Septic Tank Cleaning Services shall be provided to Navajo Nation Chapters located throughout the Navajo Reservation. Bids will be received for fourteen (14) contracts with individual chapter houses. In the best interest of Navajo EPA, multiple awards may be permitted. The Proposer must specify in their RFP which NN Chapter they intend to provide services to or all Chapters. The proposer must have the capability and resources to render all required services within a designated timeline. The conclusion of these projects is June 2026. The following Navajo Nation Chapter sites are recommended for Septic Cleaning Services: 1. Chilchinbeto, AZ 2. Whippoorwill, AZ 3. Ojo Encino, NM 4. White Rock, NM 5. Low Mountain, AZ 6. Coalmine Canyon, AZ 7. Rock Point, AZ 8. Rough Rock, AZ 9. Becenti, NM 10. Crownpoint, NM 11. Huerfano, NM 12. Lake Valley, NM 13. Standing Rock, NM 14. Whitehorse Lake, NM