AUSTIN (KXAN) — A Rockdale teacher has resigned amid allegations she had a relationship with a high school student, according to the district, which said it had also completed an investigation and reported the situation to authorities.

“While we cannot share specific details regarding the investigation due to privacy laws and in order to protect all parties involved, we can confirm that the process was rigorous and thorough,” Rockdale ISD Superintendent Denise Monzingo wrote in a statement.

A district spokesperson said the incident was reported to police the day the district received the report. Rockdale police said that happened Sept. 21 and it “immediately” opened an investigation that day. It also said Thursday it hadn’t made any arrests and it wouldn’t release further details right now “to safeguard the integrity of this investigation, and the rights of the parties involved.”

Additionally, the spokesperson said it was reported to the Texas Department of Family and Protective Services, and the second-year teacher was reported to the Texas Education Agency

The district said it looked into it with “the utmost seriousness.” It emphasized its goal is “to ensure a safe and nurturing environment for every student” and that it deals with any allegations “promptly and with great care.”

Rockdale ISD only has one high school, Rockdale High School, which is off Childress Drive. According to its website, it has about 475 students and takes “pride in our close-knit and vibrant community.”