Where We Drill: the Five-County Triangle West

Durham-Chapel Hill, NC HDD service area — 5 component counties, principal and satellite cities — The western Triangle service area — U.S. Census Bureau county boundaries; cities marked are where crews most often mobilize.

The service area is the OMB-defined Durham-Chapel Hill metro — Durham, Orange, Chatham, Person, and Granville counties, from the Bull City and the park through the college town to the basin's rising south and the crystalline north. County pages below carry the local picture: the corridors, the basin, and the authorities whose permits govern crossings.

Durham County

The Bull City core: the park's edge, two campuses' gravity, and the brick districts.

Orange County

The college town and the county seat: Chapel Hill's campus, Carrboro, and Hillsborough's history.

Chatham County

The rising south: Pittsboro's mega-neighborhood, the Moncure auto campus, and Jordan's arms.

Granville County

The corridor north: Oxford and Creedmoor, Falls' headwaters, and I-85's run.

All component counties: Durham · Orange · Chatham · Person · Granville.