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VIYA Environmental is the technical partner of choice for organizations tackling the world’s most complex subsurface challenges. By combining a technology-agnostic mindset with field-proven approaches, we provide environmental consultants, industrial leaders, government agencies and environmental researchers with the adaptive strategies required to resolve persistent contamination where conventional methods fail.

Remediation Approach: AOPs

ChemicalFenton's Reagent
PAHs

Former Creosote Facility

AOPs for DRO and PCP Contaminated Soil

656 tons of DRO/PCP soil treated with tailored Fenton’s and persulfate chemistries, qualifying for Minnesota Subtitle D landfill disposal.
Oil & Gas icon
  • Oil & Gas
  • Minnesota,
  • USA
ChemicalSodium Persulfate
Petroleum Hydrocarbons

Former Oil Refinery

Free Product Removal for LNAPL

86,430 gallons of activated sodium persulfate achieved 83% LNAPL reduction across injection wells at a former Indiana oil refinery.
Oil & Gas icon
  • Oil & Gas
  • Indiana,
  • USA
ChemicalBAM™
Petroleum Hydrocarbons

Active Railroad Yard

Free Product Removal for LNAPL

LNAPL reduced from 2.13 ft to 0 ft within 72 hours at an active Illinois railroad yard using chemical oxidation and vacuum extraction.
Transportation icon
  • Transportation
  • Illinois,
  • USA
ChemicalBAM™
Petroleum Hydrocarbons

Active Gas Station

Free Product Removal for DNAPL

Active Michigan gas station achieved LNAPL elimination and 78% BTEX reduction using in-situ chemical oxidation while maintaining operations.
Oil & Gas icon
  • Oil & Gas
  • Michigan,
  • USA
ChemicalBAM™
Chlorinated Solvents

Former Industrial Plant

AOPs for Contaminated Unsaturated Soils

9,120 cy of clay-bound TCE soil treated to avg. TCLP 0.009 mg/L using Fenton’s + BAM, enabling commercial redevelopment in Minnesota.
Industrial / Manufacturing icon
  • Industrial / Manufacturing
  • Minnesota,
  • USA
ChemicalBAM™
Chlorinated Solvents

Former Dry Cleaners- Illinois

AOPs for Contaminated Unsaturated Soils

BAM + chemical oxidation treated 720 cy of PCE-contaminated Illinois soil to below TCLP detection limits, enabling local landfill disposal.
Drycleaner / Laundromat icon
  • Drycleaner / Laundromat
  • Illinois,
  • USA
ChemicalBAM™
Petroleum Hydrocarbons

Former Gas Station

AOPs for BETEX in Groundwater

Catalyzed sodium persulfate ISCO achieved 85% BTEX reduction at a Nebraska gas station; residual PermeOx supports ongoing bioremediation.
Oil & Gas icon
  • Oil & Gas
  • Nebraska,
  • USA
ChemicalCalcium Polysulfide
Metals

Former Manufacturing Facility

AOPs for Industrial Site Remediation

Pilot-validated calcium polysulfide ISCO treated 12,000 ft² of petroleum-contaminated soil and groundwater at a Michigan manufacturing site.
Industrial / Manufacturing icon
  • Industrial / Manufacturing
  • Michigan,
  • USA
ChemicalAOTECH™
Other Industrial Chemicals

Anaerobic Digester Effluent – Industrial

AOPs for Sulfide Control

AOTech replaced ferric chloride treatment, achieving 97% sulfide reduction and 27% TSS decrease at an industrial anaerobic digester.
Wastewater Treatment icon
  • Wastewater Treatment
  • Midwest,
  • USA
ChemicalAOTECH™
Other Industrial Chemicals

Oil Water Separator at Chemical Facility’s Emulsified Waste Stream

AOPs for Odor Control

AOTech eliminated H₂S and reduced mercaptans >90% in a chemical facility’s emulsified waste stream, resolving odor complaints.
Chemicals icon
  • Chemicals
  • Midwest,
  • USA
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Remediation Solutions

Remediation Technologies

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Explore real-world remediation projects where VIYA’s technology-agnostic approach, field expertise, and integrated treatment strategies have been applied to complex site conditions. Browse case studies by contaminant, technology, industry, and project type to see how tailored solutions translate into measurable results.

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