OUR WATER WORKS.
We stand by our projects with pride and a commitment to seeing them produce quality effluent for generations.we’ve provided our technologies to over 8,000 water and wastewater projects around the world.
From mechanical plants to lagoon-based wastewater treatment, whether in North America, South America, Europe or Asia, our projects are on the cutting edge of treatment for nutrients and energy efficiency.
The following case studies illuminate some of the more interesting, exciting, and representative work we’ve had the privilege to work on.
Quick links to case studies by technology:
Biological:
BioPorts™
MBBR/IFAS
optAER®
Fine-Bubble Aeration and Lagoon Upgrades
SAGR®
Cold Water Post-Lagoon Nitrification
IDEAL®
Intermittently Decanted Extended Aeration Lagoon
Filtration:
Blue PRO®
Reactive Filtration for Ultra-Low Phosphorus & Metals
Blue Nite®
Sand Filter-Based Biological Denitrification
MITAWT™
Cloth Disk Filters (and legacy Nexom Disk Filters)
SiteWorks™
Installation & Maintenance
SiteWorks™
Installation & Maintenance
Longstanding SiteWorks service relationship with Duckett Creek, Missouri
Quarter-century relationship with St. Louis metro area treatment facility sees EDI deliver on the “Aeration for Life” promise.
Long-term industrial support delivered by SiteWorks at Leprino Foods, CO
SiteWorks fulfilling EDI’s “Aeration for life” commitment over more than a decade with major American mozzarella producer.
SiteWorks replaces thousands of ceramic discs at Denver, Colorado
At one of North America’s largest treatment facilities, SiteWorks gives a 31-year old aeration system new life.
Servicing legacy products with SiteWorks at Springfield, Missouri
SiteWorks called upon by southern Missouri treatment facility for turnkey membrane replacement of decade-old FlexAir MiniPanel aeration system.
Biological Case Studies
BioPorts™
MBBR/IFAS
MBBR retrofit of remote RBCs at Wabaseemoong Independent Nations, Ontario
Wabaseemoong Independent First Nations are a group of three communities located near the Ontario–Manitoba border about 120 kilometers north…
IFAS retrofit for ammonia, nitrogen at Maricopa, Arizona
In 2019, the Global Water – Palo Verde Water Reclamation Facility (WRF), located in northeastern Maricopa, AZ, was serving a growing population of 48,629 residents, while also seeing adjustments to their permit in their future.
Expanding lagoon capacity using aeration, SAGR, MBBR within footprint at Absarokee, Montana
Fully utilizing a combination of Nexom’s expert technologies for BOD reduction and cold-water nitrification
Retrofitting with post-lagoon MBBR at Palmyra, Wisconsin
Retrofitting the existing lagoon for maintaining simple and reliable treatment to new specific limits.
MBBR retrofit of bio-towers for leachate at Seneca Landfill, Pennsylvania
Helping a longstanding landfill’s WWTP meet new ammonia effluent limits with BioPorts™ technology.
Increasing municipal capacity within existing footprint at Leeds, Alabama
Municipal wastewater plant intensifies treatment, adding nitrification capacity without adding footprint.
optAER®
Fine-Bubble Aeration and Lagoon Upgrades
Ammonia removal within existing lagoon footprint at Park View, Iowa
Sanitary district upgrades lagoons for full cold weather ammonia nitrification within existing footprint.
Expanding lagoon capacity using aeration, SAGR, MBBR within footprint at Absarokee, Montana
Fully utilizing a combination of Nexom’s expert technologies for BOD reduction and cold-water nitrification
Upgraded lagoons cited by U.S. EPA for ammonia removal at Kingsley, Iowa
Lagoon system upgrade with SAGR® technology for ammonia removal, BOD, TSS polishing, and disinfection to meet stringent discharge limits.
Consolidating two lagoon plants into one at Colesburg, Iowa
Combining two lagoon-based wastewater treatment facilities and upgrading long-term ammonia compliance.
Lagoon aeration, including unique float-sink aeration, reduces land area for Martensville, Saskatchewan
Range of lagoon aeration options, include floating and Nexom-exclusive float-sink laterals, needed to reduce land area required for updated treatment facility.
Intensifying small lagoon treatment with SAGR and aeration at Harrah, Washington
Cold water lagoons upgraded for tighter ammonia limits within the lagoons’ existing footprint.
Treating ammonia, phosphorus at remote, northern Misipawistik Cree Nation, Manitoba
Remote, northern lagoon upgraded for year-round ammonia and phosphorus compliance.
