Watershed Boundary Signs In New Mexico

Entering the Rio Grande Watershed on US-70 west. The Rio Grande flows into the Gulf of Mexico.

Entering the Tularosa Valley Watershed on US-380 east. The Tularosa Valley is a closed basin and does not flow to the sea.

Entering Gila River Watershed on I-10 west. The Gila River flows to the Colorado River. This is the Continental Divide.

Entering the San Juan River watershed at the Continental Divide on US-550 north. The San Juan River flows into the Colorado River.