Place first 8 ingredients in an 8-quart stockpot; add the water and chicken. Bring the mixture to a boil over medium heat. Reduce heat, and simmer, uncovered, 3 hours. Strain stock through a fine sieve into a large bowl. Reserve chicken for another use; discard remaining solids. Cover and chill stock for 8 hours. Skim solidified fat from surface of broth, and discard.