According to Made in Japan II (1995), the house in which Bumpy and his friends live is located in San Francisco, California.
It usually took animators an entire 8-hour day to make 5 seconds of animation for this show.
Once ABC green-lit the show, co-creator Ken Pontac wrote a letter to Will Vinton, the creator of Claymation, and apologized in advance for news articles that could erroneously name the animation style of the show "Claymation". Pontac clarified that the show employed stop-motion animation.