How do i contact the city of greenwoods public works department? To contact the Greenwood CPW, please call (864) 942-8100 or visit the CPW website at www.greenwoodcpw.com. The Greenwood Metropolitan District (GMD) provides sewer services within the City of Greenwood.How do i contact the commissioners of public works cpw? The Greenwood Commissioners of Public Works (CPW) provides utility services (water, electricity, and natural gas) inside all of the City limits are through portions of Greenwood County. To contact the Greenwood CPW, please call (864) 942-8100 or visit the CPW website at www.greenwoodcpw.com.What is greengreenwood cpws refund policy? Greenwood CPW commissioners approved returning the overpayment to our customers beginning with your next bill. Therefore, any refund due that is $150 or less will appear as a bill credit on your September bill.Is there a convenience fee for cpw payments? Effective January 1, 2021 CPW will be charging a 2.25% convenience fee on the total payment amount when making a payment with a credit/debit card either online or over the phone (IVR or text to pay). For Electronic Check payments through our online portal, a $2.00 convenience fee will be added to the payment.