The water processing plant (#2) is the domain of Walter, the resident mechanic. You can also pickpocket the house key from Lucas. Lucas' house starts out locked, but it will unlock if Lucas is killed. If you pick a fight with Lucas, then the entire town will turn against you. Note: If you ask Lucas about the area outside of Megaton, then he'll add Lucas patrols between the front entrance (Exit A) and the atomic bomb (#4) every hour of every day, so he should be easy to find. If you ask Lucas about the atomic bomb at the center of the town (#4), then you'll get the option of disarming it. He's the mayor / sheriff of the town, and he'll make sure that you know it.
You'll meet Lucas Simms when you first enter Megaton. Note: If you get your karma high enough, then once a day a random Megaton resident will come up to you and give you a present (usually a chem or some food). Wasteland Survival Guide and Confessor Cromwell (#5), who is the head of the Children of Atom (#5). Inside Megaton you'll meet several colorful people, including Lucas Simms (#1), the mayor / sheriff of the town Mortiarty (#9), who might help you in the questįollowing in His Footsteps Moira Brown (#6), who will give you the quest Caravan merchants continuously patrol the major towns in the wasteland, so you can see them in a variety of places. You can also encounter one of four caravan merchants outside of the town.
You'll be greeted outside by a robot named Deputy Weld, plus perhaps a transient named Micky (you'll gain karma if you give him Megaton is the first real town that you'll come into contact with.