The latest news from Waterline:

Spa pool at Pt Erin Pools, Auckland, closed after Legionella bacteria detected

A spa pool at central Auckland’s Pt Erin Pools has been temporarily closed after tests revealed Legionella bacteria in the water. The pools, run in partnership with Auckland Council, were closed for 10 days from December 20 after testing three days earlier found the deadly bacteria in the family spa pool, a notice on its website said. FULL ARTICLE

Care home ‘requires improvement’ after health risks exposed

Elderly patients were at risk of Legionnaire’s disease for months after health inspectors ordered Heatherside Care Home to urgently improve their care and safety standards. Care Quality Commission (CQC) outline a series of concerns with fire safety and medicinal practices throughout the care home in Hook, a recent report says. However, their new management, argues… Read more »

Against Advice of Health Officials, Georgia Rejects Legionella Rules in New Plumbing Code

When plumbing code revisions in Georgia go into effect on January 1, 2020, rules to prevent the growth of deadly Legionella bacteria within buildings will not be one of the new requirements. The outcome was the result of a state plumbing code review that began in 2018 and concluded last summer. The Department of Community… Read more »

Legionnaires’ disease is the deadliest waterborne-illness in the United States

Legionnaires’ disease is the deadliest waterborne-illness in the United States, killing about one in 11 people infected. Reported cases of the pneumonia-like disease, spread by inhaling droplets contaminated with the Legionella bacteria, are rapidly rising, up five times since 2000. FULL ARTICLE

Legionnaires’ disease warning for Bali travellers

PERTH holidaymakers heading to Bali are being warned of a potential risk of Legionnaires’ disease. The Department of Health has confirmed the fourth notified case of Legionnaires’ disease in a Western Australian holidaying in Bali since February. Experts say the warning affects people staying at or spending time at the Ramayana Resort and Spa in central… Read more »

Legionella bacteria‘s escape route revealed

The precise mechanism used by Legionella bacteria to escape the body‘s defences has been unpicked in intricate detail and is described for the first time in the journal eLife. The study reveals a potential new therapeutic approach to tackle infection by Legionella pneumophila, which is a common cause of community and hospital-acquired pneumonia and causes… Read more »

Legionella Conference 2020 Moves to Chicago With a Health Care Focus

Legionella Conference 2020 will be held in Chicago Aug. 19-21, 2020, with an emphasis on preventing deadly outbreaks in hospitals and health care settings. NSF Health Sciences, an NSF International company, and the National Environmental Health Association (NEHA) are partnering as conference co-hosts to help stem this rising public health threat. Legionella Conference 2020: Prevention of Disease and… Read more »

Health officials: Legionnaires’ cases could be linked to Central DuPage Hospital

Public health officials are investigating whether Northwestern Medicine Central DuPage Hospital was the source of three cases of Legionnaires’ disease. Three patients could have acquired the infection at the Winfield hospital, but they also had other possible sources of exposure during the 10 days before they started showing symptoms, the Illinois Department of Health said… Read more »


Death toll rises after a Legionnaires’ disease outbreak in North Carolina

Another person has died from an outbreak of Legionnaires’ disease in North Carolina, bringing the death toll to four. None of the victims have been identified by authorities and health officials have not discussed the circumstances of their deaths. There have been 141 confirmed cases of Legionnaires’ disease, an airborne lung infection, or Pontiac Fever,… Read more »

Health unit probing four cases of legionnaires’ disease in Barrie

The Simcoe Muskoka District Health Unit is investigating an increase in legionnaires’ disease cases in Barrie. Four cases have been confirmed recently in people who reside in the city. In the past six years, the health unit has seen on average two cases annually among Barrie residents. FULL ARTICLE

Product Spotlight

PrimeLab Photometer

The PrimeLab photometer hand-held Bluetooth® device is expandable and portable, developed for ultimate flexibility for use in a range of water systems. With only one light source and the JENCOLOR multi-spectral sensor used exclusively in the PrimeLab, it is possible to measure all water parameters where the water sample is visibly discoloured after addition of a reagent. Key Features of PrimeLab Photometer: The first and only PrimeLab photometer with just 1 LED / 1 JENCOLOR sensor, covering the 400 wavelength (380nm-780nm). More than a 100 different parameters available. Activation of add-on parameters is possible even after purchase. Powerful PC-software and app with free cloud service. Creating reports and dosage recommendations by just a click, using your individual water treatment chemicals.

HuwaSan TR50 Silver Stabilised Hydrogen Peroxide

HuwaSan TR50 is a commercial water disinfectant and biocide designed for shock disinfection or constant dosing. HuwaSan TR50 kills legionella bacteria and in addition removes biofilm. It is safer to use than chlorine as the disinfection breakdown products are oxygen and water. Independent testing shows that HuwaSan TR50 provides a very wide spectrum of biocidal activity against bacteria, viruses, spores, fungi, amoebae (such as amoeba acanthus which can act as a host to legionella bacteria) and algae. Use disinfectants safely. Always read the label and product information before use.

MC1+ Protector

Formulated to prevent wear and tear and the resulting debris, MC1+ stops magnetite and other deposits forming. As it does this, it protects the central heating, keeping the boiler working efficiently and helping to ensure the system lasts for longer.

MM2050 - PT100 Thermometer

Four/three/two wire measurement, Max/min functions, Hold function, Dual display, °C/°F/°A selectable, Simultaneous display of real time and max/min/hold measurement, Self calibrating.

MD610 Photometer

The MD610 gives you a mobile device in a modern design with the analytical features of a laboratory photometer. All important water analysis parameters from A(luminium) to Z(inc) are covered. Combined with the high precision of Lovibond® reagents, a reliable and quick analysis of water samples is guaranteed. Reagent tablets, powder reagents, liquid reagents, or cuvette tests are used depending on the method.

Armitage Shanks Markwik 21


(TB H2a) an integral thermostatic bib mixer tap, single long lever mixer. Single flow fixed horizontal nozzle, sequential operation. Sequential operation ensures both hot and cold supply are purged on each use, long lever gives precise control. Insulated technology keeps the ‘hot’ side of the mixer at a safe surface temperature.

AS Shower chrome

AS Shower chrome

Legionnaires‘ disease is usually spread by the breathing in of water vapour containing Legionella bacteria which is then deposited on the lungs. The bacteria thrives in water temperatures between 25 and 45°C and so showers by their very nature create an ideal environment for the bacteria to spread. The AS SHOWER chrome filter provides reliable and immediate protection against Legionella, removing bacteria at the point of use, allowing users to shower safely.