INDIANAPOLIS, Ind. (WOWO): The Indiana Department of Education has released an ISTEP+ update.

Overall statewide, 336,450 operational subtests were completed as of Thursday, bringing the total number of completed subtests to 1,823,412. In addition, the testing system reached a peak concurrency of over 51,000 students at once.

They added that there were no widespread issues and interruptions for students were minimal, disrupting less than 1% of users.

For those having problems, the Office of Assessment is holding a conference call with testing coordinators daily and is continuously monitoring testing throughout the state. The ISTEP+ testing window runs through May 15.