Legionella Outbreaks

Legionella Outbreak Tables

Outbreaks in Peer Reviewed Journals

LegionellaDB is the first database on Legionella outbreaks; it is based on a metadata analysis of peer-reviewed manuscripts from PubMed and SCOPUS. LegionellaDB is dynamic and extensible, allowing users to search for specific outbreaks, suggest additional information to be included after curation, visualize statistical representations on specific outbreaks, and download selected data. The database is maintained online.

See Table to Access LegionellaDB

Visit Trends in Microbiology to access LegionellaDB – A Database on Legionella Outbreaks

Legionella Outbreaks in the News

News reports of cases of Legionnaires’ disease and outbreaks always make headlines and garner negative publicity. Whether it’s just one case or an outbreak, most instances of Legionnaires’ disease don’t make it on the front page. Following is a list of cases and outbreaks in the US that have been reported by the media.  Click on table row to view.

2022 AugNursing HomeAmsterdam Nursing HomeManhattan, New York City, N.Y.Not Determined84
2022 MayCommunityHighbridge neighborhood BronxBronx, New York City, N.Y.Cooling Tower181
2022 MarResortThe Grand Islander by Hilton Grand VacationsWaikiki, HawaiiNot Determined20
2021 OctLong-term CareUAW Senior Citizens CenterTazewell county, Pekin, IllNot Determined70
2020 SepCorrectional InstitutionPontiac Correctional CenterPontiac, Ill.Not Determined20
2020 SepCommunityTazewell CountyTazewell County, Ill.Not Determined40
2020 SepCommunityNew WestminsterNew Westminster, VancouverNot Determined60
2020 SepCommunityHamilton TownshipHamilton, N.J.Not Determined42
2020 MarLong-term CareArlington Court Skilled Nursing & Rehab CenterUpper Arlington, OhioBuilding Water System30
2020 FebOtherChoi Hung MTR StationHong Kong, ChinaCooling Towers110
2020 FebHealthcareGatton PlaceRedhill, EnglandNot Determined30
2020 FebLong-term CareBrookdale Senior LivingVernon Hills, Ill.Building Water System51
2020 JanLong-term CareBalmoral Nursing HomeChicago, Ill.Not Determined20
2019 NovOtherEast Texas State FairTyler, TexasNot Determined71
2019 OctCommunityN/AOrillia, OntarioNot Determined80
2019 OctHospitalMcLaren Macomb HospitalMt. Clemens, Mich.Not Determined70
2019 SepOtherMountain State FairBuncombe County, N.C.Hot Tub Display1414
2019 SepCommunityN/ALondon, EnglandNot Determined150
2019 SepCommunityN/AElmira, NYNot Determined110
2019 SepResidentialTracey TowersBronx, NYNot Determined20
2019 SepLong-term CareCovenant Living at the HolmstadBatavia, Ill.Not Determined140
2019 AugHotelAmericInn by WyndhamSchaumburg, Ill.Not Determined20
2019 SepCommunityChesterfield schoolsChesterfield, Va.Not Determined120
2019 JulHotelSheraton HotelAtlanta, Ga.Cooling Tower/Decorative Fountain131
2019 JulSpaHealax Salt CavesBournemouth, EnglandNot Determined140
2019 JuneHealthcareAdvocate Christ HospitalOak Lawn, Ill.Not Determined40
2019 JuneHealthcareMercy Springfield Cancer CenterSpringfield, Mo.Not Determined20
2019 JuneHealthcareMount Carmel Grove City HospitalGrove City, OhioBuilding Water System161
2019 MayCommunityUnion CountyUnion County, N.J.Not Determined225
2019 MayCommunityEvergem/GhentGhent, BelgiumNot Determined302
2019 MayNursing HomeLegacy House TaylorsvilleTaylorsville, UtahNot Determined20
2019 AprHealthcareMercy Hospital and Medical CenterChicago, Ill.Building Water System20
2019 AprCorrectional InstitutionCalifornia Department of Corrections & RehabilitationStockton, Calif.Not Determined21
