The flight service station (FSS) at Rouyn-Noranda, QC (CYUY) was closed from 280200Z until 281000Z. NOTAM issued. No operational impact.

Fireworks observed in the southern area, no NOTAM. Airport attendant and the Sûreté du Québec (SQ) notified. No operational impact.

A Propair Beech A100 (C-FWRM/PRO4650) from Rouyn-Noranda, QC (CYUY) to Nemiscau, QC (CYHH) asked to return to CYUY due to an instrument issue. No emergency was declared and assistance was not requested. The aircraft landed without incident at 1325Z.

An École dAviation Rouyn-Noranda Cessna 172K (C-FYMA) from Rouyn-Noranda, QC (CYUY) to Rouyn-Noranda, QC (CYUY) conducted a go-around due to a fox on the edge of the runway. The attendant was advised; no impact on operations.

A Propair Inc. Beech A100 (C-FWRM/PRO4680) from Rouyn-Noranda, QC (CYUY) to Montréal/Pierre-Elliott-Trudeau, QC (CYUL) returned to the airport shortly after departure due to an unspecified mechanical issue. No emergency declared and no impact on operations. (Duplicate record AOR 287081-V1/CADORS 2022Q1860 deleted after information merge)

Shortly after takeoff, a Propair Inc. Beech A100 (C-FHGG/PRO4300) from Rouyn-Noranda, QC (CYUY) to Nemiscau, QC (CYHH) reported that it was returning to land at CYUY due to a pressurization issue. No emergency was declared and assistance was not requested. The aircraft landed without incident at 1520Z. No impact on operations.

A Blais Capital Inc. Robinson R66 (C-FJYB) made initial contact inside the mandatory frequency (MF) zone; no impact on operations.

A 10613592 Canada Inc. Socata TBM 700 (C-FIWZ) from Charlevoix, QC (CYML) to Rouyn-Noranda, QC (CYUY) was seen 900 ft above cleared altitude after a misunderstood request for weather deviation. No impact on operations.

A Propair Inc. Beech A100 (C-FHGG/PRO4300) on a MEDEVAC flight from Rouyn-Noranda, QC (CYUY) to Nemiscau, QC (CYHH) returned shortly after takeoff due to a pressurization issue. No impact on operations.

A Propair Inc. Beech A100 (PRO102T) from Rouyn-Noranda, QC (CYUY) to Rouyn-Noranda, QC (CYUY) aborted its departure twice, then returned to the apron. No operational impact.

An Air Inuit de Havilland DHC-8-314 (C-GRAI/AIR851) from Montréal/Pierre-Elliott-Trudeau, QC (CYUL) to Rouyn-Noranda, QC (CYUY) and a WestJet Encore Ltd. de Havilland DHC-8-402 (C-FNEN/WEN3533) from Montréal/Pierre-Elliott-Trudeau, QC (CYUL) to Toronto/Lester B. Pearson, ON (CYYZ) used temporary Taxiway J instead of JC. No impact on operations.

A Jazz de Havilland DHC-8-402 (JZA7982) from Rouyn-Noranda, QC (CYUY) to Montréal/Pierre-Elliott-Trudeau, QC (CYUL) reported a possible bird strike upon departure near the Bravo intersection. A vehicle (ST23) was notified. ST23 did not find any remains on the runway. No impact on operations.

A Propair Inc. Beech A100 (C-FWRM/PRO4300) from Rouyn-Noranda, QC (CYUY) to Montréal/Saint-Hubert, QC (CYHU) initiated a missed approach for Runway 24R; no reason was provided. No impact on operations.

An Air Creebec de Havilland DHC-8-102 (C-GTCO/CRQ5202) from Rouyn-Noranda, QC (CYUY) to Éléonore, QC (CEL8) requested level A050 due to a technical problem. The aircraft did not declare an emergency and asked to change its destination to Val-d’Or, QC (CYVO). It cancelled its IFR clearance.

