As of 2/6/2023 you do not need a Covid test to travel to Puerto Penasco. The US Government is requiring a negative COVID test to return to the US only for re-entering via air travel. There is no process in place for US citizens to check your COVID status at the Lukeville border crossing. Different rules apply for non-citizens, so please check with official US Travel details.

Useful Puerto Penasco links

Mexican Government Updates (use Google Translate site is in Spanish)

United States Mexican Embassy

Map below to Lukeville border crossing.