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 3rd Qtr 2017: 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: https://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

Dam Safety Inspections Fact Sheet

New U.S.-Mexico Colorado River Agreement and Salton Sea Issues on Agenda for October 25 Public Meeting in El Centro, CA

Construction to Begin October 9 On Sewer Manhole 89 in Rio Rico, ARIZONA

Transboundary Issues in the Tijuana River Basin Newsletter

Minute Signings with the U.S. and Mexico and SaltCedar Leaf Beetle In New Mexico on Agenda for October 12 Public Meeting in Las Cruces

United States and Mexico Conclude Colorado River
View Minute 323

Aid for Rural Drinking Water Systems and Sanitation Concerns in Nogales to be Discussed at September 21st, Public Meeting in Tubac, AZ

Actions to Address Tijuana River Sediment and Water Quality, and Research and Management of the Tijuana Estuary on Agenda for September 7 Public Meeting in Imperial Beach, CA

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

International Boundary and Water Commission Undertakes Actions to Address Sanitation Concerns at San Diego-Tijuana Border

Sewage Leak in Nogales Has Been Contained

USIBWC Hires KE&G Construction to Perform International Sewer Pipe Repairs

More Press Releases . . .