Dualator® VI treatment systems require inspection and maintenance on a semi-annual basis. Filters with elevated iron or manganese in the raw water need more frequent maintenance. We’ve included a step-by-step maintenance guide below to ensure you are optimizing your system performance. Fill finished water storage tanks and/or tower. Backwash filters to a clean effluent. Shut off and lock out the [...]
Have you heard the exciting news? In March 2019, U.S. Water joined the North America Kurita Group , one of the world’s biggest suppliers of water treatment solutions. This partnership has expanded U.S. Water’s integrated solutions platform, giving us the opportunity to offer Kurita’s patented, award winning technologies to our customers. We are happy to introduce the following new [...]
As you send your children back to school and Halloween decorations begin to appear in stores, your facility operators may have already begun the process of preparing off-line boilers for the winter season. Regardless of if they were stored dry or wet, steps need to be taken to ensure a safe start-up of off-line boilers. Each boiler is different and prior to startup, and we recommend all engineers consult the boiler [...]
U.S. Water Services, Inc. and Novozymes have settled a U.S. patent infringement action U.S. Water brought against Novozymes alleging infringement of U.S. Patent Nos. 8,415,137 and 8,609,399, and the validity of the patents was upheld by the Court of Appeals for the Federal Circuit. The terms of the settlement are confidential. The United States Patent Office issued U.S. Patent Nos. 8,415,137 and 8,609,399 [...]
The presence of mudballs is an indication of problems in your filter bed. A mudball is the result of solids accumulating in a filter, then combine with filter media to form into a ball of solids. These mudballs block the passage of water, creating higher velocity filtration and uneven distribution. Mudballs impact filter performance and effluent quality while also shortening filter run [...]
On September 10th, 2019, Governor Tim Walz, Governor of Minnesota, and a total of six Commissioners and Directors of the Minnesota Department of Employment and Economic Development and the Minnesota Trade Department, visited Kurita Water Industries Headquarters. Kurita Group is expanding its business in North America and has established Minnesota state as its United States base. During this visit, the [...]
Are you interested in implementing Reverse Osmosis (RO) treatment into your industrial water treatment system? Prior to working with a professional to design your new system, there is some additional information that should be considered by your plant, as well as some information your RO manufacturer will need from you. We recommend working closely with your water treatment professional to assess your system [...]
Air Supply Systems consisting of compressors regulators, and receivers are a vital component to the successful operation of your water treatment equipment. To optimize air supply system performance, we’ve provided you with some maintenance tips to keep your system working efficiently. Oil should be checked daily and maintained at the proper level. Oil should be changed per [...]
Warm summer months lead to higher water usage due to vegetation watering (lawns and gardens), pool filling and maintenance, and cooling system usage for indoor temperature control. Practicing responsible conservation habits during the season, and throughout the year, will not only support the ecosystem but also help lower your utility costs. Are you looking for ways to save on your water usage this summer? Here [...]
Iron Related Bacteria (IRB) is a non-disease producing bacteria that can occur in a water supply when water carries bacteria from the well into treatment systems. While IRB contamination isn’t harmful, it can be nuisance. Iron bacteria are small living organisms that naturally occur in soil, groundwater, and surface waters. Iron bacteria is often found in close proximity to the well screen. The [...]
Do you ever lay awake at night and wonder how your paint is looking in the interior of your vessels? Doubtful. Should you be inspecting your interior paint in your vessels? Absolutely. What should you be looking for? Corrosion and bubbling paint, paying special attention to check near the welds. So, why is this important? Paint issues can lead to leaks, eliminating the ability for the tanks to hold water, leading [...]
A bubbler panel controls the liquid level within a filter vessel. A problem that can occur with bubbler panels is “valve hunting,” when there are large swings in water levels of six inches or more. When this happens there are two areas that need to be checked, the bubbler dip tube located within the filter cell and the reversing relay located inside the panel. When [...]