Metra said service on the Union Pacific Northwest line was suspended after the crash Friday morning.
Police released new details days after emergency crews pulled the 34-year-old from the water.
Authorities tried to contact the person before they entered a nearby body of water and did not resurface.
OSHA among agencies investigating fatal incident Wednesday afternoon on Mahogany Court.
The 14-year-old was last seen Friday in the area of Sterling Avenue and Dundee Road.
Kevin K. Koonce, 20, of Streamwood, was found in a crashed car with a gunshot wound last month and later died at the hospital.
Law enforcement is conducting an ongoing investigation Thursday morning, but stressed there is no safety concerns for the public.
The Mexican national pleaded not guilty Tuesday after a federal indictment alleged he re-entered the U.S. after removal.
The nationwide effort, spearheaded by the U.S. Drug Enforcement Administration and local police departments, takes place twice a year.
The 25-year-old Palatine man was charged with a felony following an investigation into the incident.
A Chicago man had been pulled over at Baldwin and Dundee roads for a traffic violation when police found the gun.
Residents may have seen increased police activity in the area of Rand Road and Port's O'Call Drive on Saturday morning.
The victim, who was found dead in his car Monday night, had driven his vehicle into multiple parked cars and a garbage dumpster.
North Rand Road is expected to remain closed between Route 53 and Dundee during the Tuesday morning commute, according to Palatine police.
"Things that are shaking, you know, that we can feel, and, as well as sirens that we're hearing, that kind of stuff," Allenspach said.
The 34-year-old was reportedly knocking on a neighbor's apartment door and attempting to gain entry prior to police arrival.
The 26-year-old Palatine resident faces multiple felony charges following an incident involving a juvenile.
Following the Monday morning incident, the person was detained after a brief foot pursuit with officers and detectives.
A juvenile was reportedly approached, grabbed, and had a cellphone taken Monday morning in Palatine.
The victim had met up with someone they had arranged an in-person meeting with through a social media platform in December.
Family and friends had not heard from the 14-year-old since Jan. 23, but police said Saturday she has been located.
During the traffic stop, it was learned the Palatine woman had multiple warrants for past incidents involving battery to police officers.
Sergio E. Velasquez Fuentes pleaded guilty to first-degree murder last week, according to Palatine police.
The 28-year-old is accused of at least five felonies stemming from the incident Wednesday, according to police.
The cause of the fire is still under investigation, but police believe it was accidental.
A 30-year-old Palatine resident was arrested and charged with aggravated assault with a deadly weapon in the October incident.
Officials said the cause of the fire in a two-story, multi-unit building remains under investigation.
The 39-year-old Palatine man, who attempted to flee police, was also found with drugs and drug-packaging materials in a backpack.
The arrests were made late Tuesday and early Wednesday morning, according to police.
A fight between family members resulted in an arrest, but police found no evidence of reported gunshots.
Police said the incident occurred prior to the start of school Friday near Virginia Lake Elementary School.
The burglary was reported near Rolling Meadows early on Thursday.
Anthony "Tony" Klama, of Palatine, was reported missing 27 years ago after he failed to show up for work.
Police said three federal agents were struggling to arrest a person Monday as a crowd of 20 shouted obscenities at them.
An investigation is ongoing after the two were found dead Friday night at an apartment.
Police said an 84-year-old woman and 57-year-old man were discovered deceased following a call for an ambulance assist.
The man, in his 30s, had gone missing after leaving his home on Friday afternoon, according to police.
The Palatine Fire Department will be hosting a memorial ceremony to recognize the service and sacrifice of the firefighters.
A device was found with numerous files consistent with child sexual abuse material, some of which depicted victims under the age of 13.
On Monday afternoon, police said the animal was spotted over the "past few days" in the area of Della Drive and Hilldale Golf Course.