Gallinas River or Rio Gallinas is a river with its source in San Miguel County, New Mexico, and confluence with the Pecos River in Guadalupe County, New Mexico.[1] It is a tributary of the Pecos River, which is a tributary of the Rio Grande. The river has a tributary, Gallinas Creek, with its confluence just southeast of Las Vegas, New Mexico.[2]
The Rio Gallinas was listed as one of America's Most Endangered Rivers of 2023 due to drought and the impact of the Calf Canyon/Hermits Peak Fire on the watershed.[3]