Reference materials for developers and contractors is at your fingertips with these convenient PDF documents.

Please be sure you have the most current version available for the resource you need as information may change at any time. Be sure to check back for new resource information.

If you are wanting to check to see if there is natural gas available for your business, find out quickly by going to our Connect to Gas page.

If you have any questions on NW Natural's policies, please contact the Portland Resource Center at 800-927-6123 ext. 2360.