66--Mobile Weather Stations for SWRO Water Resources

This contract is a firm-fixed price solicitation for seven research-grade mobile weather stations to support evapotranspiration measurements for the Southwest Regional Office of Water Resources under the Department of the Interior. The requirement is exclusively set aside for Indian Economic Enterprises (IEE), with full compliance mandated under the Buy Indian Act and DIAR Part 1480, requiring offerors to self-certify as an IEE by disclosing ownership by a federally recognized tribal entity and providing a 51% or greater ownership stake by that entity. The solicitation is open only to small businesses under NAICS code 334513 with a size standard of 750 employees, and applicants must maintain an active SAM.gov profile with a valid Unique Entity ID. The mobile weather stations must meet exact specifications modeled after the Campbell ET107 system, including a Campbell CR1000M data logger capable of calculating evapotranspiration via the Penman-Monteith method, a Texas Electronics TE525 tipping bucket rain gauge, Campbell HMP60-ETS temperature/humidity sensor, Campbell MW 034B-ET wind sensor, and Campbell CS305-ET solar radiation sensor, all mounted on a tripod up to 10 feet high with complete calibration and power kits. Delivery is required to the BIA-SWRO office in Albuquerque, New Mexico, with a proposed delivery date of August 1, 2026, and contractors must provide their own lead time in their response. Proposals are evaluated on a Lowest Price Technically Acceptable basis, where technical compliance with all specifications is a mandatory pass/fail gate—failure to meet any specification renders an offer ineligible regardless of price. All submissions must be sent via email to Brian Roberts at brian.roberts@bia.gov by August 3, 2026, with the subject line properly formatted to include the solicitation number and company name, and must include the signed IEE Representation Form and DIAR 1452.280-4 to avoid disqualification. Contract administration requires electronic invoicing through the Treasury’s IPP system, with detailed invoice content including order number, item description, quantity, price, delivery date for inspection, and serial/part numbers. Final payment requires submission within sixty days of acceptance of a clearly marked "FINAL INVOICE," accompanied by a certificate of completion and release of claims; failure to submit triggers unilateral government closeout. The contractor must comply with whistleblower protections, prohibitions on