Summary: Tariff Revision for Pierce County Refuse of $ 2.60 for a decrease in commodity adjustment (from a debit of $1.71 to a credit of $0.89) per month for residential customers. The company serves approximately 56,000 residential customers in Pierce County. Requested $1.73 decrease in commodity adjustment (from a debit of $1.21 to a credit of $0.52) per month for residential recycling customers. The company serves approximately 4,900 residential customers on Joint Base Lewis-McChord.