This site leads to many sources on earthquakes. For instance pull up creep data at Parkfield or other San Andreas locales for the last seven days, last month, or last year. IRIS Earthquake site Shows recent location, magnitude, and aging of earthquakes worldwide. Downloadable programs include one that enables the viewing and manipulation of seismic detests in three dimensions and a neat illustration of seismic waves traveling from an epicenter and intersecting various seismic stations. Earthquakes Man has, and can, cause earthquakes through injection, or withdrawal, of fluids from the earth and by loading the earth through the building of large dams.
Most induced earthquakes are small but some are large enough to cause damage and even loss of life.
This link leads to a complete listing of references on the phenomenon of induced earthquakes. This earthquake is remembered by more people than normal because it disrupted the 1989 baseball World Series in Candlestick Park. The Museum of San Francisco site contains a plethora of information and images of that earthquake.