Case Studies

HMO Technology Used in Illinois to Reduce Waste

A new groundwater treatment system was needed in Chenoa, Illinois to replace an aging reverse osmosis system. A design build approach was used for this project, and Tonka Water, a U.S. Water Brand partnered with the engineer and local contractor to help design a high efficiency system that met the City’s needs. Hydrous Manganese Oxide (HMO) technology was ultimately selected due to reduced waste, cost savings, [...]

Ion Exchange Technology Used to Treat Uranium in Nebraska

Bridgeport, located in western Nebraska, had previously been able to pump water directly out of the ground and into the distribution system, without needing to treat the water. It was later discovered that the water contained elevated levels of uranium, requiring treatment. Uranium can be naturally found in groundwaters, slowly dissolved over time from soils and sedimentary rock. Uranium is also a by-product of [...]

Virginia Town Combats High Levels of Iron and Manganese

Routinely experiencing water restrictions during the summer months due to periods of drought, the town of Round Hill, Virginia knew they needed to increase capacity. With high levels of iron and manganese present, Round Hill made the decision to build a new water treatment plant. The main zone within the town contains nine potable wells, with the new plant being Round Hill’s third treatment facility. The [...]

High Rate Media and Low Backwash Waste Delivered in Washington

Spanaway is located in Pierce County, Washington approximately fifteen miles south of Tacoma. The Spanaway community was experiencing difficulties with manganese in their water distribution system. Tonka Water, a U.S Water Brand, was chosen to provide a new system based on quality of equipment and level of expertise. The water treatment system includes an OptaCell Plus™ pressure filter system and high rate [...]

Customized Solution Provided in Illinois to Treat Varying Water Quality

The city was in need of a new water treatment plant as the residents of Lexington, Illinois were experiencing tinted drinking water caused by organic materials in the water. Influent water is sourced from multiple wells, creating a level of complexity due to the unstable water quality. Due to the varying water quality, a customized solution was provided by Tonka Water, a U.S. Water Brand for the removal of Total [...]

Continuous Ion Exchange Technology Utilized to Combat Rising Nitrate Levels

The city of Bayard, Nebraska was experiencing rising nitrate levels in their water and made the decision to pre-purchase a water treatment system to address the nitrate concerns. In addition to the nitrate levels, they also had constraints on their discharge and were unable to discharge to the sewer. This was going to require the acquisition of additional land to dig waste lagoons. The decision to pre-purchase this [...]

Biologically Enhanced Ion Exchange Used to Treat Florida Groundwater

Haines City located in Polk County Florida, was required to meet new compliance standards after regulations regarding disinfection by-product levels were adjusted. Tonka Water, a U.S. Water Brand (Tonka Water) was selected as the process system manufacturer for the city’s new water treatment plant. With a focus on waste reduction and a small footprint, the Haines City system includes four Organix™ ion [...]

Florida Treatment Plant Expands Ion Exchange System to Treat TOC and Color

Palm Beach County installed and commissioned a Tonka Water, a U.S. Water Brand (Tonka Water) Organix™ ion exchange system downstream from lime softening in 2008 to address issues with Total Organic Carbon (TOC), Disinfection Byproduct Precursors (DBPs), and excessive color in their finished water. The original seven-vessel system is rated at 10 MGD. Pleased with the performance of the original system, the [...]

Midwest University Reduces 70 Million Gallons of Wastewater with Sustainable Improvement

Problem A Midwestern university’s power plant has a closed cooling loop circuit that utilizes once through non-contact cooling water. The cooling water cools air compressors, sample coolers, and critical auxiliary equipment on a 10 megawatt generator. Compressed air from the plant is used to control HVAC pneumatics throughout the 320 buildings on campus, a highly critical operation. The plant [...]

California Water Plant Treats Nitrates and Perchlorate with No Liquid Waste

The City of Corona, California was in need of a new water treatment plant. Tonka Water, a U.S. Water Brand (Tonka Water), was selected to provide a RidION™ Ion Exchange System and a Nion-IX™ Treatment System for the removal of nitrates and perchlorate. The treatment of perchlorate does not allow for waste disposal through conventional means, requiring media to be removed and disposed of off site. Ion [...]

Cost Effective Treatment Solution Provided in Ohio

The city of Bucyrus, Ohio was in need of a new water treatment plant. Tonka Water, a U.S. Water Brand (Tonka Water) provided a cost-effective solution, based on their 60 years of knowledge and experience in the design and implementation of surface water treatment systems. The new system includes two Tonka Water TriClear™ clarifiers and a Centralator™. The treatment of turbidity and hardness begins with [...]

Design Build Approach Utilized in Colorado

Tonka Water, a U.S. Water Brand (Tonka Water), worked with a design build team to put together a cost effective proposal to meet the needs of East Cherry Creek Valley. Through the piloting process, a more cost-effective media was optimized. Commissioned in September, 2016, this groundwater treatment plant features a fully automated OptaCell Plus™ horizontal pressure filter system for the removal of iron and [...]