I'm guessing you mean oshawott, it will evolve at level 17, as a fact theres an actual city called oshawa
Oshawa was created in 1850.
There is one in the Oshawa Centre
Oshawa Dodgers was created in 2002.
Oshawa Power was created in 2011.
Oshawa Metal was created in 1986.
Oshawa Machine was created in 2011.
Oshawa Group was created in 1957.
Oshawa Group ended in 1998.
Oshawa Generals was created in 1937.
The area of Oshawa is 145.68 square kilometers.
not in 2010, but there are plans to extend it out through oshawa.