Skip to the main content of the page
Department of Environmental Quality
Programs and Projects
Oregon Revised Statutes
Compliance and Enforcement
Data and Reports
Reports to the Legislature
Internal Management Directives
Geographic Information Systems
Land Use Compatibility Statement
Your DEQ Online Project
Subscribe to News and Info
File a Pollution Complaint
Attend a Meeting
View Public Notices
Environmental Quality Commission
Request Public Records
Using Visibility to Estimate Health Effects
Temporary Rule Suspensions for Wildfire Cleanup
AmeriTies West - The Dalles
Ashland Railroad Yard Cleanup
Columbia Pacific Bio-Refinery
Coyote Island Terminal Coal Export Project
Former Johnson Creek Landfill Methane Investigation
Gasoline Terminals in Northwest Portland
Hollingsworth & Vose Fiber Company Permits
Hollingsworth & Vose, Formerly Evanite, Cleanup
Jordan Cove Energy Project: Current Actions
Jordan Cove: Permits and Projects
Liquefied Natural Gas Projects in Oregon
Portland North Harbor Air Quality
Portland Scrap Yard Fire – NW Metals
Precision Castparts Corp.
Umatilla Chemical Depot
USPS Processing & Distribution Center
Westside Rock Hayden Quarry
Willamette Cove Uplands
Agency Main Content
Action on Climate Change
Oregon is famous for its efforts to protect the environment and for not doing business as usual. Today, the Department of Environmental Quality is meeting the challenge of climate change head-on. Science shows that, working together, we can make a difference.
Air Contaminant Discharge Permits
Air Contaminant Discharge Permits are primarily used to regulate minor sources of air contaminant emissions, but are also required for any new major source or major modification at a major source.
Air Quality Home
Air Quality Monitoring
Air Quality Monitoring program is responsible for providing accurate scientific data concerning the State of Oregon’s air quality to ensure that the state meets the National Ambient Air Quality Standards as required by the Federal Clean Air Act.
Air Quality Permits and Technical Assistance
Air Quality Today
The Oregon Air Toxics program works with communities and local governments to create and implement plans to further reduce air toxics.
Air Toxics Emissions Inventory
Part of the Cleaner Air Oregon Regulatory overhaul, this website was created to assist facilities permitted by DEQ and Lane Regional Air Protection Agency identify emissions information to provide for this request.
Forms and guidance for working with asbestos.
Ballast Water Management
The goal of the DEQ's Ballast Water Management Program is to prevent the introduction of aquatic invasive species to state waters from commercial ocean-going ships.
The Department of Environmental Quality implements a statewide program that encourages the beneficial use of biosolids in a manner to protect public health and maintain or improve environmental quality.
A generally accepted definition of a brownfield is "a real property where expansion or redevelopment is complicated by actual or perceived environmental contamination."
DEQ regulates many types of burning in Oregon including commercial, construction, demolition, domestic, and industrial. Other types of burning, such as forestry and agricultural field burning, are regulated by other state agencies or local governments.
Clean Water State Revolving Fund
The Clean Water State Revolving Fund loan program provides low-cost loans for the planning, design and construction of various water pollution control activities. Any public agency in Oregon is eligible for a CWSRF loan. Eligible public agencies include tribal nations, cities, counties, sanitary districts, soil and water conservation districts, irrigation districts and various special districts and certain intergovernmental entities.
Cleaner Air Oregon
Compliance and Enforcement
Composting contributes to Oregon’s waste recovery goals through the efforts of commercial and agricultural composting operations and citizens who compost in their backyards.
Conversion Technology Facilities
Conversion technology facilities use organic wastes such as plastics and tires to produce fuels, chemicals or other useful products.
Solid Waste disposal forms and beneficial use of solid waste determinations.
Drinking Water Protection
Oregon implements drinking water protection through a partnership of DEQ and the Oregon Health Authority. The program provides information about drinking water, helps Oregonians get involved in protecting drinking water quality.
DEQ's Emergency Response Program is designed to carry out legislative direction to work with other agencies and industry to prevent and respond to spills of oil and hazardous materials.
Employee Commute Options
Under the DEQ ECO program, employers with more than 100 employees must provide commute options to employees designed to reduce the number of cars driven to work in Portland and surrounding areas.
Environmental Impacts of Food Waste Management
DEQ commissioned a project to assess the environmental impacts of the four most common food waste processing technologies to help inform the direction that would be best for the state to follow as food waste recovery programs begin to expand across Oregon.
