Since 1993

30+ Years ofEnvironmental Containment

Explore our complete project history — 500+ installations across 25+ states. Filter by industry, state, or decade to find projects like yours.

119

Projects Shown

0–2026

Year Range

States

Industries

Industry

State

View

2020s

Dairy2026

Aemetis Borba Dairy — Skidded O2 System

Packaged skidded O2 injection system for a single dairy digester, featuring an integrated compressor, dryer, filters, and AirSep oxygen generator on one skid.

Oliveira Dairy — O2 Addition with Mixer Controls

O2 injection system added as a change order to an existing liner and cover installation project, including O2 skid, mixer control panels, and precision flow measurement.

CO#2 to Job 23788

Project

O2 Skid + Mixer Panels

Components

Dairy2026

Blue Sky Dairy — O2/Air Injection System

O2/air injection system added as a change order to a covered lagoon liner and cover project, with budget comparison analysis between O2 and air injection approaches.

Municipal Wastewater2025

Hardwick VT Municipal — Hardwick, VT

Municipal wastewater lagoon rehabilitation and liner replacement for the Town of Hardwick, upgrading aging infrastructure to meet current Vermont DEC discharge permit requirements.

Lagoons Rehabilitated

40mil HDPE

Liner Type

Beverage / Brewery2025

Abita Brewing — Abita Springs, LA

EFI installed a new floating cover at this well-known Louisiana craft brewery's wastewater treatment lagoon. Recent 2025 project.

Floating Cover System

Three Mile Canyon — Oregon

EFI performed a cover replacement at Three Mile Canyon, one of the largest dairy operations in Oregon. Recent 2025 project.

Floating Cover System

Gerben Leyendekker Dairy — California

EFI installed a gas collection system at this California dairy operation as part of ongoing biogas capture work. Recent 2025 project with site photos available.

Biogas Collection System

Hollandis Dairy — California

EFI installed gas collection systems at this California dairy as part of biogas capture operations. Recent 2025 project with site photos available.

Biogas Collection System

Double J Dairy — California

EFI installed gas collection systems at this California dairy operation. Recent 2025 project with site photos available.

Biogas Collection System

Jacobus DeGroote Dairy — California

EFI installed gas collection systems at this California dairy. Recent 2025 project with site photos available.

Biogas Collection System

Cloverdale Dairy — California

EFI installed sludge lines at this California dairy as part of ongoing digester maintenance. Recent 2025 project with site photos available.

Sludge Management System

Rob Van Grouw Dairy — California

EFI installed gas collection systems at this California dairy as part of biogas capture work. Recent 2025 project with site photos available.

Biogas Collection System

System Type

Operational

Status

Industrial / Pulp & Paper2025

Greif Pulp & Paper

EFI performed cover repairs at this pulp and paper facility. Recent 2025 project.

Floating Cover System

System Type

Operational

Status

Slaughterhouse / Food Processing2025

JBS Grand Island — O2 Injection for Slaughterhouse Biogas

Dual O2 injection system for covered lagoon digesters at one of the largest beef processing facilities in the US, enabling RNG-quality biogas production.

6,500 ppm

Design H2S Max

<2,000 ppm

Guaranteed Post-Treatment

Food Processing2024

JBS — Worthington, MN

HDPE cover and enclosed flare system for methane destruction at one of JBS's largest pork processing facilities.

31,000+ tpy

CO2e Destroyed

99.5%

Destruction Efficiency

Poultry / Agriculture2024

Wayne-Sanderson Farms — Southeast US

Multi-site biogas capture and methane destruction program across Wayne-Sanderson poultry operations.

Farmergy Swine — Clinton, NC

Swine lagoon cover and biogas collection system for Duplin County hog farms, generating carbon credits through verified methane destruction.

Food Processing / Meat Packing2024

JBS Grand Island — Grand Island, NE

EFI installed new liner and cover systems at this major JBS meat packing facility. Recent project (2024) with additional O2 injection work completed in 2023.

Floating Cover System

System Type

Zero

Leakage

Food Processing / Meat Packing2024

Sustainable Beef

EFI provided geosynthetic solutions for this sustainable beef processing operation. Recent project from 2024.

Geomembrane Liner System

Nestle Foods Gaffney — Gaffney, SC

EFI provided geosynthetic solutions for Nestle's food processing facility in Gaffney, South Carolina. Recent 2024 project.