2019 MarResidentialDolphin SquareLondon, EnglandNot Determined10
2019 MarHotelChristmas Mountain VillageWisconsin Dells, WIBuilding Water System41
2019 FebHotelCrookston Inn and Convention CenterCrookston, Minn.Pool and Spa40
2018 AugHotelSands ResortHampton, NHHot Tub492
2018 JulHotelFairfield Inn and Suites Waco NorthWaco, TXNot Determined20
2018 JulChurchSt. Columbkille ParishParma, OhioNot Determined61
2018 JulCommunityLower Washington HeightsManhattan, NYCooling Tower271
2018 JunHealthcareColumbus VA Ambulatory Care CenterColumbus, OhioNot Determined20
2018 JunResidentialFour SeasonsPalm Springs, Cal.Pool and Spa20
2018 JunHealthcareQueen's Medical CenterHonolulu, HawaiiNot Determined41
2018 AprOtherWater Oak Country ClubLady lake, Fla.Hot Tub20
2018 FebResidentialIslandwalk at the West Villages CommunityNorth Port, Fla.Pool and Spa110
2018 FebNursing HomeIllinois Veterans Home - QuincyQuincy, Ill.Not Determined40
2017 DecOtherYakima Athletic ClubYakima, WAPool and Spa20
2017 DecHealthcareFranklin Medical CenterColumbus, OHNot Determined20
2017 NovHotelThe Rio Hotel and CasinoLas Vegas, NVBuilding Water System310
2017 NovHealthcarePlaza Rehab and Nursing CenterBronx, NYNot Determined20
2017 NovOtherDisneylandAnaheim, CACooling Towers152
2017 NovHealthcareSky View Rehabilitation & HealthcareCroton-On-Hudson, NYBuilding Water System21
2017 NovCommunityFlushingQueens, NYCooling Tower150
2017 OctHotelSpring Hill SuitesRound Rock, TXNot Determined60
2017 SeptNursing HomeSilverCreek on MainMaple Grove, MNBuilding Water System20
2017 SeptNursing HomePeak ResourcesGraham, NCBuilding Water System20
2017 SeptResidentialParker TowersForest Hills, NYBuilding Water System21
2017 SeptHotelThe Feathers HotelLudlow, EnglandBuilding Water System21
2017 SeptOtherPacific Health ClubTown of Salina, NYPool and Spa40
2017 AugResidentialHampton HousesRego Park, NYNot Determined20
2017 AugHealthcareUniversity of Washington Medical CenterSeattle, WANot Determined21
2017 AugOtherKing SpaDallas, TXPool and Spa20
2017 AugHotelFairfield Inn and SuitesLacy Lakeview, TXNot Determined40
2017 AugLong Term CareJames Square Health and RehabilitationSyracuse, NYNot Determined20
2017 AugHealthcareBrooke Army Medical CenterHouston, TXNot Determined20
2017 AugResidentialLatimer Gardens HouseFlushing, NYNot Determined20
2017 AugNursing HomeManor at WhitehallWhitehall, OhioNot Determined20
2017 AugHot TubGold's GymKennewick, Wash.Not Determined30
2017 JuneHotelThe Guest House at GracelandMemphis, Tenn.Pool and Spa
2017 JuneOtherNYPD 23rd PrecinctManhattan, N.Y.Not Determined20
2017 JuneOtherCore24Frankston, AustraliaNot Determined20
2017 JuneCommunityLennox HillManhattan, N.Y.Not Determined61
2017 JuneLong-term CareSummit GreensClermont, Fla.Hot Tub20
2017 JuneOtherLA FitnessOrlando, Fla.Not Determined40
2017 MayCommunityAdelaide SouthAdelaide, AustraliaNot Determined30
2017 AprHotelMacao Parisian HotelMacau, ChinaNot Determined30
2017 AprOtherLA FitnessOcoee, Fla.Not Determined30
2017 AprCommunityMelbourne Central Business DistrictMelbourne, AustraliaNot Determined60
2017 JanOtherLA FitnessGarden City Park, N.Y.Pool and Spa20
2016 DecCommunityChaves CountyChaves County, N.M.Not Determined62
2016 SepEducationalAllegheny Valley SchoolCoraopolis, Pa.Not Determined20
2016 SepCommunityHopkins AreaHopkins, Minn.Not Determined120
2016 SepHealthcareUniversity of Washington Medical CenterSeattle, Wash.Not Determined42
