B08_ATCH_1_SALIENTS.pdf

This is a salient characteristics document specifying requirements for a Portable Liquid Sampler to be used for collecting water quality samples from data collection gaging stations near lakes, rivers, and streams across the US.

The required sampler must include a controller and pump, support both 24 1-liter polypropylene bottles and 24 350ml glass bottles, and be programmable for different sample frequencies and volumes. Key technical specifications include: built-in SDI-12 interface with window, adjustable air purge feature, 28-foot minimum lift capability, IP67 or higher enclosure rating, 512KB minimum memory, and 12 VDC external power operation. The unit must also include a liquid detection sensor, 3/8-inch tube intake and coupler, minimum 6-foot power cable, and bottle retaining ring. This solicitation (140G0125Q0039) is a small business set-aside under NAICS 334513, with quotes due January 27, 2025 at 11:00 AM ES. The US Geological Survey HIF requires delivery to Tuscaloosa, AL within 60 days of purchase order receipt, with an anticipated award date of March 1, 2025.