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Rochester, PA Natural Disasters and Weather Extremes

 
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The chance of earthquake damage in Rochester is about the same as Pennsylvania average and is much lower than the national average. The risk of tornado damage in Rochester is higher than Pennsylvania average and is about the same as the national average.

Topics:Earthquake IndexVolcano IndexTornado IndexOther Weather Extremes EventsVolcanos NearbyHistorical Earthquake EventsHistorical Tornado Events

Earthquake Index, #1839

Rochester, PA
0.01
Pennsylvania
0.17
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

Rochester, PA
0.0000
Pennsylvania
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, #669

Rochester, PA
137.18
Pennsylvania
109.77
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 5,393 other weather extremes events within 50 miles of Rochester, PA were recorded from 1950 to 2010. The following is a break down of these events:

TypeCountTypeCountTypeCountTypeCountTypeCount
Avalanche:0Blizzard:4Cold:10Dense Fog:0Drought:7
Dust Storm:0Flood:822Hail:1,064Heat:5Heavy Snow:75
High Surf:0Hurricane:0Ice Storm:29Landslide:0Strong Wind:94
Thunderstorm Winds:3,100Tropical Storm:0Wildfire:0Winter Storm:45Winter Weather:13
Other:125 

Volcanos Nearby

No volcano is found in or near Rochester, PA.

Historical Earthquake Events

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

No historical earthquake events found in or near Rochester, PA.

Historical Tornado Events

A total of 51 historical tornado events that had recorded magnitude of 2 or above found in or near Rochester, PA.

