| | CA76 - USGS PRECIPITATION SAMPLE COLLECTION AT NADP | COUNTY OF SISKIYOU | $44,600 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541990All Other Professional, Scientific, and Technical Services | R702SUPPORT- MANAGEMENT: DATA COLLECTION | Jun 2, 2026 | Jun 2, 2026 | May 31, 2031 |
| | COUNTY OF SISKIYOU CASRF000715 S27 | COUNTY OF SISKIYOU | $49,610 | FOREST SERVICE | FOREST SERVICE | — | 115310Support Activities for Forestry | X1JZLEASE/RENTAL OF MISCELLANEOUS BUILDINGS | Aug 26, 2025 | Aug 26, 2025 | Sep 23, 2025 |
| | COUNTY OF SISKIYOU CAKNF000109 S40 | COUNTY OF SISKIYOU | $25,000 | FOREST SERVICE | FOREST SERVICE | — | 115310Support Activities for Forestry | X1JZLEASE/RENTAL OF MISCELLANEOUS BUILDINGS | Aug 19, 2025 | Aug 19, 2025 | Aug 19, 2025 |
| | S100, *ORLEANS COMPLEX, CASRF000515, SLND, SERVICE - LAND RENTAL; | COUNTY OF SISKIYOU | $4,350 | FOREST SERVICE | FOREST SERVICE | — | 531190Lessors of Other Real Estate Property | X1PZLEASE/RENTAL OF OTHER NON-BUILDING FACILITIES | Jul 12, 2025 | Jul 12, 2025 | Aug 9, 2025 |
| | COUNTY OF SISKIYOU CAKNF000109 S36 | COUNTY OF SISKIYOU | $7,500 | FOREST SERVICE | FOREST SERVICE | — | 115310Support Activities for Forestry | X1JZLEASE/RENTAL OF MISCELLANEOUS BUILDINGS | Jun 24, 2025 | Jun 24, 2025 | Jun 24, 2025 |
| | S332, BOISE, CASRF000729, SLND, SERVICE - LAND RENTAL; | COUNTY OF SISKIYOU | $2,850 | FOREST SERVICE | FOREST SERVICE | — | 531190Lessors of Other Real Estate Property | X1PZLEASE/RENTAL OF OTHER NON-BUILDING FACILITIES | Aug 19, 2024 | Aug 19, 2024 | Sep 6, 2024 |
| | SISKIYOU COUNTY INVASIVE WEED CONTROL GOOD NEIGHBOR AUTHORITY (GNA) | COUNTY OF SISKIYOU | $74,306 | BUREAU OF LAND MANAGEMENT | BUREAU OF LAND MANAGEMENT | — | 561730Landscaping Services | R499SUPPORT- PROFESSIONAL: OTHER | Sep 8, 2022 | Sep 8, 2022 | Apr 30, 2025 |
| | S733, HAPPY CAMP COMPLEX, CAKNF007022, LANDING FEES; S98, KLAMATH NF ABCD, CAKNF000035, LANDING FEES; | COUNTY OF SISKIYOU | $155,350 | FOREST SERVICE | FOREST SERVICE | — | 115310Support Activities for Forestry | F003NATURAL RESOURCES/CONSERVATION- FOREST-RANGE FIRE SUPPRESSION/PRESUPPRESSION | Nov 19, 2021 | Nov 19, 2021 | Sep 13, 2024 |
| | PESTICIDE MONITORING & ENFORCEMENT AT TULE LAKE NATIONAL WILDLIFE REFUGE AND LOWER KLAMATH NATIONAL WILDLIFE REFUGE | COUNTY OF SISKIYOU | $380,246 | BUREAU OF RECLAMATION | BUREAU OF RECLAMATION | — | 541620Environmental Consulting Services | F105ENVIRONMENTAL SYSTEMS PROTECTION- PESTICIDES SUPPORT | May 17, 2021 | Jun 1, 2021 | Aug 31, 2026 |
| | SISKIYOU COUNTY ANNUAL TAX BILL, WASTE REMOVAL WITH LATE FEES. | COUNTY OF SISKIYOU | $6,597 | FOREST SERVICE | FOREST SERVICE | — | 921190Other General Government Support | R499SUPPORT- PROFESSIONAL: OTHER | Feb 19, 2021 | Feb 19, 2021 | Jun 30, 2021 |
| | ACID PRECIPITATION MONITORING, NTN SITE CA76 | COUNTY OF SISKIYOU | $45,078 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | R702SUPPORT- MANAGEMENT: DATA COLLECTION | Feb 8, 2021 | Feb 8, 2021 | Feb 7, 2026 |
| | 2019-2020 SOLID WASTE LEVY CAMPGROUNDS IN SISKIYOU COUNTY | COUNTY OF SISKIYOU | $6,306 | FOREST SERVICE | FOREST SERVICE | — | 921190Other General Government Support | S299HOUSEKEEPING- OTHER | Sep 20, 2019 | Sep 20, 2019 | Oct 21, 2019 |
| | ANNUAL TREATMENT AND INVENTORY OF NOXIOUS AND INVASIVE WEEDS WITHIN THE BLM MANAGED LANDS IN SISKIYOU COUNTY CALIFORNIA. | COUNTY OF SISKIYOU | $24,000 | BUREAU OF LAND MANAGEMENT | BUREAU OF LAND MANAGEMENT | — | 561730Landscaping Services | R499SUPPORT- PROFESSIONAL: OTHER | Aug 1, 2019 | Aug 1, 2019 | May 23, 2022 |
