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 4th Qtr 2022 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

11/18/2022
Environmental Study Released for Projects to Mitigate San Diego - Tijuana Transborder Water Pollution

11/7/2022
USIBWC Budget and Dam Safety Plan on Agenda for November 16 Webinar

10/26/2022
Contract Awarded to Rehabilitate Rio Grande Flood Control Levees in Dona Ana County, New Mexico and El Paso County, Texas

10/21/2022
Efforts to Upgrade Sanitation Infrastructure at San Diego-Tijuana to be Discussed at November 3 Public Meeting

10/20/2022
Regional Flood Control Issues on Agenda for October 27 Public Meeting

10/11/2022
Contract Awarded to Complete Rehabilitation of Sewage Pipeline in Nogales, Arizona

10/4/2022
USIBWC Awards Contract to Kick Off San Diego-Tijuana Water Infrastructure Projects

10/3/2022
Nogales Stormwater and Wastewater Projects to be Discussed at October 13th Webinar

9/16/2022
US-Mexico Cooperation on Colorado River Drought and Planned New River Water Quality Study on Agenda for September 28 Public Meeting in El Centro, CA

9/1/2022
Borderland Bridge to Close on September 7 for Floodgate Maintenance

9/1/2022
Canutillo Bridge to Close on September 8 for Floodgate Maintenance

8/26/2022
USIBWC Announces 2022-2023 Bird Hunting Areas Along the Rio Grande in Southern New Mexico and West Texas

8/18/2022
US and Mexico Agree to Invest $474 Million Dollars to Address Tijuana River Sewage Problem

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.

More Press Releases . . .