Hawaii - Legionella Prevention and Costs of Legionnaires Outbreaks

Historical Headlines Related to Legionella

September 9, 2022

In Honolulu, some residents at a senior housing complex were recently notified of low levels of the Legionella bacteria found at the facility. One Kalakaua senior living complex told owners and residents last week that the Legionella bacteria was found in water samples in two units. There's been seven cases of Legionnaires' disease reported in the islands this year. (Source)

May 25, 2022

Health officials have confirmed another case of Legionnaires' disease in a guest who stayed at The Grand Islander by Hilton Grand Vacations in Waikiki. (Source).


Hawaii DOH is aware of two confirmed cases of non-Hawaiʻi residents diagnosed with Legionnaires’ disease following a stay at The Grand Islander. The first case was diagnosed in June 2021 and the second case was diagnosed on March 6 or 7, 2022. (Source)

Reported Settlements and Jury Awards

Given the incidence of legionella in Hawaii, and its associated harm, personal injury claims and litigation are also becoming more frequent. Reported settlements and jury awards are unavailable at this time.

State Cap on Jury Awards

Hawaii does not have a cap on the award amounts allowable by law. In addition, public health notices and negative media attention can also lead to business interruption and reputation damage.

Groundwater Temperature Risk Level – High

Overall Liability and Risk for Hawaii – Very High

No, ASHRAE 188 is not part of the state code

Legionella and Water Management Plan Assistance

Need help? For Legionella consulting and services, Water Management Plans, Legionella Control Systems, and Legionella testing please contact us at Legionella Control Systems at 888-416-8626 or info@legionellacontrolsystems.com

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