
37.9	1985-07-19	2	39°32'N / 104°52'W		0.50 Mile	40 Yards	0	0	250K	0	Douglas
40.5	1987-07-02	2	39°53'N / 104°44'W		1.00 Mile	250 Yards	0	0	3K	0	Adams
40.9	1978-05-17	2	39°38'N / 104°45'W		0.50 Mile	33 Yards	0	0	250K	0	Adams
41.4	1975-05-18	3	39°48'N / 104°44'W	39°51'N / 104°41'W	4.10 Miles	440 Yards	0	0	0K	0	Adams
43.2	1961-05-20	2	39°24'N / 104°52'W		2.00 Miles	67 Yards	0	2	25K	0	Douglas
44.3	1977-06-13	2	39°15'N / 105°55'W		1.00 Mile	50 Yards	0	0	0K	0	El Paso
45.7	1976-06-04	2	40°13'N / 104°49'W		1.50 Miles	200 Yards	0	0	25K	0	Weld
46.4	1987-06-20	2	39°46'N / 104°37'W		1.00 Mile	30 Yards	0	0	0K	0	Adams
47.2	1986-06-08	2	39°50'N / 104°36'W		2.00 Miles	100 Yards	0	0	0K	0	Adams
49.3	1958-06-08	2	40°04'N / 104°42'W	40°06'N / 104°34'W	7.10 Miles	33 Yards	0	0	3K	0	Weld

* The information on this page is based on the global volcano database, the U.S. earthquake database of 1638-1985, and the U.S. Tornado and Weather Extremes database of 1950-2010.