A Propair Inc. Beech A100 (PRO4651) from Rouyn-Noranda, QC (CYUY) to La Grande Rivière, QC (CYGL) rejected takeoff and returned to the hangar. No impact on the operation.

A Government of Quebec Canadair CL600-2B16 (QUE10) on a MEDEVAC IFR flight from Rouyn-Noranda, QC (CYUY) to Montréal/Pierre-Elliott-Trudeau, QC (CYUL) conducted an overshoot on final for Runway 24L, because they lost visual contact due to a layer of clouds.

A Propair Inc. Beech A100 (C-FWRM/PRO4650) from Rouyn-Noranda, QC (CYUY) to La Grande Rivière, QC (CYGL) reported having a deicing problem and requested to return to CYUY. No impact on the operation.

A Panorama Helicopters Ltd., Aerospatiale AS 350 BA (C-GOHP) from Matagami, QC (CYNM) to Rouyn-Noranda, QC (CYUY), with a sling, entered and landed at the airport without contacting the flight service station (FSS). No impact on operations.

An Airmedic Inc. Pilatus PC-12 (AM366+) from Val-dOr, QC (CYVO) to Rouyn-Noranda, QC (CYUY) conducted an overshoot on its area navigation (RNAV) approach for Runway 26. The aircraft returned to the RNAV approach for Runway 26 and landed at 1438Z. No operational impact.

A Propair Inc. Beech A100 (C-GJLJ/PRO4800) from Rouyn-Noranda, QC (CYUY) to Montréal/Mirabel, QC (CYMX) reported that it was returning to the airport for emergency reasons. The aircraft did not declare an emergency and did not request emergency vehicles. The aircraft landed without incident at 1152Z. No impact on operations.

In flight, a Propair Inc. Beech A100 (C-GJJF/PRO4600) from Rouyn-Noranda, QC (CYUY) to Montréal/Saint-Hubert, QC (CYHU) reported a change of destination for CYUY due to an instrument indication issue. The aircraft did not declare an emergency or request assistance. No impact on operations. The aircraft was on the ground at 2308Z.

Frequency 122.2 MHz at Rouyn-Noranda, QC (CYUY) was unserviceable for the National Voice Communications System (NVCS) at 1015Z. The flight service station (FSS) continued to provide air traffic services (ATS) with an emergency transmitter. The Technology Operations Coordinator (TOC) was advised. Frequency was serviceable at 1030Z.

A Propair Inc. Beech A100 (C-FDOU/PRO4215-M) from Rouyn-Noranda, QC (CYUY) to Chisasibi, QC (CSU2) returned to CYUY shortly after departure due to an instrument problem. No impact on operations.

The Rouyn-Noranda, QC (CYUY) technology operations coordinator (TOC) reported that the Val-d’Or, QC (CYVO) 118.5 MHz frequency was unserviceable (U/S). Unknown impact.

During the responsibility transfer from the Val-d’Or, QC (CYVO) airport to the Rouyn-Noranda, QC (CYUY) flight service station (FSS) for the night, the CYUY radio was unable to relay or receive messages on frequency 118.5 MHz. Ground services (GS) were notified. The Technology Operations Coordinator (TOC) was notified. NOTAM issued: frequency 118.5 MHz for the CYUY remote aerodrome advisory service (RAAS) was unserviceable (U/S) until 0930Z on May 23.

A Propair Inc. Beech A100 (PRO4215+) from Rouyn-Noranda, QC (CYUY) to La Grande-4, QC (CYAH) departed for CYAH and returned to CYUY two times without specifying the reason. No emergency. Landings at 0315Z and 0655Z. No impact on operations.

While in flight, a Propair Inc. Beech A100 (C-GJJF/PRO4600) from Rouyn-Noranda, QC (CYUY) to Montréal/Saint-Hubert, QC (CYHU) reported a change of destination to CYUY due to a engine indication issue. The aircraft did not declare an emergency or request assistance. No impact on operations. The aircraft landed without incident at 2103Z.

