U.S. Geological Survey, 205B 12201 Sunrise Valley Drive, Reston, VA 20192

66 -- WATER QUALITY MONITORS SOL 00HQSS0007 DUE 021000 POC Contracting Officer Sharon McDowell (703) 648-7375 The U.S. Geological Survey (USGS) announces a competitive brand-name solicitation for the following items: Water Quality Monitor with bulkhead connector, SDI-12, temperature and conductivity Model 600R, YSI #063625- Qty 30; Water Quality Monitor with temperature, PH, dissolved oxygen, conductivity, bulkhead connector, SDI-12, Model 600XL, YSI #s 065852, 006561, 006562- Qty 5; Water Quality Monitor with temperature, PH, dissolved oxygen, conductivity, memory, SD1-12, bulkhead connector, Model 600XLM, YSI #s 603000, 006561, 006562- Qty 5; Water Quality Monitors with conductivity, temperature, PH, dissolved oxygen, SDI-12, bulkhead connector, memory, optional pre-drilled hole for turbidity, Model 6920, YSI #s 692040, 006561, 006562- Qty 12; Model 610 display with battery charger, cables, YSI #063502- Qty 3; Flow through cell for Model 6920 Water Quality Monitor, YSI #006897- Qty 5; Turbidity sensor for Model 6920 Water Quality Monitor, YSI # 006026- Qty 10; YSI field cable with bulkhead connector, 50 feet, YSI # 006092- Qty 20;YSI field cable with bulkhead connector, 100 feet, YSI # 006093- Qty 10; YSI field cable with bulkhead connector 200 feet, YSI # 006093-2- Qty 5, YSI field cable with bulkhead connector, 500 feet, YSI # 996983-5- Qty 3; Flow through cell for YSI 600 series water quality monitors, YSI #000697- Qty 5. Delivery Schedule- ninety (90) days after award. Delivery Destination- U.S. Geological Survey- WRD, Hydrologic Instrumentation Facility, Building 2101, Mail Stop 3573, Stennis Space Center, MS 39529. Based on the information available at this time, the USGS considers this procurement to be brand- name competitive; substitutions will not be accepted. Vendors who manufacture the above items are invited to provide an affirmative response to this notice. Requests for Solicitation No. 00HQSS0007 must be in writing and should be received by close of business on January 31, 2000. Requests may also be made by facsimile to (703) 648-7901 (telephone confirmation at 703/648-7375 is recommended). Telephone requests will not be honored. Solicitation No. 00HQSS0007 will be available on or about February 03, 2000. Proposals will be due by 4pm February 10, 2000. The Contracting Officer plans to award this procurement pursuant to FAR 11.105- Items peculiar to one manufacturer. This procurement is a total small business set-aside. Posted 01/27/00 (W-SN419482). (0027)

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