The best source for state legislative activity is the website of a state's legislative body, although they can vary considerably.
These sites aggregate legislative activity in all 50 states:
Legislative, regulatory, and appellate case law for all states and U.S. territories is available in Westlaw Campus Research. Click the "State Materials" tab and then select a state or territory.
Also available in Andersen Library: North Western Reporter to v.600 N.W.2d [1999] (2nd-floor Law Collection)