In flight, a Propair Inc. Beech A100 (C-FDOU/PRO4200) from Rouyn-Noranda, QC (CYUY) to Wemindji, QC (CYNC) reported a change of destination for CYUY due to an engine high temperature indication. The aircraft did not declare an emergency nor request assistance. No impact on operations. The aircraft was on the ground at 1753Z.

Between DAPIG and OVUNI, the pilot of a Propair Inc. Beech A100 (C-GJJF/PRO102) from Rouyn-Noranda, QC (CYUY) to Rouyn-Noranda, QC (CYUY) declared that an engine fire warning light came on, but that no fire was observed. An emergency was not declared. Return to CYUY was requested. The aircraft landed safely at 1700Z.

An Exact Air Inc. Beech 100 (ET710) from Val-d’Or, QC (CYVO) to Rouyn-Noranda, QC (CYUY) reported a landing gear indication. It conducted a low-altitude pass to confirm that the wheels were extended. A staff person was notified. The aircraft landed without incident at 1406Z. No impact on operations.

An Air Creebec Inc. de Havilland DHC-8-102 (C-GTCO/CRQ5416) from Val-d’Or, QC (CYVO) to Rouyn-Noranda, QC (CYUY) reported a possible bird strike. The runway was inspected; no sign of a strike. No impact on operations.

A Propair Inc. Beech A100 (C-GIZX/PRO4450) from Rouyn-Noranda, QC (CYUY) to Amos/Magny, QC (CYEY) reported smoke in the cabin, indicated that it was returning to land at CYUY, and confirmed that it did not require assistance. The airport attendant was notified. The aircraft landed at 1149Z. No impact.

An Airmedic Inc. Pilatus PC-12/47E (C-GMXD/AM267-M) on a MEDEVAC flight from Éléonore, QC (CEL8) to Rouyn-Noranda, QC (CYUY) received a traffic alert and collision avoidance system (TCAS) alert approximately 10 NM on final for Runway 26 regarding an aircraft ahead of them, a G.D.G. Aviation Cessna A188 (C-GZNI) from Val-d’Or, QC (CYVO) to Kapuskasing, ON (CYYU); C-GMXD pulled up. The aircraft in conflict was then seen approximately 7 NM on final. Afterwards, the aircraft in conflict contacted the flight service station (FSS) on the en-route frequency. The aircraft was identified and notified about the incident.

A Propair Inc. Beech A100 (PRO4230) on a MEDEVAC flight from Rouyn-Noranda, QC (CYUY) to Chisasibi, QC (CSU2) requested to return to CYUY due to an indication issue on board. An emergency was not declared and assistance was not requested. Afterwards, the aircraft cancelled its IFR and levelled at 20NM northeast of CYUY to burn fuel. PRO4230 landed without incident. No impact.

A Propair Inc. Beech A100 (C-GDPI/PRO4600) from Val-d’Or, QC (CYVO) to Rouyn-Noranda, QC (CYUY) aborted its takeoff run because smoke was coming from one of the engines. The aircraft exited the runway via Taxiway C. Emergency services were not requested. The aircraft returned to the terminal; no impact.

An Exact Air Inc. Cessna R182 (C-GJQU) from Roberval, QC (CYRJ) to Roberval, QC (CYRJ) landed at 2115Z, but did not call once off the runway. The Rouyn-Noranda, QC (CYUY) flight service station (FSS) said the aircraft was off the runway at the automatic departure releases (ADR) unit on site. No impact on operations.

Immediately after takeoff, a Hydro-Quebec de Havilland DHC-8-311 (C-GJNL/HYD400) from Montreal/Pierre-Elliott-Trudeau, QC (CYUL) to Rouyn-Noranda, QC (CYUY) declared an emergency to the air traffic controller (ATC) due to an engine failure. HYD400 returned to land at CYUL. It landed without incident at 2203Z. Impact on departures and arrivals for 15 minutes.

