Carter must save the town after wormholes begin appearing and threaten to tear Eureka apart.(end of series)
After the DOD closed down Eureka a surprise founder came in and bought the town and gave it back to them and made Henry director.
original airdate--July 16,2012 rating--1.58 million
song--Eureka Theme song--"Eureka On My Mind" by Bear McCreary
Trivia--The "Eureka" crew paid a surprise tribute to Hastings and Paglia with storefront signage on Eureka's main street: Hastings Hoverboards and Paglia Propulsion Products.