J--YELL: WASTEWATER TREATMENT PLC AND HMI PROGRAMMING

The National Park Service has issued solicitation 140P1426Q0071 for wastewater treatment Programmable Logic Controller (PLC) and Human Machine Interface (HMI) programming upgrades at Yellowstone National Park. This requirement falls under NAICS code 541330 for Engineering Services and PSC J046 for Maintenance, Repair, and Rebuilding of Equipment: Water Purification and Sewage Treatment Equipment. An amendment to the solicitation incorporated National Park Service responses to Requests for Information and added 32 supplemental attachments, including various HMI images.

Interested parties must submit quotes by the response deadline of June 1, 2026, at 10:00 AM Mountain Time. The procurement documentation includes 37 total attachments, such as the initial solicitation and subsequent amendments. Kiara Stewart serves as the primary point of contact for this requirement.