Environmental Quality Commission
Gasoline Vapor Recovery Program
Vapors are emitted during the storage and distribution of gasoline. Gas vapors contain air toxics such as benzene, a known carcinogen, and produce smog. DEQ regulations require that Oregon's service stations, gasoline transporters, bulk tanks and terminals have equipment to capture gas vapors. These regulations protect the health of employees and the public, conserve fuel, prevent spills and contamination, and prevent the malfunction of vapor recovery systems installed on newer vehicles.
DEQ's green building program focuses on reducing environmental impacts over the lifecycle of building materials used in residential homes.
Greenhouse Gas Emissions: Cap and Reduce Program
Options to cap and reduce greenhouse gas emissions from large stationary sources, transportation fuels, and other liquid and gaseous fuels, including natural gas.
Greenhouse Gas Reporting
Each year, many Oregon businesses and industries that create greenhouse gas emissions submit an annual emissions report to DEQ. Learn more about the types of facilities required to report, reporting deadlines and the methodologies used to calculate and report emissions.
Groundwater is vital to the public health, economy, and environment of Oregon. DEQ has the primary authority for groundwater quality protection.
DEQ is authorized by the federal Environmental Protection Agency to regulate hazardous waste in Oregon. Proper hazardous waste management is an integral part of protecting Oregon's land, air, and water systems.
If you’re buying or selling a home with a woodstove or fireplace insert in Oregon, you must ensure it was certified to meet emissions performance standards at the time of manufacture.
Heating Oil Tanks
The HOT Program handles issues related to tanks storing fuel oil to heat buildings for human habitation.
Household Hazardous Waste
According to national estimates, each home contains from three to eight gallons of hazardous materials in kitchens, bathrooms, garages, and basements.
The National Pretreatment Program is a cooperative effort of federal, state, and local regulatory environmental agencies established to protect water quality.
Infectious Waste can be a threat to human health and the environment. Because so many people can come into contact with infectious waste, it is very important that this special type of waste be properly managed.
Leaking Underground Storage Tanks Program
The Leaking Underground Storage Tank Program handles issues related to cleanup of soil and groundwater contamination from spills and releases from regulated underground storage tanks.
DEQ's materials management programs help consumers and industry make more sustainable choices for Oregon's future. They include: recycling, composting, waste prevention, etc.
Materials Management Grants
DEQ's grant program, recently re-started in 2015, offers funding for recycling, waste prevention and other materials management projects.
Nonpoint Source Pollution
The goal of DEQ's Nonpoint Source Program is to prevent and eliminate water pollution from nonpoint sources in all waterbodies in the state. A nonpoint source of pollution is any pollution entering a waterbody that does not come directly from a pipe.
Nuisance Odor Strategy
Office of Greenhouse Gas Programs
The Office of Greenhouse Gas Programs is leading DEQ's effort to reduce Oregon's contribution to global greenhouse gas pollution by developing and implementing policies, strategies and programs that provide important reductions in these emissions.
Onsite Wastewater Management Program (Septic Systems)
Over 30 percent of Oregonians rely on septic systems to treat wastewater from their homes and businesses. DEQ regulates the siting, design, installation and ongoing operation and maintenance of septic systems. Without this oversight, septic systems can fail or malfunction, pollute Oregon’s land and waterways with raw sewage and create public health hazards.
Oregon Basin Map
Oregon Clean Diesel Initiative
The Clean Diesel Initiative was formed to work with fleet owners and operators to offer ways they can take advantage of the benefits of diesel engines, while reducing their impact.
Oregon Clean Fuels Program
The Clean Fuels Program is a critical component of Oregon’s plan to reduce greenhouse gases in the transportation sector such as creating cleaner cars, using cleaner fuels and reducing the amount that Oregonians drive. In addition to reducing greenhouse gases, the program has many co-benefits including reductions in other air pollutants, improvements to public health and increased energy security.
Oregon Clean Vehicle Rebate Program
The Oregon Clean Vehicle Rebate Program offers a cash rebate for Oregon drivers who purchase or lease electric vehicles (EV).
Oregon E-Cycles Program
Oregon Low Emission Vehicle Regulations
To help Oregon’s continuing effort to reduce air pollution from vehicles statewide, Oregon has adopted California’s program for Zero Emission Vehicles. The latest zero emission regulations apply to new cars and light-duty trucks and will significantly increase the number of emission-free vehicles delivered to Oregon beginning with the 2018 model year.
In 2009 Oregon enacted a law requiring architectural paint manufacturers to start a program to reduce waste, increase reuse and recycling, and safely dispose of remaining unusable paint and other coatings. Paint product stewardship program complements and expands on the network of local waste collection programs, saving local governments money in transportation and disposal costs.
Pesticide Stewardship Partnerships
Oregon Pesticide Stewardship Partnerships identify potential concerns and improve water quality affected by pesticide use around Oregon.