| | INVOICE 6017 FOR 24 AIRPORT LANDINGS ON 2018 KLAMATHON INCIDENT UNDER BPA 129AC718K5102. | COUNTY OF SISKIYOU | $3,840 | FOREST SERVICE | FOREST SERVICE | — | 115310Support Activities for Forestry | F003NATURAL RESOURCES/CONSERVATION- FOREST-RANGE FIRE SUPPRESSION/PRESUPPRESSION | Feb 26, 2019 | Feb 26, 2019 | Feb 26, 2019 |
| | PURCHASE ORDER FOR 2018-2019 SOLID WASTE LEVY CAMPGROUNDS IN SISKIYOU COUNTY | COUNTY OF SISKIYOU | $5,733 | FOREST SERVICE | FOREST SERVICE | — | 562212Solid Waste Landfill | S222HOUSEKEEPING- WASTE TREATMENT/STORAGE | Jul 27, 2018 | Jul 27, 2018 | Jun 30, 2019 |
| | IGF::CT::IGF 2017-2018 SOLID WASTE LEVY CAMPGROUNDS IN SISKIYOU COUNTY, KLAMATH NATION FOREST. | COUNTY OF SISKIYOU | $5,733 | FOREST SERVICE | FOREST SERVICE | — | 921190Other General Government Support | S299HOUSEKEEPING- OTHER | Jul 14, 2017 | Jul 14, 2017 | Aug 31, 2017 |
| | IGF::CT::IGF 2016-2017 PROPERTY TAX BILL/SOLID WASTE - LAND FILL | COUNTY OF SISKIYOU | $5,733 | FOREST SERVICE | FOREST SERVICE | — | 562111Solid Waste Collection | M1NDOPERATION OF SEWAGE AND WASTE FACILITIES | Aug 30, 2016 | Aug 30, 2016 | Aug 31, 2016 |
| | IGF::CT::IGF - SISKIYOU COUNTY PESTICIDE MONITORING | COUNTY OF SISKIYOU | $244,089 | BUREAU OF RECLAMATION | BUREAU OF RECLAMATION | — | 921190Other General Government Support | F105ENVIRONMENTAL SYSTEMS PROTECTION- PESTICIDES SUPPORT | Jun 28, 2016 | Jun 1, 2016 | May 31, 2021 |
| | IGF::OT::IGF USFWS R8 KLAMATH BASIN NWRC - SISKIYOUWEED WEED SPRAY | COUNTY OF SISKIYOU | $7,998 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 561730Landscaping Services | S208HOUSEKEEPING- LANDSCAPING/GROUNDSKEEPING | Jun 1, 2016 | Jun 1, 2016 | Sep 30, 2016 |
| | IGF::CT::IGF SISKIYOU COUNTY 2016 ANNUAL CUPA FACILITY FEE (HAZ/MAT), KLAMATH NATIONAL FOREST. | COUNTY OF SISKIYOU | $2,543 | FOREST SERVICE | FOREST SERVICE | — | 562211Hazardous Waste Treatment and Disposal | F107ENVIRONMENTAL SYSTEMS PROTECTION- TOXIC AND HAZARDOUS SUBSTANCE ANALYSIS | Feb 25, 2016 | Feb 25, 2016 | Dec 31, 2016 |
| | ACID PRECIPITATION MONITORING SERVICES SITE CA76 "OTHER FUNCTION" - IGF::OT::IGF | COUNTY OF SISKIYOU | $43,656 | US GEOLOGICAL SURVEY | US GEOLOGICAL SURVEY | — | 541380Testing Laboratories and Services | F103ENVIRONMENTAL SYSTEMS PROTECTION- WATER QUALITY SUPPORT | Feb 12, 2016 | Feb 1, 2016 | Jan 31, 2021 |
| | IGF::OT::IGF SOLID WASTE LEVY-CAMPGROUNDS, SISKIYOU COUNTY, KLAMATH NATIONAL FOREST. | COUNTY OF SISKIYOU | $5,733 | FOREST SERVICE | FOREST SERVICE | — | 921190Other General Government Support | R799SUPPORT- MANAGEMENT: OTHER | Jul 1, 2015 | Jul 1, 2015 | Jun 30, 2016 |
| | HAZMAT FEES - SISKIYOU COUNTY - CUPA WORK PLAN 67 NFMG MINERALS MANAGEMENT IGF::CT::IGF | COUNTY OF SISKIYOU | $2,543 | FOREST SERVICE | FOREST SERVICE | — | 921190Other General Government Support | F108ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL REMEDIATION | Apr 15, 2015 | Apr 15, 2015 | Dec 31, 2015 |
| | IGF::CT::IGF HAZMAT FEES - SISKIYOU COUNTY - CUPA WORK PLAN 67 NFMG MINERALS MANAGEMENT IGF::CT::IGF | COUNTY OF SISKIYOU | $0 | FOREST SERVICE | FOREST SERVICE | — | 921190Other General Government Support | F108ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL REMEDIATION | Mar 30, 2015 | Mar 30, 2015 | Dec 31, 2015 |
| | IGF::CT::IGF SISKIYOU COUNTY 2014 ANNUAL CUPA FACILITY FEE (HAZ/MAT), KLAMATH NATIONAL FOREST. | COUNTY OF SISKIYOU | $2,597 | FOREST SERVICE | FOREST SERVICE | — | 921190Other General Government Support | F108ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL REMEDIATION | May 22, 2014 | May 22, 2014 | Dec 31, 2014 |