Boston Calling safety situations has some attendees taking to social media to air concerns.

The heat, combined with overcrowding, lack of water, and high ticket prices, left some Boston Calling attendees taking to social media to air some grievances. Evidently, Sunday was the day when concerns were on the rise.

According to a profile on Axios Boston, the wildly popular music festival is facing scrutiny after attendees faced conditions that they deemed unsafe on Day 3.

Nearly 800 medical encounters occurred at the festival over the weekend, with 412 happening on Sunday, the final day, a Boston EMS. In total, 23 people were reportedly transported to the hospital over the weekend, including 13 on Sunday.

Sunday was the final day of the festival and the only sold-out day with acts the Killers, Megan Thee Stallion, Hozier, and Chappel Roan. Evidently, the issue was the Red Stage and the crowd pushing in and bottlenecking to see the act.

The Globe has a roundup of complaints via social media that you can read here.

Other festival goers felt like people were over reacting.

Boston Calling organizers came out with the following statement:

Did you go to the concert on Sunday? Let us know about your experience in the comments below.