How long is the detention center usually held?

The legal period of criminal detention is 3~7 days, and the longest is not more than 3 days. The detention period of public security detention is more than 1 day and less than 15 days. Judicial custody has a term of 15 days or less. Detention is usually divided into three types: administrative detention, judicial custody detention and criminal detention, and the maximum duration of the three types of detention is also different. Legal basis: Article 16 of the Law on Public Security Administration Punishment has two or more acts violating public security administration, which shall be judged separately and executed jointly. Combined with administrative detention punishment, the longest shall not exceed twenty days.

article 91 of the criminal procedure law, if the public security organ deems it necessary to arrest a detained person, it shall submit it to the people's procuratorate for examination and approval within three days after detention. Under special circumstances, the approval time can be extended by one to four days.

For major suspects who commit crimes on the run, commit crimes for many times or commit crimes in collusion, the time for submitting for examination and approval can be extended to 3 days.

the people's procuratorate shall, within seven days after receiving the approval letter from the public security organ, make a decision on whether to approve or disapprove the arrest. If the people's procuratorate does not approve the arrest, the public security organ shall immediately release it after receiving the notice and promptly notify the people's procuratorate to execute it. Those who need to continue the investigation and meet the conditions of obtaining a guarantor pending trial or residential surveillance shall be granted a guarantor pending trial or residential surveillance according to law.

article 115th of the civil procedure law imposes a fine of not more than 1, yuan on an individual. The amount of fines imposed on the unit is between 5, yuan and 1 million yuan. The period of detention shall not exceed fifteen days. Detainees are handed over by the people's courts to the public security organs for custody. During the period of detention, if the detainee admits and corrects his mistake, the people's court may decide to terminate the detention in advance.