Distance (miles)DateMagnitudeStart Lat/LogEnd Lat/LogLengthWidthFatalitiesInjuriesProperty DamageCrop DamageAffected County
5.91956-05-12240°37'N / 80°17'W00250K0Beaver
6.81985-05-31340°49'N / 80°28'W40°47'N / 80°09'W17.00 Miles243 Yards34025.0M0Beaver
7.61954-06-10240°45'N / 80°15'W40°51'N / 80°11'W7.30 Miles33 Yards0125K0Beaver
12.71954-06-10240°51'N / 80°11'W40°53'N / 80°10'W0225K0Lawrence
18.01981-07-20240°51'N / 80°00'W00250K0Butler
18.21985-05-31340°47'N / 80°09'W40°43'N / 79°44'W22.00 Miles243 Yards68025.0M0Butler
19.11967-07-24240°49'N / 80°41'W40°49'N / 80°33'W6.50 Miles277 Yards02250K0Columbiana
20.81977-09-24241°00'N / 80°21'W002.5M0Lawrence
25.11985-05-31240°53'N / 80°51'W40°50'N / 80°35'W15.00 Miles220 Yards02025.0M0Columbiana
25.41992-08-08241°04'N / 80°21'W2.00 Miles150 Yards0025K0Lawrence
26.32001-04-09241°02'N / 80°32'W41°02'N / 80°32'W4.00 Miles75 Yards00200K0Mahoning
 Brief Description: A weak F2 tornado touched down near Lowellville in eastern Mahoning County. The tornado had a intermittent damage path approximately four miles in length and 75 yards in width. Two homes, one business and two garages suffered significant damage with around a dozen other homes sustaining minor damage.
28.91981-04-28240°44'N / 79°44'W0.50 Mile33 Yards0025K0Butler
29.41992-08-08241°06'N / 80°29'W1.50 Miles100 Yards011250K0Lawrence
30.11980-06-03440°39'N / 79°44'W40°37'N / 79°42'W1.90 Miles33 Yards020250.0M0Allegheny
30.71975-06-04240°35'N / 80°13'W40°11'N / 79°32'W45.30 Miles30 Yards000K0Beaver
30.81986-10-03241°08'N / 80°14'W41°08'N / 80°02'W9.00 Miles123 Yards002.5M0Mercer
31.31955-03-11240°53'N / 80°50'W1.00 Mile100 Yards00250K0Columbiana
31.31954-06-01240°55'N / 79°48'W40°57'N / 79°44'W3.00 Miles150 Yards0025K0Butler
31.61987-06-27241°04'N / 80°39'W1.50 Miles40 Yards00250K0Mahoning
31.91956-05-13240°22'N / 79°52'W0.70 Mile200 Yards05250K0Allegheny
32.01978-10-12340°48'N / 80°55'W40°53'N / 80°49'W7.30 Miles250 Yards042.5M0Columbiana
32.11963-04-19241°02'N / 80°52'W41°02'N / 80°34'W15.30 Miles33 Yards00250K0Mahoning
33.91963-08-03340°19'N / 79°53'W27025.0M0Allegheny
34.81985-05-31541°10'N / 80°34'W41°10'N / 80°31'W3.00 Miles440 Yards00250.0M0Trumbull
35.11985-05-31541°10'N / 80°31'W41°12'N / 80°29'W2.00 Miles450 Yards00250K0Mercer
35.11980-06-03440°37'N / 79°42'W40°36'N / 79°33'W7.60 Miles33 Yards00250.0M0Westmoreland
35.21985-05-31541°12'N / 80°29'W41°13'N / 80°16'W12.00 Miles450 Yards860250K0Mercer
35.61956-08-05341°08'N / 80°41'W41°07'N / 80°40'W20250K0Mahoning
36.71964-06-15241°14'N / 80°14'W04250K0Mercer
36.91983-05-22240°17'N / 79°53'W40°18'N / 79°47'W5.00 Miles200 Yards002.5M0Allegheny
37.01956-08-05341°09'N / 80°42'W41°08'N / 80°41'W00250K0Trumbull
38.21976-02-16241°04'N / 80°50'W1.50 Miles600 Yards00250K0Mahoning
39.01954-09-30241°15'N / 80°28'W0025K0Mercer
39.51978-06-07241°09'N / 80°46'W41°10'N / 80°43'W002.5M0Trumbull
40.51980-06-03440°36'N / 79°33'W40°35'N / 79°30'W2.30 Miles33 Yards0120250.0M0Armstrong
41.11990-06-30240°07'N / 80°09'W0.20 Mile250 Yards0025K0Washington
41.22002-11-10241°15'N / 80°28'W41°20'N / 80°21'W7.00 Miles500 Yards1191.0M0Mercer
 Brief Description: Starting about 7:54 PM, an F2 tornado touched down near Trout Island Road, east of Sharpsville. The tornado traveled northeast at 50 mph, crossed Route 18, then ripped into Clark. It crossed Shenango River Lake and tracked to New Hamburg, where it dissipated 8:02 PM. The tornado path was 7 miles long, about 500 yards wide at its maximum, in the town of Clark. Maximum winds estimated 155 mph. Majority of damage and all injuries occurred in Clark. Fifteen homes completely destroyed, 13 major damage, 29 had minor damage. One business destroyed; 1 suffered major damage. A large number of trees were snapped or toppled. Large truck was overturned. One van was thrown across Route 258. Several other vehicles were moved by the tornado or suffered considerable damage. Strongest tornado in Mercer county since May 31,1985. M81PH
42.51954-06-01241°18'N / 80°05'W033K0Mercer
42.71985-05-31541°12'N / 81°02'W41°10'N / 80°34'W23.50 Miles440 Yards10250250.0M0Trumbull
43.01983-05-22240°18'N / 79°47'W40°20'N / 79°30'W14.00 Miles200 Yards062.5M0Westmoreland
43.81955-03-01341°16'N / 80°40'W2.50 Miles40 Yards16250K0Mahoning
44.41954-06-26240°15'N / 79°41'W0425K0Westmoreland
44.91985-05-31241°13'N / 79°48'W41°12'N / 79°41'W6.00 Miles150 Yards010K0Venango
45.51954-09-30240°45'N / 81°09'W1325K0Carroll
46.01954-04-27240°13'N / 80°53'W1.00 Mile33 Yards01250K0Jefferson
46.21966-04-23240°42'N / 79°24'W1.00 Mile17 Yards0025K0Armstrong
46.91980-06-03240°32'N / 79°28'W40°32'N / 79°22'W4.90 Miles33 Yards00250K0Indiana
47.51964-06-15240°18'N / 79°33'W2.00 Miles800 Yards04250K0Westmoreland
48.01986-09-23240°58'N / 79°26'W0.50 Mile40 Yards012.5M0Armstrong
48.11965-11-16240°48'N / 81°15'W40°50'N / 81°08'W5.90 Miles300 Yards292.5M0Stark
48.42000-05-23240°21'N / 81°05'W40°20'N / 81°04'W3.00 Miles200 Yards00100K0Harrison
 Brief Description: An F2 tornado with maximum winds estimated at 120 MPH passed through a 3-mile section of rural Harrison County. The tornado passed over only one residence as it moved to the east but destroyed several items on the property, including a cinder-block garage, a wooden barn, and several outbuildings. A parked truck was lifted and turned about 90 degrees but was otherwise undamaged. There were several large sections of heavily wooded area along the tornado's path which were completely cleared of trees. No injuries or fatalities were reported.


* 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.


 
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