Springfield (The Simpsons) endowed with flippered mutants. In the Season 25 episode "Homerland", he comments that the air conditioning system has never worked properly. In one episode, Mr. Burns mentions that he owns the electric company as part of his power monopoly. The design and folly of Springfield Nuclear Power Plant is often rumored to be based on the troubled Trojan Nuclear Power Plant (closed in 1993 due to defects) near Matt Groening's home town of Portland, Oregon, or the Hanford Site in southeastern Washington. However, Antonia Coffman, Groening's publicist, has said that the Springfield plant's design is generic and that "the Springfield
Matt Groening a number of spin-offs from "The Simpsons", those attempts have been unsuccessful. In 1994, Groening and other "Simpsons" producers pitched a live-action spin-off about Krusty the Clown (with Dan Castellaneta playing the lead role), but were unsuccessful in getting it off the ground. Groening has also pitched "Young Homer" and a spin-off about the non-Simpsons citizens of Springfield. In 1995, Groening got into a major disagreement with Brooks and other "Simpsons" producers over "A Star Is Burns", a crossover episode with "The Critic", an animated show also produced by Brooks and staffed with many former "Simpsons" crew members. Groening claimed