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 2nd Qtr 2023 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

5/26/2023
Southeast Arizona Citizens Forum In-Person Meeting on June 8

5/19/2023
Rio Grande Update

5/5/2023
Colorado River Citizens Forum Virtual Meeting to be held on May 17th.

5/5/2023
EPA and USIBWC join Mexico in Announcing Funding for Infrastructure Projects to Address Transborder Sewage

3/31/2023
USIBWC Seeks Applicants for Citizens Forums Board in San Diego

3/15/2023
Rio Grande Water Deliveries and Water Quality to be Presented at March 15 Public Meeting

3/13/2023
Rio Grande White Paper | Rio Grande White Paper Executive Summary | Spanish Version

2/22/2023
Tijuana River Valley Wastewater and Sediment Projects Focus of March 2nd Public Meeting

2/15/2023
Commission Addresses Transboundary Wastewater Flows at San Diego California-Tijuana, Baja California

2/10/2023
Rio Grande Habitat Restoration and Sedinment Concerns on Agenda for February 23 Public Meeting

1/30/2023
USIBWC Schedules Public Meetings January 31 - February 2 about Falcon Dam Grazing Program

1/30/2023
Border Sanitation Concerns in Nogales, Santa Cruz River Conditions on Agenda for February 9 Webinar

1/9/2023
Colorado River Drought Response Activities on Agenda for Jan. 18 Virtual Public Meeting

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

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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