On the Richter Scale, People can start feeling earthquakes at a scale of 3. We rarely feel such earthquakes, but some people do. It doesn't cause major damages, just some very minor ones.
1 to 2 Felt slightly by some people. No damage to buildings. <span> 3 to 4 </span><span>Often felt by people, but very rarely causes damage. Shaking of indoor objects can be noticeable. </span> <span>5 to 6 <span>Noticeable shaking of indoor objects and rattling noises. Felt by most people in the affected area. Slightly felt outside. Generally causes none to minimal damage. Moderate to significant damage very unlikely. Some objects may fall off shelves or be knocked over.
Hope this helps :) just look up Richter Magnitude scale </span></span>