2016 JulyNursing HomeIllinois Veterans’ Home - QuincyQuincy, Ill.Not Determined30
2016 JulyResidentialGolden Sands CondominiumOcean City, Md.Building Water System20
2015 NovHotelBest Western HotelHannibal, Mo.Not Determined31
2015 OctHealthcareSt. Joseph's HospitalSyracuse, N.Y.Building Water System31
2015 AugCommunityOpera HotelSouth Bronx, N.Y.
Cooling Tower12712
2015 AugCorrectional Institution
San QuentinSan Quentin, Calif.Not Determined60
2015 AugNursing HomeIllinois Veterans’ Home - QuincyQuincy, Ill.Building Water System4512
2015 JulyHigher EducationWest Chester University West Chester, Pa.Not Determined10
2015 JulyRehab CenterGold Coast Chicago, Ill.Not Determined11
2015 JulyHotelSuper 8Lacey, Wash.Not Determined30
2015 AprHospitalRobert J. Dole V.A. Medical CenterWichita, Kan.Not Determined10
2015 JanResidentialCo-Op CityBronx, New YorkCooling Tower120
2014 DecNursing HomeMiddle River Nursing HomeBaltimore, Md.Not Determined10
2014 NovHospitalRhode Island HospitalProvidence, RINot Determined20
2014 SepNursing HomeAutumn Care of RaefordRaeford, N.C.Not Determined30
2014 SepHotelEcono Lodge OceanblockOcean City, Md.Not Determined20
2014 SepResidentialHanover Square ApartmentsBaltimore, Md.Not Determined10
2014 JuneHALD and CommunityFlintGenesee County, Mich.Flint Water System9112
2014 JuneNursing HomeOak Forest Health and RehabilitationWinston-Salem, N.C.Water Distribution System20
2014 JuneHealthcareLongleaf Neuro-Medical Treatment CenterWilson, N.C.Not Determined20
2014 JuneNursing HomeWilson Pines Nursing and Rehabilitation ServicesWilson, N.C.Water Distribution System60
2014 MayHospitalUniversity of AlabamaBirmingham, Ala.Water Distribution System82
2014 MayResidentialApostolic TowersBaltimore, Md.Not Determined20
2014 MayHospitalUPMC PresbyterianPittsburgh, Pa.Ice Machine31
2014 MarOtherDartmouth Police StationDartmouth, Mass.Not Determined10
2014 FebHospitalIU Health University Hospital
Indianapolis, Ind.Not Determined22
2014 JanResidence
ResidenceUnknown, TexasBirthing Pool11
2013 OctHospitalWaco VA Medical CenterWaco, TexasWater Distribution System10
2013 OctHospitalIntegrated Healthcare CampusSouth Whitehall, Pa.
Not Determined
2013 JulyOtherSCI SomersetSomerset, Pa.Not Determined40
2013 JulyLong-term CareWesley RidgeReynoldsburg, OhioWater Distribution Systems354
2012 NovHospitalPittsburgh Veterans HospitalPittsburgh, Pa.Water Distribution System165
2012 AugHotelJ.W. MarriottChicago, Ill.Water Distribution System
2012 JuneHotelSea Watch CondoOcean City, Md.Water Distribution System20
2012 MayHotelBest Western SovereignAlbany, N.Y.Water Distribution Source20
2012 AprLong term CareThe CommonsPittsburgh, Pa.Not Determined10
2012 FebHotelBest Western SovereignAlbany, N.Y.Water Distribution System60
2012 JanHotelLuxor (MGM Resorts)
Las Vegas, Nev.Not Determined31
2011 NovLong-term CareLighthouse Senior Living
Ellicott City, Md.
Not Determined11
2011 NovLong-term CareKeswick Multi-Care CenterBaltimore, Md.Not Determined20
2011 OctHotelPlim PlazaOcean City, Md.Not Determined30
2011 OctLong-term CareMeadows at Countrywood Retirement Mobile Home ParkPlant City, Fla.Not Determined31
2011 SepLong-term CareLGAR Health & Rehabilitation CenterTurtle Creek, Pa.Water Distribution System
2011 SepLong-term CareHamilton HillsTurtle Creek, Pa.
Water Distribution System31
2011 SepLong-term CareWarren HavenOxford, N.J.Not Determined10
2011 SepHospitalMemorial Sloan-Kettering Cancer CenterNew York, N.Y.Not Determined
