Much like our transportation assets, Onslow County has reliable, robust utility infrastructure.  

Water & Sewer

Onslow Water and Sewer Authority (ONWASA), a public, non-profit entity that provides water and sewer (wastewater) services to the unincorporated areas of the county as well as most municipalities in Onslow County. ONWASA serves approximately 56% of the Onslow County population. The City of Jacksonville provides water and sewer to more than 80,000 residents.


Duke Energy Progress and Jones-Onslow Electric Membership Corporation (JOEMC) provide electric service to businesses and residents in Onslow County. Duke Energy Progress, a subsidiary of Duke Energy serves nearly one and a half million customers in North and South Carolina. The utility serves a territory encompassing more than 34,000 square miles including the cities of Jacksonville, Raleigh, Wilmington and Asheville in North Carolina. Duke Energy, a Fortune 250 utility company based in Charlotte, NC operates in six (6) states serving millions of customers with clean, reliable and cost-effective electricity. JOEMC provides electricity in Jones and Onslow counties. Electric Membership Corporations are private independent electric utility businesses established to provide at-cost electric service. They are owned by the consumers they serve, and are governed by a Board of Directors elected from the membership. 


Onslow County has ten (10) Broadband/Telecommunications service providers for residential, commercial, industrial, and government customers. The County is served by two (2) cable providers - Time Warner Cable and Charter Communications, one (1) DSL provider - CenturyLink, two (2) fiber optic providers - Level 3 Communications and MCNC, three (3) mobile providers - AT&T Mobile, Verizon Wireless and Sprint Direct, and two (2) satellite mobile providers - HughesNet and ViaSat Communications. More information about Broadband services is available at

Natural Gas

Piedmont Natural Gas is an energy service company primarily engaged in the distribution of natural gas to more than one million residential, commercial, industrial and power-generation utility customers in portions of North Carolina, South Carolina and Tennessee, including customers served by municipalities that are whole sale customers. Its subsidiaries are invested in joint venture, energy-related businesses including unregulated retail natural gas marketing, regulated interstate natural gas transportation and storage, and regulated intrastate natural gas transportation businesses.