A Propair Inc. Beech A100 (C-FHGG/PRO4200M) from Rouyn-Noranda, QC (CYUY) to Montreal/Pierre-Elliott-Trudeau, QC (CYUL) returned to its departure point and had to burn fuel for 40 minutes before landing to attain its maximum landing weight (MLW). The actual time of departure (ATD) was 1319Z and the aircraft landed at 1414Z; no impact on operations.

Shortly after takeoff, a Propair Inc. Beech A100 (PRO4230) from Rouyn-Noranda, QC (CYUY) to Chisasibi, QC (CSU2) reported that it had to return to land at CYUY due to an issue with the de-icing equipment. An emergency was not declared and assistance was not requested. The aircraft landed without issue at CYUY. No impact on operations.

A Propair Inc. Beech A100 (C-FDOU/PRO4300) from Bagotville, QC (CYBG) to Rouyn-Noranda, QC (CYUY) established communication with the flight service station (FSS) in the zone. The first contact was made when PRO4300 was at 4 NM on final for Runway 26, at an altitude of 2,200 ft. No impact on operations.

A few minutes after takeoff, a Propair Inc. Beech A100 (PRO4230) from Rouyn-Noranda, QC (CYUY) to Rouyn-Noranda, QC (CYUY) reported a change of destination for unknown reasons. The aircraft did not declare an emergency or request assistance. No impact on operations.

A Chrono Aviation Inc. Pilatus PC-12/45 (C-FCVD/NDL543) from Rouyn-Noranda, QC (CYUY) to Quebec/Jean-Lesage, QC (CYQB) reported a missing indication for its landing gear. NDL543 landed at 1602Z; no emergency was declared and there was no impact on operations.

A Propair Inc. Beech 1900D (C-GORC/PRO100) from Rouyn-Noranda, QC (CYUY) to Rouyn-Noranda, QC (CYUY) was observed on radar approximately 15NM east of its authorized route. No operational impact.

A Propair Inc. Beech A100 (PRO4200+) from Rouyn-Noranda, QC (CYUY) to La Grande Rivière, QC (CYGL) returned to CYUY due to a mechanical issue. No emergency was declared. No impact on operations.

An Air Creebec de Havilland DHC-8-101 (CRQ5664) from Élénore, QC (CEL8) to Rouyn-Noranda, QC (CYUY) was cleared to FL220. Correct read-back by the pilot. The air traffic controller (ATC) intervened at the same time that CRQ5664 went to FL230. No impact on operations.

A Private Air Pilatus PC-12/47 (C-FCLB) from Chibougamau/Chapais, QC (CYMT) to Rouyn-Noranda, QC (CYUY), ready for takeoff from Runway 22, was notified about a piece of metal on the threshold. A truck (MOB1) performed an inspection and picked up the piece before the aircraft took off.

Foreign object debris (FOD) reported on the runway. An Airmedic Inc. Pilatus PC-12/47E (C-FMAO/AM360) from Rouyn-Noranda, QC (CYUY) to Montreal/Pierre-Elliott-Trudeau, QC (CYUL) decided to conduct a go-around. The aircraft landed at 1820Z.

A Propair Inc. Beech 1900D (PRO4370) from Rouyn-Noranda, QC (CYUY) to Sudbury, ON (CYSB) aborted its takeoff and returned to the apron. No operational impact.

A Propair Inc. Beech A100 (PRO4215) from Rouyn-Noranda, QC (CYUY), to Chisasibi, QC (CSU2) had to return to CYUY due to a de-icing issue. No emergency was declared; the aircraft landed without incident at 0225Z.

A Propair Inc. Beech A100 (C-FHGG/PRO4245) from Rouyn-Noranda, QC (CYUY) to Chibougamau/Chapais, QC (CYMT) aborted its approach for Runway 04 at CYMT to perform a check. Erroneous "gear not down" indication. PRO4245 decided to return to CYUY. At 0105Z, 100NM northeast (NE) of CYUY, PRO4245 declared an emergency and called for emergency vehicles.