Geomembrane Liner System

Pilgrim's Mt. Pleasant — Mt. Pleasant, TX

EFI performed wastewater expansion and ongoing repair work at this Pilgrim's Pride poultry processing facility. Multiple job phases across 2023-2025.

Floating Cover System

Prestage Farms

EFI provided geosynthetic solutions for this major poultry and swine producer. Recent project from 2024.

Wayne-Sanderson Hazlehurst — Hazlehurst, GA

EFI provided geosynthetic solutions for Wayne-Sanderson's poultry processing facility in Hazlehurst, Georgia. Recent 2024 project.

Institutional / University2024

West Virginia University — Morgantown, WV

EFI fabricated custom panels for West Virginia University. A unique institutional project demonstrating EFI's custom fabrication capabilities.

Military / Government2024

BGAD Igloos (Blue Grass Army Depot) — Richmond, KY

EFI supplied and fabricated geosynthetic panels for igloo structures across multiple phases (V through VIII) at the Blue Grass Army Depot. Ongoing multi-year project spanning 2023-2024.

94+ igloos across 4 phases

Scope

Poultry / Food Processing2023

Perdue Farms — Lewiston, NC

Comprehensive biogas capture system for one of the largest poultry processing operations in the Southeast.

Smithfield Foods — Tar Heel, NC

Covered lagoon digester and biogas destruction system for one of the world's largest pork processing facilities, eliminating methane emissions from high-volume swine processing wastewater.

55,000+ tpy

CO2e Destroyed

99.5%

Destruction Efficiency

Dairy2023

CalBio Dairy Cluster — Hanford, CA

Multi-farm covered lagoon digester cluster serving 5 dairies in Kings County, with centralized biogas collection and pipeline injection for RNG production.

Dairies Served

42,000+ tpy

CO2e Captured

Pet Food Processing2023

SC Pet — H2S Characterization & O2 Injection

Comprehensive H2S characterization study followed by O2 injection system installation at a pet food processing wastewater facility, demonstrating 78-83% H2S reduction.

Food Processing / Agriculture2022

SunMaid Growers — Kingsburg, CA

Anaerobic digester system for one of America's most iconic food brands, capturing biogas from raisin processing wastewater.

Ameresco Dairy Digester — Tulare, CA

LCFS-pathway covered lagoon digester for dairy methane capture at a 4,500-head operation, generating California Low Carbon Fuel Standard credits through verified methane destruction.

Sysadvance Biogas — Stephenville, TX

Dairy digester with biogas upgrading infrastructure for RNG production at a 6,000-head dairy in Erath County, Texas — the state's top dairy-producing region.

Food Processing / Meat Packing2022

Tyson Dakota City — Dakota City, NE

EFI provided geosynthetic cover solutions for Tyson's meat packing facility in Dakota City, Nebraska.

Floating Cover System

System Type

Operational

Status

Civil / Government2021

Port of Charleston / USACE — Daniel Island, SC

Geotextile stabilization and erosion control for critical port infrastructure in partnership with USACE.

Pet Food Manufacturing2021

Nestle Purina — Hartwell, GA

Wastewater containment and treatment lagoon liner system for Nestle Purina's pet food manufacturing facility, engineered for high-BOD rendering wastewater.

CalBio Phase 1 — 16-Site Dairy O2 Injection Cluster

O2 injection systems deployed across 16 dairy digester sites in California's San Joaquin Valley, supporting the largest dairy RNG cluster in the US.

Number of Sites

4.16-8.33 SCFM

System Size Range

Poultry Processing2020

Tyson Foods — Broken Bow, OK

Poultry processing wastewater lagoon liner and floating cover system for Tyson's southeastern Oklahoma facility, combining containment with odor control.

Emerald Dairy — Emerald, WI

Wisconsin dairy covered lagoon digester with biogas flare for a 3,200-head operation, designed for extreme cold climate conditions with heavy snow load engineering.

2010s

Aerospace / Government2019

Kennedy Space Center — Cape Canaveral, FL

Custom HDPE liner system for the launch complex deluge water basin at NASA's Kennedy Space Center.

Republic Services Landfill — Boise, ID

Double-lined landfill containment system with leachate collection for Republic Services' Ada County municipal solid waste facility, one of the largest landfill liner projects in the Mountain West.