2011 AugHotelUnknownNorth Platte, Neb.Not Determined20
2011 AugLong-term Care
St. Ann'sRochester, N.Y.
Not Determined
2011 JulyHotelAria Resort (MGM Resorts International)Las Vegas, Nev.Not Determined
2011 JuneLong-term CareElizabeth Severance Prentiss Center for Skilled NursingCleveland, OhioWater Distribution Systems30
2011 AprHospitalSacred Heart Medical CenterSpokane, Wash.Water Distribution System31
2011 MarHospitalMiami Valley HospitalDayton, OhioNot Determined101
2010 SepLong-term CareTranquility Assisted Living CenterFredrick, Md.Not Determined20
2010 JuneHotelBest Western (Choice Hotels International / Best Western Hotels International)Socorro, N.M.Not Determined20
2010 JuneHotelOttumwa Days Inn (Wyndham Worldwide)Ottawa, IowaNot Determined
2010 MayHospitalMethodist Medical CenterDes Moines, IowaWater Distribution System21
2010 MarHospitalSt. Luke’s South ShoreCudahy, Wis.Water Feature80
2010 JanLong-term CareGolden Hill Nursing HomeKingston, N.Y.Not Determined
2009 DecHotelEpic Hotel (Kimpton)Miami, Fla.Not Determined31
2009 NovLong-term CareThe Park at Vernon HillVernon Hill, Ill.Not Determined42
2009 OctLong-term CareStadium PlaceBaltimore, Md.Not Determined71
2009 JulyHospitalFaxton St. Luke’s HealthcareUtica, N.Y.Not Determined32
2009 FebHospitalGrady Memorial HospitalAtlanta, Ga.Water Distribution System40
2009 JanHotelOrlando Club Resort (First Choice Resorts)Tenerife, SpainWater Distribution Source20
2009 JanHotelWestin (Starwood)Dubai, UAENot Determined31
2008 Oct
HotelPolo Towers (Diamond Resorts)Las Vegas, Nev.Water Distribution System50
2008 SepHospitalSaint Peter's University HospitalNew Brunswick, N.J.
Water Distribution System83
2008 JuneCommunityCommunity General HospitalSyracuse, N.Y.Cooling Towers131
2008 MayHotelHampton Inn
McHenry, Ill.Not Determined20
2008 MayHotelWingate Inn (Wingate International)Heflin, Ala.Hot tub30
2008 JuneHotelCortina InnKillington, Vt.Water Distribution Source30
2008 JuneHotelHampton Inn (Hilton)McHenry, Ill.Pool and Spa30
2008 MarHotelQuality Inn Suites (Choice Hotels)Orlando, Fla.Hot tub20
2008 MarHospitalStrong Memorial Hospital, University of Rochester Medical CenterRochester, N.Y.Water Distribution System31
2007 SepLong-term CareSunharbor Manor Nursing Home (Roslyn Heights) / Sunrise Assisted Living (Smithtown)Roslyn Heights, N.Y. / Smithtown, N.Y.Not Determined53
2007 JulyCommunityBronxBronx, N.Y.Cooling Tower12012
2007 JulyHospitalSaint Mary's HospitalGrand Rapids, Mich.Water Distribution System11
2007 AprHospitalUniversity of Iowa Hospital and ClinicsIowa City, IowaWater Distribution System1Unknown
2007 FebLong-term Care
Loyalton Assisted LivingHagerstown, Md.Water Distribution System10
2006 NovOtherMercer County CourthouseMercer County, NJNot Determined10
2006 JuneHospitalBaptist Health SystemSan Antonio, TexasWater Distribution System102
2006 AprLong-term CareFrederick Mennonite CommunityUpper Frederick Township, Md.Water Distribution System4Unknown
2006 MarHotelComfort Inn / Best Western (Choice Hotels International / Best Western International)
Lincoln, Ill.Pool and Spa20
2006 FebHotelSea Garden Inn/ Islander Inn (Ocean Waters)Daytona, Fla.Water Distribution System31
2005 JulyHospitalSound Shore Medical CenterNew Rochelle, N.Y.Cooling Tower90
2005 AprHospitalNew York Presbyterian Hospital / Columbia University Medical CenterNew York, N.Y.Water Distribution System42
2001 DecHospitalHospital European Georges PompidouParis, FranceWater Distribution System126