B-1.1, r. 3 - Safety Code

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416. The owner must make sure to obtain the result of the accredited laboratory without delay when an analysis result indicates a Legionella pneumophila concentration of 1,000,000 CFU/L or more. In that case, the owner must make sure that the Board and the public health director of the region where the water cooling tower facility is located receive the result from the accredited laboratory without delay.
In that case, the owner must also make sure that the accredited laboratory will keep the sample isolate or isolates and the analysis result for 3 months.
O.C. 454-2014, s. 4.