Shortly after departure, a Morningstar Air Express Inc. Cessna 208B (C-FEXH/MAL7060) from Thunder Bay, ON (CYQT) to Winnipeg/James Armstrong Richardson, MB (CYWG) reported a mechanical issue and advised returning to CYQT. No impact to operations.

An American Airlines Boeing 737-823 (N849NN/AAL1717) from Chicago/OHare, IL (KORD) to Vancouver, BC (CYVR) elected to conduct a missed approach for Runway 08L. No operational impact.

Strong emergency locator transmitter (ELT) signal heard for 30 seconds on 121.5 MHz. The Area Control Centre (ACC) shift manager and the Joint Rescue Coordination Centre (JRCC) Trenton were advised.

The community aerodrome radio stations (CARS) at CYSK, CYAB, CYMU, CYIK, CYKG, CYHA, CYTQ, CYLU, CYAS, CZEM and CYNC did not provide services as published.

The community aerodrome radio stations (CARS) at CYSK, CYAB, CYMU, CYIK, CYKG, CYHA, CYTQ, CYLU, CYAS, CZEM and CYNC did not provide services as published.

The community aerodrome radio stations (CARS) at CYSK, CYAB, CYMU, CYIK, CYKG, CYHA, CYTQ, CYLU, CYAS, CZEM and CYNC did not provide services as published.

The community aerodrome radio stations (CARS) at CYSK, CYAB, CYMU, CYIK, CYKG, CYHA, CYTQ, CYLU, CYAS, CZEM and CYNC did not provide services as published.

The community aerodrome radio stations (CARS) at CYSK, CYAB, CYMU, CYIK, CYKG, CYHA, CYTQ, CYLU, CYAS, CZEM and CYNC did not provide services as published.

The community aerodrome radio stations (CARS) at CYSK, CYAB, CYMU, CYIK, CYKG, CYHA, CYTQ, CYLU, CYAS, CZEM and CYNC did not provide services as published.

The community aerodrome radio stations (CARS) at CYSK, CYAB, CYMU, CYIK, CYKG, CYHA, CYTQ, CYLU, CYAS, CZEM and CYNC did not provide services as published.

The community aerodrome radio stations (CARS) at CYSK, CYAB, CYMU, CYIK, CYKG, CYHA, CYTQ, CYLU, CYAS, CZEM and CYNC did not provide services as published.

The community aerodrome radio stations (CARS) at CYSK, CYAB, CYMU, CYIK, CYKG, CYHA, CYTQ, CYLU, CYAS, CZEM and CYNC did not provide services as published.

An Air France Boeing 777-300 (AFR342) from Paris/Charles-de-Gaulle, France (LFPG) to Montréal/Pierre-Elliott-Trudeau, QC (CYUL) pulled up from Runway 24R because it was much faster than the aircraft in front of it and it needed to give it time to leave the runway.

A Propair Inc. Beech A100 (PRO4215) from Rouyn-Noranda, QC (CYUY) to Waskaganish, QC (CYKQ) returned to its departure point, CYUY, due to poor weather conditions at its destination, CYKQ. No impact on operations.

A privately registered Cessna 172F experienced a communication failure while in the circuit for Runway 19 at Langley, BC (CYNJ).

A Skylink Express Inc. Beech 1900C (C-GSKW/SLQ738) from Montréal/Mirabel, QC (CYMX) to Québec/Jean-Lesage, QC (CYQB) aborted takeoff due to an abnormal indication. The aircraft repositioned and took off without incident at 1245Z. No impact on operations.

The Air Traffic Service (ATS) unit was not operating as per published hours; service was unavailable from 2247Z to 2302Z due to a fire alarm.

An Air Canada Boeing 777-233LR (C-FIUJ/ACA307) from Montréal/Pierre-Elliott-Trudeau, QC (CYUL) to Vancouver, BC (CYVR) reported a bird strike when departing from CYUL, at an altitude of 2,000 ft. No impact on operations.