Utility / Municipal2019

Santee Cooper Utility — Moncks Corner, SC

Municipal ash pond liner and stormwater containment system for Santee Cooper's Cross Generating Station, meeting EPA CCR Rule requirements for coal ash management.

80mil HDPE

Liner Type

Double composite + GCL

Configuration

Pulp & Paper2018

Rayonier Advanced Materials Expansion — Fernandina Beach, FL

Expansion of the pulp mill wastewater containment system at Rayonier's Fernandina Beach facility, adding a new lined lagoon cell and rehabilitating existing containment infrastructure.

Teys Australia — Beenleigh, Queensland

Third EFI project for Teys Australia, installing a Covered Anaerobic Lagoon and BNR basin treating 550ML of effluent per year with biogas captured for boiler hot water.

Dairy / Agriculture2014

Pacific Rim Dairy — Tipton, CA

Innovative two-stage digestion system utilizing three existing lagoons for dairy manure-to-energy conversion.

Food Processing / Meat Packing2014

Teys Australia Lakes Creek — Beenleigh, Queensland, Australia

EFI's third project for Teys Australia, installing a Covered Anaerobic Lagoon (CAL) and Biological Nutrient Removal basin at their Lakes Creek plant. The system treats 550ML of effluent annually, with captured biogas used in boilers to reduce natural gas consumption.

CAL: 111m x 82m, BNR: 96m x 68m

Lagoon Dimensions

1.5mm & 2.5mm HDPE (Solmax)

Material

Dairy2014

Pacific Rim Dairy — Tipton, CA

EFI installed a three-lagoon, two-stage digestion system for Greg te Velde's dairy near Corcoran, CA. The innovative design repurposed three existing ponds with baffle and mixing systems, HDPE cover systems, and air injection for biogas cleaning -- developed with Maas Energy Works.

3x lagoons at approx. 98ft x 660ft each

Old River

EFI installed an inflated digester cover system at this dairy operation. Case study documented in the 2014 Case Studies archive with photos of the inflated cover.

Covered Lagoon Anaerobic Digester

System Type

Operational

Status

Dairy / Agriculture2013

VanWarmerdam Dairy — Galt, CA

Dairy manure-to-energy digester system converting cow waste to electricity for the Sacramento Municipal Utility District grid.

Dairy / Agriculture2013

Old River Dairy — Bakersfield, CA

Large-scale dual covered lagoon anaerobic digester system producing 13,000 MWh/year of renewable energy from an 8,400-cow dairy operation.

VanWarmerdam Dairy — Galt, CA

EFI installed a complete digester system at this 1,200-cow dairy under SMUD's Dairy Digester Incentives Program. The system includes baffle and mixing for increased biogas production, HDPE cover with two days of biogas storage, and air injection for gas conditioning -- generating 650KW.

Diageo USVI Rum Distillery — St. Croix, USVI

Three floating covers on 4-million-gallon bioreactor tanks plus HDPE biofilter liner for one of the Caribbean's largest rum distilleries, engineered for hurricane conditions.

Beverage / Distillery2011

Diageo USVI Rum Distillery — St. Croix, U.S. Virgin Islands

EFI installed floating covers on three 4-million-gallon tank bioreactors at a Caribbean rum distillery for Biothane/Veolia Water. The hurricane-rated design captured biogas from 12 million gallons of distillery byproduct, plus an HDPE biofilter liner.

3x bioreactors at 136ft diameter each, Biofilter: 150ft x 50ft

Lagoon Dimensions

12 million gallons total (3x 4M gallon tanks)

Capacity

Pulp & Paper2010

Rayonier Advanced Materials — Florida

Pulp mill wastewater containment system for Rayonier's specialty cellulose operation, one of the world's leading producers of high-purity cellulose for pharmaceutical and industrial applications.

Specialty cellulose mill

2000s

Grupo Olmeca Palm Oil Mill — Guatemala

Palm oil mill waste-to-energy biogas system generating 2MW continuous power and 37,370 CER carbon credits annually from 720 tons of fruit processing per day.

Dairy / Agriculture2009

Creek Acres Farm — Amsterdam, NY

Ambient temperature lagoon cover digester system with methane flare, reducing GHG emissions and generating VER credits for a 400-cow dairy.

