Opportunity
SAM #140P6326B0006
Sanitary Plumbing and Septic System Replacement at Knife River Indian Villages NHS Visitor Center
Buyer
NPS MWR Nekota
Posted
April 24, 2026
Identifier
140P6326B0006
NAICS
237110, 238220, 237990, 238910
This opportunity involves the National Park Service seeking vendors for a major sanitary plumbing and septic system replacement at the Knife River Indian Villages National Historic Site Visitor Center in Stanton, North Dakota. - Government Buyer: - National Park Service (NPS), MWR NEKOTA office, Department of the Interior - Scope of Work: - Replacement of all interior sewer piping at the Visitor Center - Reworking the exterior lift station and valve vault, including new interior and electrical components - Installation of a new exterior septic system (septic tanks, cleanouts, distribution box, absorption trenches) - Budget & NAICS: - Estimated project value: $500,000 to $1,000,000 - NAICS code: 237110 (Water and Sewer Line Construction) - Period of Performance: - All work must be completed within 120 calendar days from Notice to Proceed - On-site work impacting the existing system must occur after Labor Day - OEMs and Vendors: - No specific OEMs or vendors are named; open to qualified construction and plumbing contractors - Unique Requirements: - Work must be performed at a federal historic site Visitor Center - Project involves both interior and exterior sanitary infrastructure - Compliance with federal construction standards and historic site considerations is expected - Place of Performance: - Knife River Indian Villages National Historic Site Visitor Center, 564 County Road 37, Stanton, ND 58571 - Contracting office: DOI, NPS, MWR - NEKOTA MABO, 820 Columbus St, Rapid City, SD 57701
Description
This Source sought is for replacing sanitary plumbing and septic system at Knife River Historic Indian Village. See attached Sources Sought Document for more details.