A SkyWest Airlines Bombardier CL-600-2B19 (SKW5222) from Chicago/O’Hare, IL (KORD) to Montréal/Pierre-Elliott-Trudeau, QC (CYUL) pulled up from Runway 24R due to an unstable approach. No impact on operations.

At 1815Z, the apron management service (AMS) notified ground control that a Canadian North Boeing 737-400 (AKT163) from Kuujjuaq, QC (CYVP) to Montréal/Pierre-Elliott-Trudeau, QC (CYUL) had arrived at the gate with a broken landing light. A preventive inspection was performed on Runway 24R. Nothing was found and 3 flights were diverted to Runway 24L to allow for the inspection.

A privately registered, amateur-built Vans RV forgot to call back off the runway once on the ground at Rimouski, QC (CYXK). A CYXK attendant confirmed that the aircraft was on the ground and that it had exited the runway. When departing, the aircraft communicated its intentions on frequency 122.1 MHz, but did not establish contact with the flight service station (FSS). Once in the air, the aircraft established communication with Mont-Joli, QC (CYYY) radio (RDO) and confirmed that it was not receiving communications on the ground. No impact.

A 514744 Ontario Limited Spectrum Airways Cessna 172N (C-GZWK) from Saint-Mathieu-de-Beloeil, QC (CSB3) to Salaberry de Valleyfield, QC (CSD3) entered the information request (INREQ) phase. During the search, the pilot called to close the flight plan.

An Air Inuit de Havilland DHC-8-314 (AIE803) from Inukjuak, QC (CYPH) to Kuujjuarapik, QC (CYGW) was observed at FL186 without clearance and without activating its flight plan. No impact on operations.

Approaching Montréal/Pierre-Elliott-Trudeau, QC (CYUL), a Sunwing Airlines Inc. Boeing 737-800 (SWG307) from Santa Clara/Abel Santamaria, Cuba (MUSC) to Montréal/Pierre-Elliott-Trudeau, QC (CYUL) reported a medical emergency on board (passenger). Coordination performed. SWG307 on the ground on Runway 24L at 0514Z without incident. No impact on operations.

The community aerodrome radio station (CARS) at CYOC closed early at 1700Z on July 21st 2022.

At Camrose, AB (CEQ3), the runway was closed due to a disabled aircraft. NOTAM issued. No impact to Flight Information Centre (FIC) operations.

Emergency locator transmitter (ELT) reports from various aircraft approximately 80NM northwest (NW) of Toronto/Lester B. Pearson, ON (CYYZ). The Joint Rescue Coordination Centre (JRCC) Trenton was notified and aware of the ELT signal in the area, due to previous reports.

At time 0530Z and just east of RAFIN intersection, a Delta Air Lines Boeing 767-400 (N834MH/DAL32) from Atlanta, GA (KATL) to London/Heathrow, United Kingdom (EGLL) declared a medical emergency and requested to divert to St. Johns, NL (CYYT). The flight was re-cleared as requested and landed at 0607Z.

A Piedmont Airlines Embraer EMB-145 (PDT6139) from Chicago/OHare, IL (KORD) to Toronto/Lester B. Pearson, ON (CYYZ) conducted an overshoot for Runway 24L due to a wind shear alert. PDT6139 landed without further incident (WOFI) at 1821Z. No operational impact.

The community aerodrome radio stations (CARS) from CYGT, CYXN, CYRA, CYWY, CZFN, and CYHY did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) from CYGT, CYXN, CYRA, CYWY, CZFN, and CYHY did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) from CYGT, CYXN, CYRA, CYWY, CZFN, and CYHY did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) from CYGT, CYXN, CYRA, CYWY, CZFN, and CYHY did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) from CYGT, CYXN, CYRA, CYWY, CZFN, and CYHY did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) from CYGT, CYXN, CYRA, CYWY, CZFN, and CYHY did not provide services as published. Impact on operations unknown.

