Idaho earthquakes in 1975
33 earthquakes of magnitude 2.5 or more were located in Idaho in 1975. The largest: M6.1 17 km NE of Snowville, Utah, Mar 27, 1975.
From the USGS catalog. Times are local to each quake.
Map
Where every quake of 1975 was located in Idaho. Select one for its page.
Every quake of 1975
Magnitude 2.5 and up, newest first.
- 3.143 km NNW of Stanley, Idaho · 5 km deep
- 2.945 km NNW of Stanley, Idaho · 5 km deep
- 2.715 km ENE of Snowville, Utah · 5 km deep
- 3.014 km E of Snowville, Utah · 7 km deep
- 3.620 km WNW of Portage, Utah · 3 km deep
- 4.016 km NE of Snowville, Utah · 5 km deep
- 2.59 km NNE of Warm River, Idaho · 19 km deep
- 3.617 km WSW of Malad City, Idaho · 10 km deep
- 3.019 km WSW of Malad City, Idaho · 5 km deep
- 3.317 km ESE of Yellow Pine, Idaho · 5 km deep
- 3.213 km ENE of Snowville, Utah · 5 km deep
- 3.019 km ENE of Snowville, Utah · 3 km deep
- 3.122 km NNE of Snowville, Utah · 2 km deep
- 4.619 km ENE of Snowville, Utah · 4 km deep
- 3.219 km ENE of Snowville, Utah · 4 km deep
- 2.819 km ENE of Snowville, Utah · 5 km deep
- 4.719 km SW of Malad City, Idaho · 7 km deep
- 4.514 km W of Portage, Utah · 7 km deep
- 3.018 km ENE of Snowville, Utah · 7 km deep
- 3.520 km ENE of Snowville, Utah · 6 km deep
- 4.010 km ENE of Snowville, Utah · 3 km deep
- 3.210 km ENE of Snowville, Utah · 6 km deep
- 2.6southern Idaho · 3 km deep
- 2.815 km NNE of Snowville, Utah · 5 km deep
- 3.410 km NE of Snowville, Utah · 1 km deep
- 2.910 km NE of Snowville, Utah · 2 km deep
- 4.312 km ENE of Snowville, Utah · 5 km deep
- 4.7southern Idaho · 4 km deep
- 3.220 km SW of Malad City, Idaho · 3 km deep
- 4.116 km ENE of Snowville, Utah · 7 km deep
- 3.021 km ENE of Snowville, Utah · 2 km deep
- 6.117 km NE of Snowville, Utah · 5 km deep
- 4.4southern Idaho · 6 km deep
The largest
The 25 largest of 1975 in Idaho.
- 6.117 km NE of Snowville, Utah · 5 km deep
- 4.719 km SW of Malad City, Idaho · 7 km deep
- 4.7southern Idaho · 4 km deep
- 4.619 km ENE of Snowville, Utah · 4 km deep
- 4.514 km W of Portage, Utah · 7 km deep
- 4.4southern Idaho · 6 km deep
- 4.312 km ENE of Snowville, Utah · 5 km deep
- 4.116 km ENE of Snowville, Utah · 7 km deep
- 4.016 km NE of Snowville, Utah · 5 km deep
- 4.010 km ENE of Snowville, Utah · 3 km deep
- 3.620 km WNW of Portage, Utah · 3 km deep
- 3.617 km WSW of Malad City, Idaho · 10 km deep
- 3.520 km ENE of Snowville, Utah · 6 km deep
- 3.410 km NE of Snowville, Utah · 1 km deep
- 3.317 km ESE of Yellow Pine, Idaho · 5 km deep
- 3.210 km ENE of Snowville, Utah · 6 km deep
- 3.213 km ENE of Snowville, Utah · 5 km deep
- 3.219 km ENE of Snowville, Utah · 4 km deep
- 3.220 km SW of Malad City, Idaho · 3 km deep
- 3.143 km NNW of Stanley, Idaho · 5 km deep
- 3.122 km NNE of Snowville, Utah · 2 km deep
- 3.014 km E of Snowville, Utah · 7 km deep
- 3.019 km WSW of Malad City, Idaho · 5 km deep
- 3.019 km ENE of Snowville, Utah · 3 km deep
- 3.018 km ENE of Snowville, Utah · 7 km deep
Month by month
Counted by UTC date, which is how the catalog files them.
| Month | Quakes | Largest | Where |
|---|---|---|---|
| January 1975 | 0 | ||
| February 1975 | 0 | ||
| March 1975 | 16 | 6.1 | 17 km NE of Snowville, Utah |
| April 1975 | 7 | 4.7 | 19 km SW of Malad City, Idaho |
| May 1975 | 0 | ||
| June 1975 | 2 | 3.3 | 17 km ESE of Yellow Pine, Idaho |
| July 1975 | 0 | ||
| August 1975 | 1 | 3.6 | 17 km WSW of Malad City, Idaho |
| September 1975 | 3 | 4.0 | 16 km NE of Snowville, Utah |
| October 1975 | 0 | ||
| November 1975 | 1 | 3.0 | 14 km E of Snowville, Utah |
| December 1975 | 3 | 3.1 | 43 km NNW of Stanley, Idaho |
What this means
The catalog is only as complete as the instruments of the time. Worldwide coverage of magnitude 5 and up dates from the 1960s, and of 4.5 from the 1990s; earlier years hold the large quakes and the ones near a station, so a low count in an early year means fewer instruments, not a quiet earth.
By year
Every year the USGS catalog covers.
- 2020s2020202120222023202420252026
- 2010s2010201120122013201420152016201720182019
- 2000s2000200120022003200420052006200720082009
- 1990s1990199119921993199419951996199719981999
- 1980s1980198119821983198419851986198719881989
- 1970s1970197119721973197419751976197719781979
- 1960s1960196119621963196419651966196719681969
- 1950s1950195119521953195419551956195719581959
- 1940s1940194119421943194419451946194719481949
- 1930s1930193119321933193419351936193719381939
- 1920s1920192119221923192419251926192719281929
- 1910s1910191119121913191419151916191719181919
- 1900s1900190119021903190419051906190719081909
Nearby
Sources
Earthquakes, magnitudes, depths, shaking estimates and felt reports from the U.S. Geological Survey Earthquake Hazards Program, read from its live feeds and its catalog back to 1900. Tsunami messages from NOAA’s tsunami warning centers.