Mama June -- Child Services and Police Alerted ... For Dating Child Molester

"Here Comes Honey Boo Boo" star Mama June is now in the crosshairs of children's services and local police ... TMZ has learned.

Sources connected to law enforcement tell TMZ ... children's services was alerted shortly after we broke the story that June has been secretly dating Mark McDaniel, who got out of prison in March after serving 10 years for forcing oral sex on an 8-year-old relative of June's.

We're also told the local Sheriff's Dept. has been notified.

As we first reported ... TLC cancelled the popular show just one day after learning she was secretly dating the child molester, who is now a registered sex offender.