The community aerodrome radio stations (CARS) of CYHA, CYAS, CYTQ, CYKQ, CZEM and CYSK did not offer services as published.

An Imperial Metal Industries Inc. Piper PA-31 (C-GGQU) from Pembina, ND (KPMB) to Altona, MB (CJL6) conducted a transborder flight without a flight plan.

A Jazz Bombardier CL-600-2D24 (C-GDJZ/JZA8892) from Whitehorse/Erik Nielsen, YT (CYXY) to Vancouver, BC (CYVR) reported a possible gopher strike on the runway while departing. A foreign object debris (FOD) inspection was conducted, but no remains were found. No impact to operations.

The community aerodrome radio stations (CARS) of CYGT and CYRA did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) of CYGT and CYRA did not provide services as published. Impact on operations unknown.

Power failure occurred between 1409Z and 1442Z at La Grande Rivière, QC (CYGL). Weather Information Display System (WIDS) and Human Weather Observation System (HWOS) (sensor data) failure. The Technical Operations Coordinator (TOC) was notified, no impact on operations.

A Cargair Ltee Cessna 152 (C-FILB) from St-Jean, QC (CYJN) to Montréal/St-Hubert, QC (CYHU) was observed without authorization on Taxiway A. No impact on operations.

The community aerodrome radio stations (CARS) of CYHA, CYAS, CYTQ, CYKQ, CZEM and CYSK did not offer services as published.

The community aerodrome radio stations (CARS) of CYHA, CYAS, CYTQ, CYKQ, CZEM and CYSK did not offer services as published.

The community aerodrome radio stations (CARS) of CYHA, CYAS, CYTQ, CYKQ, CZEM and CYSK did not offer services as published.

The community aerodrome radio stations (CARS) of CYHA, CYAS, CYTQ, CYKQ, CZEM and CYSK did not offer services as published.

The community aerodrome radio stations (CARS) of CYHA, CYAS, CYTQ, CYKQ, CZEM and CYSK did not offer services as published.

Several overflying aircraft reported an emergency locator transmitter (ELT) signal of varying strength and intensity.

A Timber Wolf Air Pilatus PC-12/45 (C-GBJV) operating as an Air Bravo flight (AB1237) from Angling Lake/Wapekeka, ON (CKB6) to Thunder Bay, ON (CYQT) entered Class A airspace without a clearance. No impact to operations.

A departing Pacific Rim Aviation Academy Inc. Cessna 172N (C-GUZD) from Pitt Meadows, BC (CYPK) to Pitt Meadows, BC (CYPK), 3NM North of the field, reported a remotely piloted aircraft system (RPAS) at approximately 2300ft, dark in colour and about the size of a balloon. No operational impact.

The community aerodrome radio stations (CARS) from CYCY, CYIK, CYKG, CYHA, CYAS, CYLA, CYTQ, CYLU, CZEM, and CYSK did not offer published hours of service.

The community aerodrome radio stations (CARS) from CYCY, CYIK, CYKG, CYHA, CYAS, CYLA, CYTQ, CYLU, CZEM, and CYSK did not offer published hours of service.

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

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

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

The community aerodrome radio stations (CARS) from CYCY, CYIK, CYKG, CYHA, CYAS, CYLA, CYTQ, CYLU, CZEM, and CYSK did not offer published hours of service.

The community aerodrome radio stations (CARS) from CYCY, CYIK, CYKG, CYHA, CYAS, CYLA, CYTQ, CYLU, CZEM, and CYSK did not offer published hours of service.

The community aerodrome radio stations (CARS) from CYCY, CYIK, CYKG, CYHA, CYAS, CYLA, CYTQ, CYLU, CZEM, and CYSK did not offer published hours of service.

The community aerodrome radio stations (CARS) from CYCY, CYIK, CYKG, CYHA, CYAS, CYLA, CYTQ, CYLU, CZEM, and CYSK did not offer published hours of service.

The community aerodrome radio stations (CARS) from CYCY, CYIK, CYKG, CYHA, CYAS, CYLA, CYTQ, CYLU, CZEM, and CYSK did not offer published hours of service.

The community aerodrome radio stations (CARS) from CYCY, CYIK, CYKG, CYHA, CYAS, CYLA, CYTQ, CYLU, CZEM, and CYSK did not offer published hours of service.

The community aerodrome radio stations (CARS) from CYCY, CYIK, CYKG, CYHA, CYAS, CYLA, CYTQ, CYLU, CZEM, and CYSK did not offer published hours of service.

The community aerodrome radio stations (CARS) from CYCY, CYIK, CYKG, CYHA, CYAS, CYLA, CYTQ, CYLU, CZEM, and CYSK did not offer published hours of service.