Creek Acres Farm — Amsterdam, NY

EFI designed, fabricated, and installed two ambient temperature lagoon cover digester systems for this 400-cow dairy farm. The NRCS EQIP-funded project eliminated GHG emissions and lagoon odors while generating VER credits as a new revenue stream.

56,000 sq ft (two lagoons)

Cover Size

Lagoon 1: 140ft x 200ft, Lagoon 2: 140ft x 200ft

Lagoon Dimensions

Palm Oil / Agriculture2009

Grupo Olmeca / Grupo Hame — Tecun Uman, Guatemala

EFI installed dual anaerobic digester covers at a palm oil mill processing 720 tons of fruit per day. The system produces 24,000 cubic meters of biogas daily, generating 2MW of continuous electrical output -- making the entire plantation 100% energy self-sufficient and earning an estimated 37,370 CERs annually.

24,000 cubic meters/day

Biogas Production

2MW continuous

Power Output

Palm Oil Mill Waste-to-Energy Biodigesters2009

Grupo Olmeca Palm Oil Waste-to-Energy

A landmark waste-to-energy project that made a major palm oil plantation 100% energy self-sufficient, generating 2 MW of continuous power from biogas while earning 37,370 certified carbon credits annually.

Hardwick VT Community Digester — Hardwick, VT

Community-scale dairy digester serving multiple farms in Vermont's Northeast Kingdom, demonstrating the viability of shared anaerobic digestion infrastructure for small dairy operations.

Dairy / Agriculture2008

Fessenden Dairy — King Ferry, NY

Two-stage ambient temperature lagoon cover digester system with methane flare and emission reduction credit monitoring for a multi-generation dairy.

650 milk cows + 550 heifers

Fessenden Dairy — King Ferry, NY

Multi-generational dairy with 650 milking cows and 550 heifers received a two-stage ambient temperature lagoon cover digester system. Funded by a $1 million Conservation Innovation Grant through USDA's NRCS, the project reduced odors and records emission reduction credits.

First stage: 80ft x 175ft, Second stage: 175ft x 365ft

Lagoon Dimensions

60 mil Coverflex VFPE

Material

Swine Farm Biodigester with Co-Generation2008

La Joya Swine Farm Biodigester

EFI's Mexican subsidiary EFM designed and installed a complete biodigester system for a 15,000-pig swine farm, capturing methane to generate 240 KW of continuous power and making the operation entirely energy self-sufficient.

Bruce Foods Corporation — Louisiana

Liner and cover system for hot sauce and food processing wastewater treatment, handling high-acidity and high-BOD effluent from one of Louisiana's legacy food manufacturers.

Hot sauce / food processing

Operation

Liner + Cover

System

Dairy Farm Biodigester with Co-Generation2007

El Capricho Dairy Farm Biodigester

A dairy farm biodigester installation that not only generates 120 KW of continuous power but unexpectedly solved chronic animal health problems by eliminating standing wastewater that caused cattle hoof fungus.

Murphy Brown / Smithfield Foods — North Carolina

Lagoon cover and methane capture system for one of the largest hog operations in the United States, addressing regulatory pressure on swine waste management in North Carolina.

Castelanelli Bros. Dairy — California

Dairy digester cover system designed for California's regulatory environment, providing methane capture and wastewater treatment for a mid-size dairy operation.

Agriculture / Residential2006

Alpine Farms — Natural Bridge Station, VA

Textured HDPE lagoon liner for a farm building project pond, featuring modified slope design to conceal liner material.

Wastewater Treatment2006

Town of Arlington — Arlington, TN

Geosynthetic-lined sludge storage lagoon for the new Arlington Wastewater Treatment Plant with textured HDPE liner.

Brown Packing Company — Ohio

Wastewater treatment lagoon liner system for a meat packing operation, providing containment and environmental protection for high-strength processing effluent.

Gallo Farms — Atwater, CA

Biogas capture system for one of California's largest dairy and cheese production operations, treating high-strength wastewater from dairy and cheese processing.

Wastewater Treatment2005

Massanutten Public Service Company — McGaheysville, VA

HDPE lagoon liner system for an overflow pond as part of a wastewater treatment plant upgrade at the Massanutten resort community.

Sierra Cattle Company — Lindsay, CA

6,000-head dairy anaerobic digester generating 500kW continuous power with 212,800 SF of 60mil HDPE, reducing 1,000 metric tons of methane annually.

