Buchanan Dam URL: https://knowledge.ivjn.us/en/places/tx-buchanan-dam.html Buchanan Dam is a populated place in Llano County, Texas, United States. **Buchanan Dam** is a populated place in [Texas](https://knowledge.ivjn.us/en/places/texas.html), [Llano County](https://knowledge.ivjn.us/en/places/tx-llano-county.html), United States[^geonames]. Updated: 2026-11-01 Relations: - Located in: Llano County https://knowledge.ivjn.us/en/places/tx-llano-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip