Lock Haven Micro Area Natural Disasters and Weather Extremes
The chance of earthquake damage in Lock Haven Area is about the same as Pennsylvania average and is much lower than the national average. The risk of tornado damage in Lock Haven Area is lower than Pennsylvania average and is much lower than the national average.
Earthquake Index, #705
| Lock Haven Area | 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, #129
| Lock Haven Area | 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, #670
| Lock Haven Area | 65.33 |
| 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 9,474 other weather extremes events within 50 miles of Lock Haven Area 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: | 6 | Cold: | 79 | Dense Fog: | 20 | Drought: | 67 |
| Dust Storm: | 0 | Flood: | 1,334 | Hail: | 1,391 | Heat: | 104 | Heavy Snow: | 393 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 50 | Landslide: | 1 | Strong Wind: | 232 |
| Thunderstorm Winds: | 5,332 | Tropical Storm: | 1 | Wildfire: | 2 | Winter Storm: | 120 | Winter Weather: | 60 |
| Other: | 282 | ||||||||
Volcanos Nearby
No volcano is found in or near Lock Haven Area.
Historical Earthquake Events
No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Lock Haven Area.
No historical earthquake events found in or near Lock Haven Area.
Historical Tornado Events
A total of 18 historical tornado events that had recorded magnitude of 2 or above found in or near Lock Haven Area.
| Distance (miles) | Date | Magnitude | Start Lat/Log | End Lat/Log | Length | Width | Fatalities | Injuries | Property Damage | Crop Damage | Affected County |
| 4.8 | 1985-05-31 | 4 | 41°10'N / 77°52'W | 41°13'N / 77°19'W | 29.00 Miles | 3330 Yards | 0 | 0 | 25.0M | 0 | Clinton |
| 14.1 | 1985-05-31 | 4 | 41°12'N / 77°57'W | 41°10'N / 77°52'W | 4.50 Miles | 3330 Yards | 0 | 0 | 25.0M | 0 | Centre |
| 18.9 | 1985-05-31 | 4 | 41°12'N / 78°04'W | 41°12'N / 77°57'W | 5.50 Miles | 3330 Yards | 0 | 0 | 25.0M | 0 | Clinton |
| 31.3 | 1985-05-31 | 3 | 41°11'N / 77°09'W | 41°08'N / 76°58'W | 11.00 Miles | 910 Yards | 2 | 20 | 25.0M | 0 | Lycoming |
| 32.5 | 1976-07-29 | 3 | 41°12'N / 77°16'W | 41°14'N / 76°47'W | 25.00 Miles | 150 Yards | 0 | 0 | 2.5M | 0 | Lycoming |
| 36.5 | 1966-08-16 | 2 | 41°18'N / 77°00'W | 41°18'N / 76°54'W | 4.50 Miles | 100 Yards | 0 | 1 | 25K | 0 | Lycoming |
| 36.9 | 1975-06-05 | 2 | 40°45'N / 77°55'W | 0 | 0 | 250K | 0 | Centre | |||
| 37.4 | 1985-05-31 | 3 | 41°08'N / 76°58'W | 41°09'N / 76°55'W | 4.00 Miles | 910 Yards | 2 | 20 | 25.0M | 0 | Union |
| 37.4 | 1985-05-31 | 4 | 41°11'N / 78°40'W | 41°12'N / 78°04'W | 30.00 Miles | 3330 Yards | 0 | 0 | 25.0M | 0 | Clearfield |
| 39.6 | 1991-09-18 | 2 | 40°40'N / 77°49'W | 40°42'N / 77°47'W | 4.00 Miles | 330 Yards | 0 | 3 | 250K | 0 | Huntingdon |
| 40.3 | 1980-04-09 | 2 | 40°44'N / 77°19'W | 40°43'N / 77°17'W | 0 | 0 | 250K | 0 | Snyder | ||
| 40.7 | 1962-06-14 | 2 | 41°46'N / 78°01'W | 0.20 Mile | 33 Yards | 0 | 0 | 3K | 0 | Potter | |
| 41.0 | 1985-05-31 | 3 | 41°09'N / 76°55'W | 41°07'N / 76°50'W | 4.00 Miles | 2640 Yards | 2 | 20 | 25.0M | 0 | Northumberland |
| 41.0 | 1954-06-12 | 2 | 41°41'N / 78°11'W | 0.20 Mile | 67 Yards | 0 | 0 | 25K | 0 | Potter | |
| 43.0 | 1989-11-20 | 2 | 40°37'N / 77°49'W | 40°39'N / 77°47'W | 3.50 Miles | 1230 Yards | 0 | 0 | 25K | 0 | Huntingdon |
| 43.6 | 1952-07-23 | 2 | 40°37'N / 77°34'W | 0 | 4 | 25K | 0 | Mifflin | |||
| 48.6 | 2003-07-21 | 3 | 41°55'N / 77°56'W | 41°55'N / 77°56'W | 2.50 Miles | 200 Yards | 0 | 0 | 200K | 0 | Potter |
| Brief Description: A team from the National Weather Service office in State College surveyed damage and interviewed residents and emergency management officials in Potter county. The team determined that an F3 tornado touched down in Potter county around 4:00 pm Monday July 21 2003. The tornado first touched down about 2 miles southwest of the town of Ellisburg...where it downed hundreds of trees. The tornado continued to the northeast...where it hit the Smoker Farm. The barn and house were completely destroyed...and one of three silos was tipped over. A second home on Smoker Road was also extensively damaged and is uninhabitable. In addition...a car was picked up and thrown 600 yards. A farm tractor was lifted into the trees. The tornado path was 2 1/2 miles long...while the width was about 200 yards. Based on the damage...the tornado was mainly an F2...but rated as a weak F3 at its peak with winds of 160 mph. There were two injuries, but no deaths. | |||||||||||
| 49.9 | 1978-08-28 | 2 | 40°53'N / 76°52'W | 40°51'N / 76°48'W | 3.30 Miles | 50 Yards | 0 | 1 | 25K | 0 | Snyder |
* 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.