Save for later Print Download Share LinkedIn Twitter The Jan. 13 launch of a small modular reactor (SMR) siting study by the operator of Nebraska's Cooper nuclear power plant is indicative of the excitement many US nuclear operators are feeling about SMRs and advanced reactors. But while first movers like Tennessee Valley Authority (TVA) and Energy Northwest are pushing forward with possible first-of-a-kind SMR and advanced reactor projects, other established operators can barely conceal their skepticism. Most operators, however, are sticking with a wait-and-see approach, eyeing various SMRs with interest but not committing to them.