The Water Infrastructure Finance Authority of Arizona pledged $4.9 million for a study on the feasibility of desalinating seawater in Mexico.

Polo is expected to bring heavy rain to parts of southwestern Mexico, particularly Guerrero and Michoacán, through Thursday.

A deal announced by the International Boundary and Water Commission of the United States and Mexico calls for water use reductions on both sides.

Arizona understands better than most of America that the United States’ future is tied directly to Mexico. From border security and migration to supply chains, manufacturing, and trade, few states ...

Three people — two adults and one child — have been killed by flooding in northwest New Mexico, and flash flooding could bring more life-threatening conditions to the Southwest on Thursday. Police ...

The Sonora-Arizona corridor ranks as Mexico's third-leading border region for arrests of U.S. citizens, with hundreds of ...

ADCRR has placed a corrections officer on leave and started the firing process after her arrest in Mexico in an alleged ...