I have. You will find no outbreaks among immigrants of measles in Texas (and now New Mexico).
I did not see proof.
But per the CDC last year
As of December 31, 2024, a total of 285 measles cases were reported by 33 jurisdictions: Arizona, California, District of Columbia, Florida, Georgia, Idaho, Illinois, Indiana, Louisiana, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New Mexico, New York City, New York State, North Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, South Carolina, South Dakota, Tennessee, Texas, Vermont, Virginia, Washington, Wisconsin, and West Virginia.
There have been 16 outbreaks (defined as 3 or more related cases) reported in 2024, and 69% of cases (198 of 285) are outbreak-associated. For comparison, 4 outbreaks were reported during 2023 and 49% of cases (29 of 59) were outbreak-associated.
Measles cases in 2025
As of February 6, 2025, a total of 14 measles cases were reported by 5 jurisdictions: Alaska, Georgia, New York City, Rhode Island, and Texas.
There have been 2 outbreaks (defined as 3 or more related cases) reported in 2025, and 64% of cases (9 of 14) are outbreak-associated. For comparison, 16 outbreaks were reported during 2024 and 69% of cases (198 of 285) were outbreak-associated.