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), headed by Commissioner Edward Drusina, is 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  More

U.S. IBWC Boundary Marker

No FEAR Act Data
Posted Pursuant to the No FEAR Act updated 4th Qtr 2016: EEO Data

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:  www.oig.state.gov or 202-663-0340
Mexican Section of the IBWC
Visit the website of our counterpart, la Comisión Internacional de Límites y Aguas (CILA)

The 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:
Whistleblower Retaliation
Prohibited Personnel Practices

News and Press Releases
Environmental Assessment for the Rehabilitation of the Levee System in the Tijuana River Flood Control Project

Efforts to Address
Transboundary Pollution in the Tijuana River Watershed on Agenda for December 1 Public Meeting in Imperial Beach, CA

Report Documents Results of Environment Water Release on the Colorado River


Arroyo Colorado Flood Control and Invasive Mussles to be Discussed during November 9 Public Meeting in Mercedes, Texas

Rio Grande Riparian Ecological Corridor Project, Bird Hunting Along the Rio Grande and River Channel Maintenance on Agenda for October 13 Public Meeting in Las Cruces, NM

Efforts to Reduce New River Pollution to be Discussed at September 28 Public Meeting at El Centro, CA

Sanitation Infrastructure to be Discussed at September 15 Public Meeting at Sahuarita, AZ

USIBWC Announces Bird Hunting Areas Along the Rio Grande in Southern New Mexico and West Texas

Conditions Affecting Ocean Water Quality on Agenda for September 1st Public Meeting in Imperial Beach, CA

Rio Grande Water Quality to be Discussed During August 10th Public Meeting in Mercedes, TX

More Press Releases . . .