SPRINGFIELD, Mass. (WWLP) - Nearly a dozen people were arrested in connection with illegal drug transactions near the railroad tracks in Springfield. According to Springfield Police Department Spokesperson Ryan Walsh, an increase in drug dealing surrounding the Taylor Street area has been reported by businesses and treatment centers. In response, the Firearms Investigation Unit conducted several sweeps of the nearby wooded area this month. Suspect arrested after police target three Massachusetts homes for trafficking fentanyl and cocaine On Wednesday, two people were arrested after detectives conducted surveillance near the railroad tracks between Taylor Street and Warwick Street. Approximately 200 bags of heroin and several bags and capsules of cocaine were seized. Police arrested 46-year-old Carlos Perez-Morales of Springfield and 43-year-old Jonathan Rivera of Holyoke. Carlos Perez-Morales (Springfield Police Department) Jonathan Rivera (Springfield Police Department) Carlos Perez-Morales is charged with the following: Conspiracy to Violate Drug Law Possession with the Intent to Distribute a Class A Drug Possession with the Intent to Distribute a Class B Drug Arrest Warrant Jonathan Rivera is charged with the following: Conspiracy to Violate Drug Law Possession with the Intent to Distribute a Class A Drug Possession with the Intent to Distribute a Class B Drug Default Warrant Police say nine additional arrests were made this month in connection with drug operations around these railroad tracks. Local News Headlines Minor injuries reported in three-car collision in Springfield Sen. Warren urges action on gun trafficking in Springfield Massachusetts Senate suspends their rules Voting measures for incarcerated people WWLP-22News, an NBC affiliate, began broadcasting in March 1953 to provide local news, network, syndicated, and local programming to western Massachusetts. Watch the 22News Digital Edition weekdays at 4 p.m. on WWLP.com.