Just received an email to say that series two is now available. I tested on an account without Premium and was able to watch.
Impulse is back for Season 2!
Welcome to Reston, New York where nothing is quite as it seems. The critically acclaimed series Impulse returns, unraveling the biggest mysteries of Season 1 and raising new ones along the way. Step into the unknown and catch up now on Impulse!
Loved the first season - have been waiting for this!