Geez, I lived there for 6 years and I hardly know...
Powerplay Hockey Fun League has 13-16 year old leagues, but only in the spring
Other than that, it's either 19+ leagues or the high school leagues. If you go to one of these schools, you can go:
Earl Marriot
Enver Creek
Fleetwood Park
Fraser Heights
Guildford Park
Johnson Heights
Lord Tweedsmuir
Kwantlen Park
LA Matheson
North Surrey
Panorama Ridge
Princess Margaret
Semiahmoo Secondary
Sullivan Heights
Tamanawis