| | TO#10 WILDFIRE CARBON STUDIES AGAINST IDIQ 140G0323D0007 | LETICIA DIAZ | $6,120 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | Mar 12, 2026 | Mar 12, 2026 | Mar 14, 2027 |
| | TO#09 AGAINST IDIQ 140G0323D0007 LAB SERVICES CAWSC | LETICIA DIAZ | $22,574 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | Aug 20, 2025 | Aug 20, 2025 | Aug 31, 2026 |
| | TO#08 AGAINST IDIQ 140G0323D0007 SEDIMENT SAMPLE ANALYSIS | LETICIA DIAZ | $11,000 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | Aug 14, 2025 | Aug 14, 2025 | Jul 31, 2026 |
| | LETICIA HALLAS (DIAZ) / TO#7 IDIQ 140G0323D0007 | LETICIA DIAZ | $28,096 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | Jul 18, 2025 | Jul 18, 2025 | Jul 31, 2026 |
| | TASK ORDER# 06 AGAINST IDIQ 140G0323D0007 | LETICIA DIAZ | $7,990 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | Mar 28, 2025 | Mar 28, 2025 | Jul 31, 2025 |
| | TASK ORDER 05 AGAINST IDIQV140G0323D0007 SEDIMENT SAMPLE PREPARATION | LETICIA DIAZ | $4,230 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | Jan 22, 2025 | Jan 22, 2025 | Jul 31, 2025 |
| | SEDIMENT SAMPLE PREPARATION: TASK ORDER #4 AGAINST IDIQ 140G0323D0007 | LETICIA DIAZ | $3,478 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | Sep 12, 2024 | Sep 12, 2024 | Sep 30, 2025 |
| | TASK ORDER 3 AGAINST IDIQ 140G0324D0007 | LETICIA DIAZ | $40,890 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | Jun 27, 2024 | Aug 1, 2024 | Jul 31, 2026 |
| | TASK ORDER #2 AGAINST IDIQ 140G0323D0007 | LETICIA DIAZ | $3,960 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | May 10, 2024 | May 10, 2024 | Jul 31, 2024 |
| | TO#1 AGAINST 140G0323D0007 SEDIMENT SAMPLE PREPARATION | LETICIA DIAZ | $45,945 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | Aug 1, 2023 | Aug 1, 2023 | Jul 31, 2024 |
| | SEDIMENT SAMPLE PREPARATION | LETICIA DIAZ | $36,800 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B599SPECIAL STUDIES/ANALYSIS- OTHER | Jul 21, 2022 | Jul 21, 2022 | Jul 31, 2024 |
| | GEOCHEMISTRY LAB SERVICES | LETICIA DIAZ | $23,200 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541690Other Scientific and Technical Consulting Services | B517SPECIAL STUDIES/ANALYSIS- GEOLOGICAL | Jul 14, 2020 | Aug 1, 2020 | Jul 31, 2022 |
| | GEOCHEMISTRY FIELD SAMPLING AND TRAVEL EXPENSES | LETICIA DIAZ | $3,561 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541690Other Scientific and Technical Consulting Services | B517SPECIAL STUDIES/ANALYSIS- GEOLOGICAL | Jan 24, 2020 | Jan 24, 2020 | Feb 15, 2020 |
| | GEOCHEMISTRY LAB SERVICES | LETICIA DIAZ | $16,740 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | B517SPECIAL STUDIES/ANALYSIS- GEOLOGICAL | Apr 25, 2018 | May 1, 2018 | Jul 31, 2020 |
| | GEOCHEMISTRY LAB SUPPORT IGF::OT::IGF | LETICIA DIAZ | $16,200 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541712 | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | Mar 30, 2016 | Mar 30, 2016 | Apr 3, 2018 |
| | GEOCHEMISTRY LAB SUPPORT IGF::OT::IGF | LETICIA DIAZ | $7,700 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541712 | B504SPECIAL STUDIES/ANALYSIS- CHEMICAL/BIOLOGICAL | Feb 20, 2015 | Feb 20, 2015 | Feb 22, 2016 |
| | — | LETICIA DIAZ | $16,796 | US GEOLOGICAL SURVEY | — | — | 541370Surveying and Mapping (except Geophysical) Services | B517SPECIAL STUDIES/ANALYSIS- GEOLOGICAL | May 29, 2007 | Jun 1, 2007 | May 31, 2009 |