Producers and consumers share responsibility and cost for materials management.
Prospective Purchaser Agreements
Regional Solutions Team
Section 401 Hydropower Certification
DEQ issues 401 certifications for hydroelectric projects and the Federal Energy Regulatory Commission administers the federal licensing process. The water quality certification typically includes operating conditions designed to ensure project operations will not violate water quality standards.
Section 401 Removal and Fill Certification
The 401 Water Quality Certification program reviews and evaluates the water quality impacts of projects which require a federal permit or license to conduct any activity that may result in a discharge (including dredge and fill material) in waters of the United States under Section 401 of the Clean Water Act.
Small Business Assistance Program
Oregon's Business Assistance Program provides technical assistance on air quality rules and related environmental issues. We help small businesses understand what rules apply to them, what requirements they need to comply with and what permitting requirements apply to their industry sector.
Solid Waste Disposal
Learn about all things related to disposal, including landfills, animal mortality, illegal dumping, infectious waste, waste tires.
Solid Waste Permits
The Tanks Section is a driving force behind restoring, enhancing and maintaining the quality of Oregon's air, water and land by the proper installation of new tank systems; the monitoring, maintenance and upgrade of existing tank systems; and the timely cleanup of petroleum contamination from UST releases.
Third Party Verification Program
Independent third-party verification improves data reliability and provides the necessary assurances that people doing business in Oregon are accurately calculating emissions and correctly meeting DEQ reporting requirements.
Title V Permits
The program clarifies the environmental obligations of a business by organizing in one document all of a business' air pollution control requirements.
Total Maximum Daily Loads
This site contains links to Total Maximum Daily Load and Water Quality Management Plan documents prepared for waterbodies in Oregon designated as water quality limited on the 303(d) list.
Toxic Reduction and Safer Alternatives
We want chemicals, materials, and products that are safe for people and ecosystems throughout their life cycle.
Underground Injection Control
DEQ's Underground Injection Control Program is responsible for regulating the construction, operation, permitting, and closure of injection wells that place fluids underground for storage or disposal.
Underground Storage Tanks
The UST Program handles issues related to tanks storing gasoline, ethanol, diesel, biodiesel and listed hazardous substances.
Used Oil Management
DEQ operates a Vehicle Inspection Program in the Portland and Rogue Valley areas of Oregon. In these areas, an emissions test is required when registering or renewing a vehicle with Oregon DMV.
Waste Prevention and Reuse
Waste Prevention Campaigns
Waste Recovery and Composting
Wastewater Operator Certification
Oregon law requires owners of wastewater systems and drinking water systems (public and private) to have their systems under responsible control and direction of certified operators. Oregon DEQ administers the program for domestic wastewater system operators.
Water Quality Assessment
Every two years, DEQ is required to assess water quality and report to the U.S. Environmental Protection Agency on the condition of Oregon's waters. DEQ prepares an Integrated Report that meets the requirements of the federal Clean Water Act for Sections 305(b) and 303(d).
Water Quality Credit Trading
Water quality trading is an innovative program that allows facilities that discharge wastewater to a stream or river to meet regulatory obligations by purchasing equivalent or larger pollution reductions from another source, or by taking action to protect or restore riparian areas, wetlands, floodplains, and aquatic habitat to reduce the impact of pollutants.
Water Quality Home
Water Quality Monitoring
DEQ is responsible for keeping Oregon’s surface waters safe and healthy for a variety of uses such as drinking water, recreation, fish habitat and irrigation. To monitor status trends in water quality, DEQ regularly collects water samples at over 130 sites on more than 50 rivers and streams across the state.
Water Quality Permit Program
Permit applications and other forms for wastewater, stormwater, underground injection control, section 401 and metal mining activities.
Water Quality Standards
DEQ uses water quality standards to assess whether the quality of Oregon's rivers and lakes is adequate for fish and other aquatic life, recreation, drinking, agriculture, industry and other uses. DEQ also uses the standards as regulatory tools to prevent pollution of the state's waters.
Water Quality Toxics Monitoring
In 2008, the DEQ Laboratory launched a statewide water quality toxics monitoring program. Lab staff sampled water, fish and sediment on a rotating basin basis. Land use, population pressures, past contamination and discharges were all factors in choosing monitoring sites.
Oregon DEQ implements a statewide program that encourages water reuse (use of recycled water) in a manner to protect public health and the environment.
DEQ has developed the statewide woodstove program to promote the use of cleaner burning woodstoves, and help homeowners burn more efficiently and with less pollution.
Agency Relative Content
Filter by type
Compliance and Enforcement
Skip to filtered results