Our mission is to provide binational solutions to issues that arise during the application of United States - Mexico treaties regarding boundary demarcation, national ownership of waters, sanitation, water quality, and flood control in the border region.

About Us

The U.S. Section of the International Boundary and Water Commission (USIBWC), is headed by Commissioner Maria-Elena Giner, a federal government agency and the U.S. component of the International Boundary and Water Commission (IBWC), which applies the boundary and water treaties of the United States and Mexico and settles differences that may arise in their application



No FEAR Act Data Posted Pursuant to the No FEAR Act updated 3rd Qtr 2021 No Fear Retaliation Notice	Freedom of Information Act Find F.O.I.A. compliance information and procedures on how to request information from U.S. IBWC.
Flood Warning Notices See Flood Warning Notices to the general public, all owners, lessees, licensees and users of lands in the border region.	Rio Grande Water Flows Quick link to real time water flows of the Rio Grande
Suspected Fraud For information on how to report suspected fraud and or to obtain IG reports, please visit: https://oig.hhs.gov/ or 202-663-0340	Mexican Section of the IBWC Visit the website of our counterpart, la Comisión Internacional de Límites y Aguas (CILA)
USIBWC Strategic Plan 2021 -2025 Office of Government Ethics (OGE) To obtain a copy of a public financial disclosure report (OGE Form 278e), please submit OGE Form 201 to the Chief Legal Counsel Office of Special Counsel (OSC) Visit the Office of Special Counsel (OSC) website to read about Whistleblower rights, the Hatch Act, Prohibited Personnel Practices or file a claim OSC Posters: Whistleblowing Whistleblower Retaliation Prohibited Personnel Practices Your Rights Know Your Rights

10/1/2021
U.S. Commissioner to Attend October 14 Webinar: IOI Update, Effluent Recharge in Southern Arizona, and PFAS Occurrences in the Tucson Basin.

9/1/2021
Colorado River Water Reductions in 2022 and Salton Sea Projects on Agenda for September 15 Meeting via Webinar

8/23/2021
President Appoints First Latina to Lead U.S. Section of the International Boundary and Water Commission

8/20/2021
President Biden Intends to Appoint Maria-Elena Giner as Commissioner of USIBWC

8/19/2021
USIBWC Announces 2021-2022 Bird Hunting Areas Along the Rio Grande in Southern New Mexico and West Texas

8/16/2021
Colorado River Drought Triggers Water Delivery Reductions in the United States and Mexico in 2022

NOTICE: As of March 23, 2020, The United States Section of the International Boundary and Water Commission (USIBWC) has suspended routine in-person services until further notice, to help slow the spread of Coronavirus Disease 2019 (COVID-19). USIBWC staff will continue to perform duties that do not involve contact with the public. However, USIBWC will respond to emergency situations. To report an emergency, please contact the appropriate official at our field office or HQ POC.

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