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Donaldsonville, LA Natural Disasters and Weather Extremes

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The chance of earthquake damage in Donaldsonville is about the same as Louisiana average and is much lower than the national average. The risk of tornado damage in Donaldsonville is lower than Louisiana average and is higher 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, #17

Donaldsonville, LA	0.17
Louisiana	0.03
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, #1

Donaldsonville, LA	0.0000
Louisiana	0.0000
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, #453

Donaldsonville, LA	188.04
Louisiana	235.86
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 1,535 other weather extremes events within 50 miles of Donaldsonville, LA 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:	3	Dense Fog:	0	Drought:	10
Dust Storm:	0	Flood:	122	Hail:	265	Heat:	4	Heavy Snow:	2
High Surf:	0	Hurricane:	7	Ice Storm:	3	Landslide:	0	Strong Wind:	1
Thunderstorm Winds:	926	Tropical Storm:	6	Wildfire:	0	Winter Storm:	2	Winter Weather:	0
Other:	184

Volcanos Nearby

No volcano is found in or near Donaldsonville, LA.

Historical Earthquake Events

No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Donaldsonville, LA.

No historical earthquake events found in or near Donaldsonville, LA.

Historical Tornado Events

A total of 55 historical tornado events that had recorded magnitude of 2 or above found in or near Donaldsonville, LA.

