This industry comprises establishments primarily engaged in the pipeline transportation of products (except crude oil, natural gas, and refined petroleum products).
Providing pipeline transportation of crude oil--are classified in Industry 486110, Pipeline Transportation of Crude Oil; Providing pipeline transportation of natural gas--are classified in Industry 486210, Pipeline Transportation of Natural Gas; Providing pipeline transportation of refined petroleum products--are classified in Industry 486910, Pipeline Transportation of Refined Petroleum Products; and Operating water distribution systems--are classified in Industry 221310, Water Supply and Irrigation Systems.