Tomahawk Power & Pulp — Wisconsin

Industrial pulp mill wastewater containment liner system designed for the chemical complexity and high volumes of pulp and paper manufacturing effluent.

Pulp mill

Operation

Chemical-resistant HDPE

Liner Type

Dairy / Food Processing2004

Gallo Farms / Cottonwood Dairy — Atwater, CA

EFI installed a massive anaerobic digester cover for this 5,500-cow dairy and cheese processing plant that handles 1,000,000 lbs of milk daily. The system generates $2,000/day in savings with a four-year payback, using captured methane for both steam and electricity generation.

Sierra Cattle Company — Lindsay, CA

EFI installed an anaerobic digester cover at this 6,000-head cattle operation owned by Rob Hilarides. The system generates 500kW of continuous power -- enough to run the farm and sell excess to the grid -- while reducing methane emissions by 1,000 metric tons of CH4 per year.

Cavenaugh Hog Farm — Wallace, NC

Innovative permeable cover system with three floating baffles creating anaerobic and multi-stage aerobic treatment cells, using patented 3R Foam technology.

Wastewater Treatment2003

Town of Bowman — Bowman, SC

ThermaFab baffle curtain system installed in three lagoons to improve wastewater retention time and meet discharge limits.

Johnston County Raw Water Reservoir — NC

307,661 SF permeable cover with floating baffle that solved a persistent algae blooming problem, dramatically improving raw water quality for municipal supply.

Staunton Water Treatment Plant — Staunton, VA

Floating cover, liner, and three floating baffles that replaced a failing 9-year-old cover and doubled plant capacity from 6M to 12M gallons per day. NSF approved.

Bowman Sewer Systems — Bowman, SC

EFI's ThermaFab division replaced failing baffles at the Town of Bowman's Wastewater Treatment Plant. The new baffles in three lagoons increased wastewater retention time to meet discharge limits, replacing torn sections and missing flotation logs.

(1) 147ft x 9ft, (1) 94ft x 9ft, (1) 93ft 7in x 9ft

Lagoon Dimensions

8130 XR-5

Material

Wastewater Treatment2002

Village of Laurelville — Laurelville, OH

Permeable floating cover system to control algae growth at the Laurelville wastewater treatment plant basin.

58 ft x 75 ft (4,350 SF)

Cover Area

50 mm OCS Permeable

Cover Type

Wastewater Treatment2001

Town of Pine Mountain — Pine Mountain, GA

HDPE geomembrane liner with geotextile for a pretreatment basin expansion at Pine Mountain's wastewater treatment facility.

Barham Farm — Zebulon, NC

EFI installed an ambient temperature anaerobic digester cover at this 4,000-head swine farrow-to-wean operation under contract with Prestage Farms.

4,000 head swine

Herd Size

Landfill2000

40 West Landfill Cell 1 — Hagerstown, MD

New landfill construction for Washington County featuring over 2.2 million SF of double 60mil HDPE textured liner with GCL and geotextile, completed ahead of schedule.

City of Orangeburg — Orangeburg, SC

ThermaFab clearwell baffle system to increase chlorine contact time and meet water treatment requirements in a space-constrained facility.

Baffles Installed

150' x 17' each

Baffle Size

Landfill / Government2000

Crisp County Landfill — Crisp County, GA

Landfill cell expansion with HDPE liner and leachate collection system, enabling continuous operation without disrupting existing refuse intake.

Municipal / Water Treatment2000

Orangeburg Water Treatment Plant — Orangeburg, SC

EFI's ThermaFab division installed five clearwell baffles at the City of Orangeburg's Water Treatment Plant to meet increased demand and chlorine contact time requirements. The baffles significantly increased treated water volume in the smaller tank design.

(5) 150ft x 17ft baffles

Lagoon Dimensions

8130 XR-5 PW (Seaman Corporation)

Material

1990s

Environmental Remediation1999

US EPA Superfund Site — Sergeant Bluff, IA

Floating covers and landfill capping for a former tannery Superfund site contaminated with heavy metals, as part of a comprehensive EPA remediation plan.

Chemical / Industrial1999

Westvaco Chemical — North Charleston, SC

Secondary containment liner retrofit for above-ground chemical storage tanks, stopping groundwater leakage from deteriorated concrete.

