Does anyone know where I can watch season 1 online?

Hi, try this one:
link
I heard of a colleague that this is a good page.

Or this one: link

You can find all episodes of CSI: NY, including season 1 on link

yeah all of the above are good sites
how about this one:link
hope this will help you!!

you can try this:
link
it's very useful, and it has all the episodes from the pilot...
(tip: you should choose, from the list of the links provided, the ones that are "healthy"-they have a green bar-they're more credible!!!)
xx Yiota

www.megavideo.com
www.tudou.com

But surfthechannel is the best :)

That's easy, in www.csinewyork.org

All the other sites above are great too, but you can also try this YouTube channel that has most of season 1 link , or you can also try link

this might be good;
www.youtube.com