The dial-up remote communications outlet (DRCO) did not connect after multiple attempts, although it had worked previously on this day. The Technical Operations Coordination Centre (TOCC) was advised.

La Ronge (Barber Field), SK (CYVC) experienced a non-directional beacon (NDB) failure at 0144Z. Back to standby (STBY) at 0145Z. NDB failure again at 0148Z. Back to STBY at 0152Z. The Technical Operations Coordinator (TOC) was advised (ADZ). No impact to operations.

The weather station at the CYIV community aerodrome radio station (CARS) was not reporting as per published hours. NOTAM issued.

The Royal Canadian Mounted Police (RCMP) dispatch asked flight service station (FSS) if they had noticed any fireworks during the night. They said there was a report of fireworks near the runway at Iqaluit, NU (CYFB). The FSS did not see any fireworks during the night and was to update the RCMP if they did. RCMP patrolling the area. No impact on operations.

A Montair Aviation Inc. Cessna 172S (C-GXJB) from Red Deer, AB (CYQF) to Red Deer, AB (CYQF) rejected its take-off, due to a possibly faulty oil pressure gauge. The aircraft taxied off the runway and returned to the ramp. No assistance required, no impact.

The High Level, AB (CYOJ) air traffic service (ATS) unit was not operating as per published hours. Service was unavailable from 2315Z to 0400Z. Unknown impact on operations.

A 1630408 Alberta Ltd. Cessna 172S (C-FORE) from Edmonton/Cooking Lake, AB (CEZ3) to Calgary/Springbank, AB (CYBW) was observed on surveillance transiting through the East side of the Red Deer, AB (CYQF) control zone (CZ) at 055, with no call.

A privately registered Cessna 172 on a flight to St. Catharines/Niagara, ON (CYSN) experienced a flat tire on Runway 06/24 at CYSN. A NOTAM was issued.

At a Toronto/Billy Bishop, ON (CYTZ), a car (Staff 28) gave an incorrect position report resulting in a clearance in front of a departing Island Air Flight School & Charters Inc. Cessna 172N (C-GKWM), instead of behind. Vehicle did not move until aircraft was clear.

An Upper Valley Aviation Ltd. Piper PA-32-260 (C-GZCJ) flew Westbound (WB) on the North shore in the Vancouver Harbour, BC (Water) (CYHC) airspace, at 1800ft, with no clearance.

At the fixed point on the de-icing bay, the pilot of an Académie Aéronautique Inc. Cessna 172N (C-GVKP) from Montreal/Mirabel, QC (CYMX) to Montreal/Mirabel, QC (CYMX) reported having a flat tire and not being able to move. Tire was reinflated by the Aircraft Rescue and Fire Fighting (ARFF) unit and aircraft was escorted to its departure point at the airport. No impact on operations.

A weak emergency locator transmitter (ELT) signal was reported by two overflying aircraft.

A Moncton Flight College Piper PA-44-180 (C-GMFC) from Moncton/Romeo Leblanc, NB (CYQM) to Moncton/Romeo Leblanc, NB (CYQM) climbed above its cleared altitude.

The community aerodrome radio stations (CARS) of CYKO, CYHA, CYAS, CYLA, CYTQ and CYLU did not provide services as published on July 4, 2020. NOTAM issued; impact on operations unknown. The CYSK CARS was operated outside of the published periods; NOTAM issued.

The first call from a privately registered Cessna 172F from Red Deer, AB (CYQF) to Red Deer, AB (CYQF) was 4.5 statute miles (SM) from the airport, while joining the left base for Runway 35. Traffic that was in the downwind, a Montair Aviation Inc. Cessna 172R (C-FEMP) from Red Deer, AB (CYQF) to Red Deer, AB (CYQF), was extended to follow, no further impact.

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

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

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

The community aerodrome radio stations (CARS) of CYKO, CYHA, CYAS, CYLA, CYTQ and CYLU did not provide services as published on July 4, 2020. NOTAM issued; impact on operations unknown. The CYSK CARS was operated outside of the published periods; NOTAM issued.

The community aerodrome radio stations (CARS) of CYKO, CYHA, CYAS, CYLA, CYTQ and CYLU did not provide services as published on July 4, 2020. NOTAM issued; impact on operations unknown. The CYSK CARS was operated outside of the published periods; NOTAM issued.

The community aerodrome radio stations (CARS) of CYKO, CYHA, CYAS, CYLA, CYTQ and CYLU did not provide services as published on July 4, 2020. NOTAM issued; impact on operations unknown. The CYSK CARS was operated outside of the published periods; NOTAM issued.

The community aerodrome radio stations (CARS) of CYKO, CYHA, CYAS, CYLA, CYTQ and CYLU did not provide services as published on July 4, 2020. NOTAM issued; impact on operations unknown. The CYSK CARS was operated outside of the published periods; NOTAM issued.