TGP 409 Heliport

The heliport was a private facility, and its closure was most likely due to economic and operational changes. The 'TGP' in the name strongly suggests it was owned by Tennessee Gas Pipeline (a major natural gas company). Companies like this closed many of their remote heliports due to the high cost of helicopter operations, a shift to more cost-effective pipeline surveillance methods (such as fixed-wing aircraft, ground patrols, or modern drones), and the consolidation of corporate aviation assets.

The site is completely redeveloped. The coordinates (26.41659, -98.135629) point directly to the corporate office of Texas Gas Service, located at 409 E Monte Cristo Rd, Edinburg, TX. The land where the heliport likely existed is now part of the building's parking lot and landscaped grounds. There are no physical remnants of the heliport.

TGP 409 Heliport was a private-use facility with no significance to the general public. Its purpose was purely functional for its owner, likely Tennessee Gas Pipeline or a successor/related entity like Texas Gas Service, whose office is now at the location. The heliport would have been used for critical infrastructure support, including:
- Aerial patrol and inspection of natural gas pipelines in the South Texas region.
- Transporting maintenance crews and equipment to remote or inaccessible sections of the pipeline.
- Emergency response in case of a pipeline leak or other incident.
It represents a common type of corporate aviation infrastructure that was vital for maintaining the U.S. energy grid before the advent of newer technologies.

There are no plans or prospects for reopening this heliport. The land is fully utilized for a commercial office building, and the original operational need for a dedicated heliport at this specific site is obsolete. The company's modern operational and surveillance needs are met by other means.