Cost of a legionella management plan: what determines the price?

The cost of a Legionella control plan varies per location and is determined by multiple factors. The most important of these is the scope and complexity of the installation. A compact installation with a single hot water supply requires less time than a large building with multiple sections, collective risers, hot water circulation, mixing groups, and dozens of tap points. The larger and more complex the installation, the more extensive the risk analysis must be and the more time is needed to draw up a complete, accurate control plan.

Year of construction and technical condition

The year of construction and the technical condition of the installation also play a major role. Newer installations are usually more clearly structured and have up-to-date documentation and working drawings. With older buildings, this is often different: pipes have been modified, capped, or extended over the years without clear records. This makes it more time-consuming to fully map out the installation and assess any risks. Undocumented situations can increase the price, simply because more investigation is needed.

In addition, changes to the installation are an important cost factor. When a building has recently been renovated, when a hot water system has been converted, or when additional tap points have been installed, the existing control plan must be updated. In many cases, this means that a significant part of the risk analysis must be performed again. Deviations during weekly or monthly management tasks – such as temperature problems or stagnation – can also lead to a revision. The greater the deviations, the more extensive the assessment must be.

Priority locations

For priority locations, additional obligations arise that also influence the total costs. For these buildings, not only must a control plan be drawn up, but also annual, semi-annual, or monthly sampling and periodic inspections must be carried out. The frequency of these depends on the type of location. Hotels, healthcare institutions, and campsites have different obligations than, for example, sports complexes or wellness facilities. Although sampling is often separate from the costs of the control plan itself, for many organizations it is part of the total package of Legionella prevention.

Travel time, preparation, reporting, and processing technical documentation also affect the price. Not every installation has up-to-date drawings or logbooks. When documentation is missing, this information must be reconstructed during the risk analysis. This increases the time investment and thus the total costs. At the same time, a thorough approach prevents essential risks from being missed, which in turn limits future problems.

However, a good control plan always adds value. It not only provides insight into possible risks but also supports managers in daily and weekly tasks. It provides structure, prevents errors, and ensures that a location complies with legal obligations. An up-to-date, clear, and technically correct control plan is therefore an investment that directly influences the safety of the installation and compliance with laws and regulations.

H2O Enterprise

H2O Enterprise specializes in drawing up clear, technically substantiated Legionella control plans that fully comply with the Drinking Water Decree, the Legionella Prevention Regulations, and BRL6010. We assess your installation, accurately map out all risks, and provide a control plan that aligns with the daily practice of your building. Would you like insight into the costs for your specific location, or does an outdated plan need to be updated after changes to the installation? Feel free to contact us for a no-obligation price indication or a complete on-site risk analysis.