UPDATE: East Valley High Evacuated, 3 Hospitalized After Chemical Lab Spill

LAST UPDATE 2:30 P.M.

has been evacuated, according to several text message alerts sent out by the Los Angeles Fire Department. Up to 45 students and a teacher were medically evaluated at the school after a possible chemical exposure and three people, including a teacher, another adult and a 16-year-old student, are being transported to a local hospital.

The evacuation of the school, which is located at 5525 Vineland Ave. in North Hollywood, was due to a reported chemical spill in a laboratory during a teacher supervised experiment and a hazardous materials team is currently investigating. No students or teachers were harmed during the evacuation, which was "orderly" according to the LAFD. The majority of the students were evacuated onto the football field and then the the gymnasium, according to the LAFD.

According to the LAFD, the teacher taken to a hospital mistook sulfuric acid for nitric acid in her classroom experiment and suffered minor chemical exposure.

Vineland Avenue has been shut down as of 1:15 p.m. between Chandler and Burbank blvds.

The following alerts have been sent out by the LAFD. This story will be updated as more information is available:

12:52 p.m. *Haz-Mat Investigation* 5525 Vineland Av; MAP 563-A2; FS 60; PRELIM: Chemical mixture (?) in chemistry class at East Valley High School

1:05 p.m. *UPDATE: 5525 Vineland Av* No fire; No injury; Chemical(s) + fumes contained within 3rd floor chemistry classroom following teacher
supervised experiment; Calm + orderly evac of staff + students while
LAFD hazmat experts investigate

1:08 p.m. *UPDATE: 5525 Vineland Av* Street Closure: Vineland Av closed to all traffic between Chandler & Burbank Blvds

1:13 p.m. *UPDATE: 5525 Vineland Av* No staff/student illness reported; Unk # evacuated; Product fully within small container under vent hood;
Situation not expected to escalate

1:53 p.m. 5525 Vineland Av* Entire campus (unk #) calmly evacuated to
football field; LAFD evaluating 45 students + 1 teacher who were in
chemistry lab for vague complaints

2:10 p.m. *UPDATE: 5525 Vineland Av* All evac'd students + faculty moved to
gymnasium; Parents should *stand by* and MAY receive direct phone
contact from school officials IF [emphasis] an early end to (normal
3;22PM) school day occurs; Thus far down to 15 students with minor
complaints; 1 transport to an area hospital

2:30 p.m. 5525 Vineland Av* Down to 12 students being evaluated at scene
by LAFD Paramedics; Instructor reportedly mistook sulfuric acid for
nitric acid in her classroom experiment; She had minor chem exposure +
taken to area hosp; Other transports likely; Media contact = LAUSD for
student reunification plan

2:32 p.m. *UPDATE: 5525 Vineland Av* We're holding at 3 total  transports at this time (35 y/o F; 32 y/o F; 16 y/o M); Street closure should be lifted
within the hour