delÂ·eÂ·teÂ·riÂ·ous. adj. Having a harmful effect; injurious: the deleterious effects of smoking.
Portage is a city in Kalamazoo County in the U.S. state of Michigan. The population was 46,292 in the 2010 census. It is the smaller of the two main cities included in the Kalamazoo-Portage Metropolitan Statistical Area, which has a population of 326,589 as of 2010. Portage is adjacent to the southern boundary of the City of Kalamazoo.
Grand Rapids, MI Profile. Grand Rapids, MI, population 193,710, is located in Michigan's Kent county, about 58.6 miles from Lansing and 93.4 miles from South Bend. Through the 90's Grand Rapids's population has grown by about 5%. It is estimated that in the first 5 years of the past decade the population of Grand Rapids has declined by about 2%.