A Pacific Flying Club Cessna 172P (C-GBLP) from Vancouver/Boundary Bay, BC (CZBB) to Vancouver/Boundary Bay, BC (CZBB) aborted their takeoff and reported a tail strike. No impact to operations.

A foreign registered Piper PA-46-310P (DELAO) from Iqaluit, NU (CYFB) to Québec/Jean Lesage, QC (CYQB), conducted a go-around due to a storm at the airport. The aircraft landed at 2053Z.

A vehicle (PE83) (cadets) lined up on the Runway 02 threshold that was closed by NOTAM, but available for driving 844ft from the threshold.

After being cleared to maintain 5,000 ft and correctly reading back the clearance, a foreign registered Piper PA-46-310P (DELAO) from Iqaluit, NU (CYFB) to Québec/Jean Lesage, QC (CYQB) continued to climb through 5,000 ft. When air traffic control (ATC) discovered the situation, it called DELAO several times, but the calls did not get answered. Impact: separation between DELAO and a Canadian North Boeing 737-406 (AKT6314) from Ottawa/MacDonald-Cartier, ON (CYOW) to Iqaluit, NU (CYFB) was reduced to 2.4 NM and 200 ft.

The community aerodrome radio stations (CARS) from CYUT, CYHK, CYBB, CYRA, CYZS, and CYHY did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) from CYUT, CYHK, CYBB, CYRA, CYZS, and CYHY did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) from CYUT, CYHK, CYBB, CYRA, CYZS, and CYHY did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) from CYUT, CYHK, CYBB, CYRA, CYZS, and CYHY did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) from CYUT, CYHK, CYBB, CYRA, CYZS, and CYHY did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) from CYUT, CYHK, CYBB, CYRA, CYZS, and CYHY did not provide services as published. Impact on operations unknown.

An Air Canada Airbus A320-211 (C-FNVV/ACA2055) from Ottawa/Macdonald-Cartier, ON (CYOW) to Toronto/Lester B. Pearson, ON (CYYZ), waiting at Gate 17, requested assistance due to a medical emergency on board. The Airline Operations Control Centre (AOCC) and the Aircraft Rescue and Fire Fighting (ARFF) unit were dispatched. No impact on operations.

A Skycare Air Ambulance Piper PA-31-350 (C-FTJX) from Muskrat Dam, ON (CZMD) to Sioux Lookout, ON (CYXL) was issued a clearance to descend to 6000 feet and was subsequently observed descending through 5500 feet. Traffic in the vicinity, departing from CYXL, had been issued a climb to 5000 feet.

After receiving and correctly reading back clearance to descend to 9,000 ft, a Sata Internacional Azores Airlines Airbus A321-211 (CSTSI/RZO339) from Lajes, Portugal (LPLA) to Montréal/Pierre-Elliott-Trudeau Intl, QC (CYUL) was seen descending through 8,800 ft. No impact on operations.

An American, corporately registered Diamond DA 62 (N62NC) from Kenosha, WI (KENW) to Muskoka, ON (CYQA) went "no radio" (NORDO) after hand-off from the Minneapolis Air Route Traffic Control Centre (ZMP) to the Wiarton (VV) controller. The Wiarton (VV) controller was unable to make contact and observed N62NC turning around and heading back to ZMP airspace. The ZMP controller and the watch manager were notified. No impact to operations.

A Jazz de Havilland DHC-8-402 (C-GGOF/JZA8160) from Victoria, BC (CYYJ) to Vancouver, BC (CYVR) received and responded to a traffic alert and collision avoidance system (TCAS) resolution advisory (RA) in reference to VFR traffic, a privately registered Cessna 172E from Vancouver/Boundary Bay, BC (CZBB) to Courtney Airpark, BC (CAH3). Traffic was passed. No other aircraft were affected.