Chaco River is a

river A river is a natural stream of fresh water that flows on land or inside Subterranean river, caves towards another body of water at a lower elevation, such as an ocean, lake, or another river. A river may run dry before reaching the end of ...

tributary A tributary, or an ''affluent'', is a stream or river that flows into a larger stream (''main stem'' or ''"parent"''), river, or a lake. A tributary does not flow directly into a sea or ocean. Tributaries, and the main stem river into which they ...

to the San Juan River in

San Juan County, New Mexico San Juan County () is a County (United States), county located in the U.S. state of New Mexico. As of the 2020 United States census, 2020 census, its population was 121,661 making it the fifth-most populous county in New Mexico. Its county ...

. Its mouth lies at an elevation of . Its source is located at an elevation of at , its confluence with

Chaco Wash The Chaco Wash is an Arroyo (creek), arroyo (a periodic stream) cutting through Chaco Canyon, which is located in northwestern New Mexico on the Colorado Plateau. Another arroyo known as Escavada Wash is a tributary that feeds in from the northe ...

and Escavado Wash just northwest of the mouth of

Chaco Canyon Chaco Culture National Historical Park is a United States National Historical Park in the American Southwest hosting a large concentration of pre-Columbian indigenous ruins of pueblos. The park is located in northwestern New Mexico, betwee ...

References

Rivers of San Juan County, New Mexico Rivers of New Mexico {{NewMexico-river-stub