Distance (miles)	Date	Magnitude	Start Lat/Log	End Lat/Log	Length	Width	Fatalities	Injuries	Property Damage	Crop Damage	Affected County
0.6	1950-03-19	2	30°06'N / 91°00'W		1.00 Mile	50 Yards	0	0	25K	0	Ascension
0.6	1965-01-22	2	30°06'N / 91°00'W		1.00 Mile	267 Yards	0	0	250K	0	Ascension
0.6	1976-01-25	2	30°06'N / 91°00'W		1.10 Miles	33 Yards	0	7	2.5M	0	Ascension
8.9	1982-01-30	2	29°59'N / 91°04'W		3.00 Miles	10 Yards	0	1	25K	0	Assumption
10.3	1974-01-19	2	29°57'N / 91°02'W		0.30 Mile	27 Yards	0	0	3K	0	Assumption
11.2	1957-10-23	2	29°56'N / 91°06'W	29°56'N / 90°55'W	11.00 Miles	100 Yards	0	0	25K	0	Assumption
13.4	1967-05-01	2	30°05'N / 91°13'W		1.00 Mile	50 Yards	0	1	25K	0	Iberville
13.8	1987-02-15	2	29°58'N / 91°12'W	30°00'N / 91°10'W	3.00 Miles	173 Yards	0	4	250K	0	Assumption
13.9	1964-10-03	2	29°55'N / 91°06'W		1.50 Miles	100 Yards	0	0	25K	0	Assumption
14.2	1969-04-12	3	30°12'N / 90°54'W	30°17'N / 90°45'W	10.70 Miles	100 Yards	0	1	250K	0	Ascension
15.5	1969-12-25	3	30°08'N / 91°21'W	30°11'N / 91°08'W	13.50 Miles	50 Yards	0	1	25K	0	Iberville
18.2	1973-09-12	2	29°50'N / 91°05'W	29°50'N / 90°59'W	6.20 Miles	50 Yards	0	3	250K	0	Assumption
20.0	1965-06-27	2	30°21'N / 91°09'W		0.50 Mile	33 Yards	0	0	25K	0	East Baton Rouge
21.5	1972-05-12	2	30°08'N / 91°21'W		1.00 Mile	100 Yards	0	0	25K	0	Iberville
22.2	1977-04-20	2	30°25'N / 90°59'W		0.20 Mile	67 Yards	0	1	250K	0	East Baton Rouge
23.2	1975-05-08	2	30°25'N / 91°11'W	30°24'N / 91°05'W	6.20 Miles	50 Yards	0	0	0K	0	East Baton Rouge
23.2	1960-02-03	2	29°48'N / 90°48'W	29°50'N / 90°45'W	4.30 Miles	100 Yards	0	8	250K	0	Lafourche
24.5	1983-01-31	2	30°23'N / 91°14'W		0.50 Mile	33 Yards	0	0	25K	0	West Baton Rouge
27.3	1958-11-14	2	30°28'N / 91°09'W		2.00 Miles	17 Yards	0	0	25K	0	East Baton Rouge
27.4	1992-08-25	3	30°04'N / 90°27'W	30°07'N / 90°37'W	9.00 Miles	150 Yards	2	32	25.0M	0	St. John The Baptist
27.4	1961-11-22	2	30°05'N / 90°32'W		2.00 Miles	50 Yards	0	3	25K	0	St. John The Baptist
28.2	1971-09-16	3	30°27'N / 91°02'W	30°33'N / 91°04'W	7.30 Miles	83 Yards	0	3	2.5M	0	East Baton Rouge
28.5	1973-04-26	3	30°30'N / 91°05'W		0.30 Mile	70 Yards	0	0	25K	0	East Baton Rouge
30.0	1961-09-10	2	29°42'N / 91°12'W		1.00 Mile	100 Yards	0	16	25K	0	St. Mary
31.1	1989-06-08	2	30°23'N / 91°24'W	30°26'N / 91°20'W	5.00 Miles	77 Yards	0	0	2.5M	0	West Baton Rouge
31.4	1983-12-06	4	30°04'N / 90°31'W	30°05'N / 90°25'W	7.00 Miles	200 Yards	0	25	25.0M	0	St. John The Baptist
31.5	1989-06-08	2	30°31'N / 91°11'W	30°33'N / 91°06'W	6.00 Miles	60 Yards	0	58	2.5M	0	East Baton Rouge
32.0	1989-06-08	2	30°31'N / 91°15'W	30°31'N / 91°11'W	3.50 Miles	60 Yards	0	2	2.5M	0	West Baton Rouge
32.7	1989-06-08	2	30°21'N / 91°29'W	30°23'N / 91°24'W	5.00 Miles	77 Yards	2	30	2.5M	0	Iberville
32.9	1970-03-17	3	29°42'N / 91°18'W		1.00 Mile	50 Yards	0	2	250K	0	St. Mary
33.3	1980-04-13	2	29°57'N / 90°29'W	29°58'N / 90°26'W	3.60 Miles	33 Yards	0	2	250K	0	St. Charles
34.5	1973-12-04	2	30°28'N / 91°10'W	30°42'N / 90°34'W	39.10 Miles	80 Yards	0	0	2.5M	0	East Baton Rouge
35.1	1953-02-06	3	30°29'N / 90°42'W	30°30'N / 90°33'W	9.10 Miles	400 Yards	2	21	2.5M	0	Livingston
37.8	1977-11-29	2	30°30'N / 90°34'W		1.00 Mile	50 Yards	0	2	250K	0	Livingston
37.8	1952-04-04	2	29°52'N / 91°37'W	29°56'N / 91°33'W	6.40 Miles	20 Yards	0	3	2.5M	0	St. Mary
37.9	1971-09-16	2	29°46'N / 91°30'W		0.50 Mile	50 Yards	0	0	25K	0	St. Mary
38.0	2000-03-15	2	29°36'N / 90°43'W	29°36'N / 90°43'W	3.00 Miles	40 Yards	0	36	10.0M	0	Terrebonne
		Brief Description: A tornado touched down in the southeast portion of Houma and moved in a northwest direction to just north of downtown. The tornado moved through both residential and commercial areas of Houma. The damage path was fairly narrow and much of the damage was classified as F1 scale on the Fujita damage scale. However there were areas of F2 tornado damage, particularily in one area where several commercial retail stores had portions of their roofs torn off. Emergency management reported approximately 212 structures received some type of damage, ranging from minor to severe. About 50 of these structures had monetary damage of 50 percent or more of their value. 36 injuries were reported. Only one injury required overnight hospitalization. National Weather Service meteorologist conducted a damage survey of the area.
38.0	1961-11-13	2	30°36'N / 91°10'W	30°39'N / 91°10'W	3.40 Miles	50 Yards	0	1	250K	0	East Baton Rouge
38.2	1972-02-29	3	30°32'N / 91°23'W		1.00 Mile	200 Yards	0	3	250K	0	West Baton Rouge
38.9	1989-06-08	2	30°38'N / 90°54'W	30°40'N / 90°51'W	2.50 Miles	50 Yards	0	0	25K	0	Livingston
39.4	1989-06-08	2	30°40'N / 90°51'W	30°38'N / 90°50'W	1.50 Miles	50 Yards	0	0	25K	0	St. Helena
40.1	1977-09-05	2	30°25'N / 90°26'W		1.70 Miles	70 Yards	0	1	2.5M	0	Tangipahoa
41.3	1953-02-06	3	30°30'N / 90°33'W	30°32'N / 90°27'W	6.50 Miles	400 Yards	0	0	2.5M	0	Tangipahoa
41.4	1984-10-14	3	30°39'N / 91°09'W	30°43'N / 91°06'W	5.00 Miles	150 Yards	0	3	250K	0	East Baton Rouge
42.2	1966-01-28	3	29°55'N / 90°19'W		0.10 Mile	17 Yards	0	0	25K	0	St. Charles
42.8	1992-02-15	2	30°35'N / 90°33'W		0.80 Mile	527 Yards	0	10	2.5M	0	Tangipahoa
44.6	1974-10-29	2	30°02'N / 90°15'W		0.20 Mile	20 Yards	0	0	250K	0	Jefferson
45.6	1972-03-16	2	30°02'N / 90°14'W		0.50 Mile	67 Yards	0	2	250K	0	Jefferson
45.7	1961-11-22	2	29°27'N / 90°36'W	29°38'N / 90°33'W	13.10 Miles	33 Yards	0	0	3K	0	Terrebonne
45.7	1995-12-17	2	30°33'N / 91°33'W		0.20 Mile	20 Yards	0	1	200K	0	Pointe Coupee
		Brief Description: Fifteen mobile homes were destroyed, four sustained major damage and two minor damage. A child was injured when struck by a Christmas tree. A National Weather Service official surveyed the damage area.
47.1	1971-09-16	2	30°28'N / 90°20'W	30°31'N / 90°22'W	4.10 Miles	150 Yards	0	0	250K	0	Tangipahoa
47.3	1957-03-21	3	29°30'N / 90°36'W		2.00 Miles	100 Yards	0	2	25K	0	Terrebonne
47.5	1975-05-08	2	30°45'N / 90°45'W				0	0	0K	0	St. Helena
48.3	1984-10-14	3	30°43'N / 91°06'W	30°52'N / 91°02'W	11.00 Miles	150 Yards	0	0	250K	0	East Feliciana
49.9	1971-03-10	2	29°59'N / 90°13'W	30°00'N / 90°07'W	6.20 Miles	300 Yards	1	7	2.5M	0	Jefferson

* 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.