42 communities and 19 school districts dedicated to reducing aircraft noise in the communities around O’Hare International Airport since 1996.


The ONCC Technical Committee met on May 19, 2020.

Noise Monitors
CDA reported that there was no update for residential deployments due to the coronavirus stay at home order. A 2019 report on portable monitor deployment that will be available on the flychicago.com website. There were ten deployments—nine residential and one municipal for 2019. View Long Term Monitor Report - Site D

Fly Quiet Program - 2019 Annual Report
CDA presented the Fly Quiet Program 2019 Annual Report. The annual average start time in Fly Quiet was 11:10 p.m. and the average stop time was 5:45 a.m. The airport was in Fly Quiet Mode for approximately 6 hours and 35 minutes. Average nighttime operations were 97. The most used departure runway was 28R with 43 percent usage while the most used arrival runway was 28C with 27 percent usage. View Report

1st Quarter 2020 Fly Quiet Report
CDA representative reported on the 1st Quarter Fly Quiet Report, explaining that COVID 19 had impacted the highlights of the Fly Quiet Mode:
• Average Start Time: 10:47 p.m.
• Average Stop Time: 5:53 p.m.
• Average Nightly Time in FQM: 7 hours and 6 minutes
• Average Nightly Operations in FQM: 93
• Most Used Departure Runway: 28R—50 percent
• Most Used Arrival Runway: 27L—28 percent

View Report

COVID 19 Impact
Mr. Anderson of Landrum & Brown provided an update on the impact of the COVID-19 pandemic on O’Hare and the general aviation system. He said that going back to the 1970s there has been periods of shock and recovery in the aviation industry. In May, O’Hare is now at 30 percent of operations. From 2019 to 2020 there is a 70 percent reduction in flights at O’Hare. Dedicated passenger operations went from 2,000 flights to 600 flights while cargo demand increased from 60 percent to 90 percent. Passenger carriers are evolving to increase revenue by moving medical equipment. View Presentation

Airfield Changes
CDA presented airfield changes which included: Taxiway SS (east/west) has been changed to E (echo). North of the new runway, Taxiway D (delta) has been extended to Taxiway YY. The hangar taxiway is reconstructed and the pavement on the new runway is highlighted. View Map

The next Technical Committee meeting is scheduled for August 18, 2020.

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