After a nuclear disaster caused by several terrorist attacks wipes out most of North America, residents of a small Kansas town have to come to terms with a very different reality.
The fallout from the nuclear blast in Denver will hit Jericho in an hour and Jake has to get the residents inside. The official shelter is not adequate and Jake must find another shelter to protect them. Emily faces troubles of her own while being picked up by who she thinks are two officers.moreless
After seeing a broadcast via satellite from Asia, Jake gathers a group of people together for information gathering. After finding out that there is information out there, Jake suggests having four search parties to go out to get a better understanding what is going on outside of Jericho. The search parties set off in four different directions.moreless
Jake finds a stranger who is sick with radiation poisoning and he must make a decision whether or not to help him. The hospital’s generator is running out of gas and the residents find that their supplies are also running low.
The children of Jericho start to return back to school. A power line that has fallen causes an accident on the playground when the power returns. Jake has an argument with his mother regarding a secret that Jake hasn't disclosed to his dad.
After an electromagnetic pulse leaves Jericho in the dark, crime runs rampant. Plus Hawkins must step in when an argument between Jake and an old adversary becomes heated.
The slick gang leader Jonah bails Mitchell out of jail and agrees to give back the food that his bandits stole and agrees to keep out of Jericho. This plan strays off-course as Jonah negotiates new terms involving Jake and Emily.
Jake and Eric head out of Jericho to the nearby town of Rogue River to try and acquire some medicine for their father. While the brothers are at the hospital they encounter a combative group of individuals who call themselves Ravenwood. The brothers find that they’re trapped and must find a way back to Jericho.moreless
The residents of Jericho receive a visit from a group of questionable outsiders and they realize that they need to form a plan to keep the outsiders out. Emily has a dream about her wedding morning to Roger. She wakes up and realizes that he is probably dead.
Supplies are dropped by air into Jericho and the Green's and Hawkins think that they know where they came from. Jonah Prowse returns to Jericho causing even more trouble.
Some of the residents of Jericho are concerned that Gray's actions may actually make Gray the new mayor. In other news, Mitchell claims that Jonah is the killer under much speculation.
This special presentation sheds light on all the mysteries that occurred during the first 11 episodes, detailing everything between the day the bombs went off and finding out that someone is coming to visit Hawkins and that Emily’s fiance is still alive.
The lives of Jake and Hawkins are explored during this flashback episode. This episode begins 36 hours before the bombs went off. Sarah is introduced and is associated to Hawkins. Jake had been living in San Diego.
Jake, his dad, Heather and Dale visit Black Jack to try and find the parts needed to fix the windmill. Sarah goes home with Hawkins against the rest of his family's wishes.
While on a hunting trip outside of Jericho, Jake, Stanley and Mimi find themselves in a dangerous situation when they run into some strangers. Hawkins realizes that his family is in danger because of him. Emily and Roger work on their relationship.
After a company of Marines shows up, the town of Jericho has hopes that life will finally start to return to normal.
After April collapses and goes into early labor, Jake makes Kenchy face his problems so that they can save April. The wind turbine arrives from New Bern but Heather does not return. Jericho makes a deal with New Bern to send ten of their people to New Bern to make more wind turbines as long as New Bern receives a percentage of their spring crop.moreless
Roger gets desperate after Gray kicks the refugees out of Jericho. Dale and Skylar collect on some debts. Hawkins continues his quest to find Sarah's contacts.
Jake finds that Hawkins has not been honest with the residents of Jericho about his past and holds him at gunpoint for answers.
Jake believes something more is wrong after Eric doesn’t return from New Bern. Jake and Hawkins go to New Bern and discover that Jericho is in danger.
The hostility mounts between the citizens of Jericho and New Bern. A handful of residents of New Bern are shot and injured after getting caught trying to steal from the Jericho salt mine.
The residents of Jericho and New Bern fight over precious resources. Gray has to make a tough decision after the streets of Jericho are bombed.
The residents of Jericho have survived the attack on their town but there is a lot more in store for them.