Dubuque, IA - Tesla Supercharger

Of its 8 ports, 8 are DC fast. DC fast ports deliver direct current straight to the battery and are the ones used for quick stops on longer trips. That is about 3 times the Iowa average of 2.7 ports per station. The registry lists one connector type: NACS (Tesla), the North American Charging Standard connector. The site is listed as a grocery store location.

Dubuque has 14 charging stations in the DOE registry with 43 ports, the 7th-most of 131 cities and towns in Iowa. Dubuque, IA - Tesla Supercharger accounts for 19% of the charging ports in Dubuque. It is the only Tesla Supercharger station in Dubuque. Statewide, Iowa has 528 stations and 1,404 ports, the 33rd-largest station count of the 51 states and DC. The biggest station in Iowa, Wells Fargo West Des Moines Campus in West Des Moines, has 24 ports.

Tesla's DC fast-charging network — the largest DC fast footprint in the US, increasingly open to non-Tesla EVs via NACS. Tesla Supercharger operates 3,280 stations in the registry across 51 states, with 40,183 DC fast ports in total. 20 of those stations are in Iowa, 4% of the state's 528.

“Available” means the station is open and in service according to the DOE registry. Its access code is public, meaning it is listed as open to any driver. It opened on Apr 26, 2018, one of 9 stations in Iowa with a 2018 open date. The station's record was last updated at the source on Jun 18, 2026.