Food Processing / Poultry1997

BilMar Foods — Zeeland, MI

Covered equalization cells with floating HDPE covers for a turkey processing plant's wastewater treatment improvements.

Animal By-Products / Food Processing1997

Central Bi-Products — Long Prairie, MN

Covered anaerobic treatment cell for an animal by-product processing plant, eliminating odor complaints and achieving discharge compliance.

RDO Foods — Grand Forks, ND

Covered anaerobic treatment cell with HDPE liner and insulated cover for a potato processing plant, eliminating odor complaints and providing methane fuel for boilers.

Agriculture / Swine1996

Barham Farms — Johnston County, NC

In-ground anaerobic digester with covered lagoon system for a 4,000-head hog farm, producing biogas for electric power generation and reducing odor.

Food Processing / Meat Packing0

Brown Packing — South Carolina

EFI provided geosynthetic solutions for this meat packing facility's wastewater management needs. Project details are documented in formal case study files.

Floating Cover System

40 West Landfill

EFI provided geosynthetic liner and cover solutions for this landfill project. Formal case study documentation exists in the Old EFI Case Histories archive.

Geomembrane Liner System

Alpine

EFI project documented in the Old EFI Case Histories archive. Details pending extraction from PDF source.

Crisp County Landfill — Crisp County, GA

EFI provided geosynthetic liner solutions for this county landfill in Georgia. Case study documentation available in Old EFI archives.

Geomembrane Liner System

Arlington

EFI project documented in the Old EFI Case Histories archive with job number 5817. Details pending extraction from PDF source.

BilMar Foods

EFI provided geosynthetic solutions for this food processing facility. Formal case study with photos available in both Old EFI and 2014 case study archives.

Floating Cover System

System Type

Operational

Status

Municipal / Landfill0

Johnston County — Johnston County, NC

EFI project in Johnston County, North Carolina. Formal case study documentation exists in the Old EFI Case Histories archive.

Landfill Liner System

Bruce Foods

EFI project for this food processing company. Case study available in both English and Spanish in the EFM Case Histories archive.

Castelanelli Bros.

EFI installed a digester system at this farm. An evaluation of the digester performance is also documented in the Old EFI archives.

Anaerobic Digester System

System Type

Operational

Status

Industrial / Tanning0

Mid-America Tanning

EFI provided geosynthetic solutions for this tanning facility's wastewater treatment needs. Case study documentation available in Old EFI archives.

Geomembrane Liner System

Cavenaugh Farms

EFI project at an agricultural operation. Formal case study documentation exists in the Old EFI Case Histories archive.

Central Bi-Products

EFI project for this industrial operation. Formal case study documentation exists in the Old EFI Case Histories archive.

Industrial / Pulp & Paper0

Rayonier

EFI provided wastewater treatment improvements for this pulp and paper company. Case study documentation available in Old EFI archives.

Geomembrane Liner System

System Type

Zero

Leakage

Food Processing / Meat Packing0

Excel Ft. Morgan — Fort Morgan, CO

EFI provided geosynthetic solutions for this meat processing facility. Case study available in both EFM and Old EFI Case Histories archives.

Hardwick — Hardwick, VT

EFI project in Hardwick, Vermont. Formal case study documentation exists in the Old EFI Case Histories archive.

Sun-Maid Growers — Fresno County, CA

EFI provided geosynthetic liner and cover solutions for Sun-Maid's wastewater treatment lagoons at their raisin processing facility in California's Central Valley. Job number 6519.

Floating Cover System

Laurelville Cover

EFI floating cover installation project. Formal case study documentation exists in the Old EFI Case Histories archive.

Floating Cover System

Massanutten — Massanutten, VA

EFI project at Massanutten, Virginia (job number 3666). Formal case study documentation exists in the Old EFI Case Histories archive.

Industrial / Chemical0

Westvaco Chemical Division

EFI provided geosynthetic solutions for Westvaco's chemical division. Case study documentation available in Old EFI archives.

Geomembrane Liner System

Murphy Brown

EFI project for Murphy Brown, one of the largest swine production companies in the United States. Case study documentation available in Old EFI archives.

Floating Cover System

Town of Pine Mountain — Pine Mountain, GA

EFI provided geosynthetic solutions for this Georgia municipality's wastewater treatment needs. Case study documentation available in Old EFI archives.