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
Duckett Creek, MO: FlexAir & SiteWorks
Quarter-century relationship with St. Louis metro area treatment facility sees EDI deliver on the “Aeration for Life” promise.
Leprino Foods Dairy Processing, CO: SiteWorks
SiteWorks fulfilling EDI’s “Aeration for life” commitment over more than a decade with major American mozzarella producer.
Robert W. Hite Treatment Facility, Denver, CO: SiteWorks
At one of North America’s largest treatment facilities, SiteWorks gives a 31-year old aeration system new life.
Northwest Municipal WWTP, Springfield, MO: FlexAir Pro & SiteWorks
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
Wabaseemoong Independent Nations
Wabaseemoong Independent First Nations are a group of three communities located near the Ontario–Manitoba border about 120 kilometers north…
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.
Absarokee, MT
Fully utilizing a combination of Nexom’s expert technologies for BOD reduction and cold-water nitrification
Palmyra, WI
Retrofitting the existing lagoon for maintaining simple and reliable treatment to new specific limits.
Seneca Landfill, PA
Helping a longstanding landfill’s WWTP meet new ammonia effluent limits with BioPorts™ technology.
Leeds, AL: BioPorts MBBR
Municipal wastewater plant intensifies treatment, adding nitrification capacity without adding footprint.
optAER®
Fine-Bubble Aeration and Lagoon Upgrades
Park View, Iowa
Sanitary district upgrades lagoons for full cold weather ammonia nitrification within existing footprint.
Absarokee, MT
Fully utilizing a combination of Nexom’s expert technologies for BOD reduction and cold-water nitrification
Kingsley, IOWA: optAER & SAGR
optAER® SAGR®Project Background & Challenges Kingsley, population of 1,411 residents in 2020, is located 193 miles northwest of Iowa’s capital...
Colesburg, IA: optAER & SAGR
Combining two lagoon-based wastewater treatment facilities and upgrading long-term ammonia compliance.
Martensville, SK: optAER
Range of lagoon aeration options, include floating and Nexom-exclusive float-sink laterals, needed to reduce land area required for updated treatment facility.
Harrah, WA: optAER & SAGR
Cold water lagoons upgraded for tighter ammonia limits within the lagoons’ existing footprint.
Misipawistik Cree Nation, MB: optAER & SAGR
Remote, northern lagoon upgraded for year-round ammonia and phosphorus compliance.
Doaktown, NB: optAER & SAGR
An environmentally conscious wastewater facility upgrade uses the optAER lagoon aeration with SAGR to achieve year-round non-toxicity compliance.
Long Plain First Nation, MB: optAER & SAGR
Ojibway and Dakota community replaces its SBR with an aerated lagoon and SAGR for cold weather wastewater treatment.
Sundridge, ON: optAER, SAGR, Pile Cloth Filter, and SAGR Recycle
Wastewater facility upgraded for ammonia, phosphorus and total nitrogen removal without abandoning existing lagoons.
SAGR®
Cold Water Post-Lagoon Nitrification
Shellbrook, SK
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.
Pilot Butte, SK
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.
Park View, Iowa
Sanitary district upgrades lagoons for full cold weather ammonia nitrification within existing footprint.
Absarokee, MT
Fully utilizing a combination of Nexom’s expert technologies for BOD reduction and cold-water nitrification
Kingsley, IOWA: optAER & SAGR
optAER® SAGR®Project Background & Challenges Kingsley, population of 1,411 residents in 2020, is located 193 miles northwest of Iowa’s capital...
Colesburg, IA: optAER & SAGR
Combining two lagoon-based wastewater treatment facilities and upgrading long-term ammonia compliance.
Calgary International Airport, AB: optAER & SAGR Deicing Fluid Treatment
Treatment for glycol-contaminated stormwater to reduce environmental impact of discharge.
Food Processing Plant, WI: SAGR
Industrial wastewater treatment overcomes ultra-low influent phosphorus to comply with reduced ammonia limits.
Harrah, WA: optAER & SAGR
Cold water lagoons upgraded for tighter ammonia limits within the lagoons’ existing footprint.
Misipawistik Cree Nation, MB: optAER & SAGR
Remote, northern lagoon upgraded for year-round ammonia and phosphorus compliance.
IDEAL®
Intermittently Decanted Extended Aeration Lagoon
Grantsville, UT: IDEAL
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
Bloomer, WI
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.
Military Base, MD: Blue Nite & Blue PRO
Denitrification added to sand filter-based phosphorus removal for dual nutrient removal.
Burrillville, RI: Blue PRO
Northeastern municipal wastewater treatment plant upgraded with Blue PRO reactive filtration for ultra-low phosphorus and metals removal.
Citronelle, AL: Blue PRO
Wastewater treatment plant upgrade doesn’t just beat an ultra-low Phosphorus limit, it beats North America’s lowest municipal Phosphorus limit.
Marlborough, MA: Blue PRO
New England wastewater treatment plant upgrade designed for Phosphorus removal and affordability.
Blue Nite®
Sand Filter-Based Biological Denitrification
Military Base, MD: Blue Nite & Blue PRO
Denitrification added to sand filter-based phosphorus removal for dual nutrient removal.
MITAWT™
Cloth Disk Filter (and legacy Nexom Disk Filters)
Pala Casino, CA
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.