Year-round non-toxicity with lagoon aeration, SAGR at Doaktown, New Brunswick
An environmentally conscious wastewater facility upgrade uses the optAER lagoon aeration with SAGR to achieve year-round non-toxicity compliance.
Cold weather ammonia compliance with lagoon aeration, SAGR at Long Plain First Nation, Manitoba
Ojibway and Dakota community replaces its SBR with an aerated lagoon and SAGR for cold weather wastewater treatment.
Recycling lagoon effluent for alkalinity preservation, TN treatment at Sundridge, Ontario
Wastewater facility upgraded for ammonia, phosphorus and total nitrogen removal without abandoning existing lagoons.
SAGR®
Cold Water Post-Lagoon Nitrification
12+ years of SAGR performance a Shellbrook, Saskatchewan
Shellbrook’s objective was to treat its wastewater to the standards set by the CCME (Canadian Council of Ministers of the Environment), which Saskatchewan Environment was in the process of adopting.
Cold water lagoon-based ammonia, phosphorus, and nitrogen removal at Pilot Butte, Saskatchewan
Back in 2014, Pilot Butte’s population had just climbed past 2,500, and with several developments in progress, the Saskatchewan municipality needed to upgrade their two-cell facultative lagoon system to allow for more treatment capacity.
Ammonia removal within existing lagoon footprint at Park View, Iowa
Sanitary district upgrades lagoons for full cold weather ammonia nitrification within existing footprint.
Expanding lagoon capacity using aeration, SAGR, MBBR within footprint at Absarokee, Montana
Fully utilizing a combination of Nexom’s expert technologies for BOD reduction and cold-water nitrification
Upgraded lagoons cited by U.S. EPA for ammonia removal at Kingsley, Iowa
Lagoon system upgrade with SAGR® technology for ammonia removal, BOD, TSS polishing, and disinfection to meet stringent discharge limits.
Consolidating two lagoon plants into one at Colesburg, Iowa
Combining two lagoon-based wastewater treatment facilities and upgrading long-term ammonia compliance.
Removing glycol contamination with SAGR in YYC airport stormwater at Calgary, Alberta
Treatment for glycol-contaminated stormwater to reduce environmental impact of discharge.
Treating industrial lagoon ammonia at Food Processing Plant, Wisconsin
Industrial wastewater treatment overcomes ultra-low influent phosphorus to comply with reduced ammonia limits.
Intensifying small lagoon treatment with SAGR and aeration at Harrah, Washington
Cold water lagoons upgraded for tighter ammonia limits within the lagoons’ existing footprint.
Treating ammonia, phosphorus at remote, northern Misipawistik Cree Nation, Manitoba
Remote, northern lagoon upgraded for year-round ammonia and phosphorus compliance.
IDEAL®
Intermittently Decanted Extended Aeration Lagoon
Year-round lagoon discharge enabled by IDEAL at Grantsville, Utah
IDEAL extended aeration system and batch reactor process doubles treatment capacity for lagoons just south of Great Salt Lake.
Filtration Case Studies
Blue PRO®
Reactive Filtration for Ultra-Low Phosphorus & Metals
Meeting ultra-low phosphorus TMDL at Bloomer, Wisconsin
Like many municipalities across North America facing environmental concerns over phosphorus—Bloomer was given a new Total Phosphorus (TP) limit that its existing wastewater treatment was unable to achieve.
Filtering both phosphorus and nitrogen at a Military Base, MD
Denitrification added to sand filter-based phosphorus removal for dual nutrient removal.
Achieving ultra-low phosphorus and metals with Blue PRO at Burrillville, Rhode Island
Northeastern municipal wastewater treatment plant upgraded with Blue PRO reactive filtration for ultra-low phosphorus and metals removal.
Meeting North America’s lowest phosphorus permit with Blue PRO at Citronelle, Alabama
Wastewater treatment plant upgrade doesn’t just beat an ultra-low Phosphorus limit, it beats North America’s lowest municipal Phosphorus limit.
Removing phosphorus, maximizing affordability with Blue PRO at Marlborough, Massachusetts
New England wastewater treatment plant upgrade designed for Phosphorus removal and affordability.
Blue Nite®
Sand Filter-Based Biological Denitrification
Filtering both phosphorus and nitrogen at a Military Base, MD
Denitrification added to sand filter-based phosphorus removal for dual nutrient removal.
MITAWT™
Cloth Disk Filter (and legacy Nexom Disk Filters)
Vertical-shaft pile cloth filter at Pala Casino, California
Given the casino’s need to meet CA Title 22 reuse quality standards, the MITA® Pile Cloth Disk Filter was identified as a great solution because it can cost-effectively achieve lower TSS and turbidity than most other options on the market.