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State
GHG Reporting Program Publication
State of Washington —
This dataset contains data reported to Ecology as of January 24, 2025. This dataset contains both reported and covered emissions. Some of these emissions have been... -
State
Air Quality Maintenance Area Ozone
State of Oregon —
This polygon layer contains a spatial representation of geographic areas that are designated as Air Quality Maintenance Areas and Nonattainment Areas for the criteria... -
State
Maryland Vehicle Emissions Inspection Program: Certified Emissions Repair Facilities
State of Maryland —
Certified Emissions Repair Facilities (CERFs) are vehicle repair shops that specialize in diagnosing, repairing, and maintaining emissions control systems on light... -
State
Maryland Ozone Exceedance Days in 2008
State of Maryland —
Maryland 8-Hour Ozone Concentrations Exceeding 2008 Health-Based Standard in ppb, Finalized Data. In 2008 EPA set the ozone standard to 75 ppb. High levels of ozone... -
State
Maryland Ozone Exceedance Days in 2010
State of Maryland —
Maryland 8-Hour Ozone Concentrations Exceeding 2008 Health-Based Standard in ppb, Finalized Data. In 2008 EPA set the ozone standard to 75 ppb. High levels of ozone... -
State
Maryland State Implementation Plans
State of Maryland —
This data set containslists of State Implementation Plan documents and supporting files. The State Implementation Plans are formal submissions to the Environmental... -
State
Maryland OEDs 2013
State of Maryland —
Maryland 8-Hour Ozone Concentrations Exceeding 2008 Health-Based Standard in ppb, Preliminary Data. In 2008 EPA set the ozone standard to 75 ppb. High levels of ozone... -
State
Maryland Ozone Exceedance Days in 2003
State of Maryland —
Maryland 8-Hour Ozone Concentrations Exceeding 2008 Health-Based Standard in ppb, Finalized Data. In 2008 EPA set the ozone standard to 75 ppb. High levels of ozone... -
State
Proposed - Updating Air Quality Rules to Address Federal Regulations
State of Oregon —
Comment on proposed rulemaking. Comment period runs from 11/15/16-12/23/16. Comments submitted outside this comment period will not be considered. -
State
Maryland Ozone Exceedance Days in 2005
State of Maryland —
Maryland 8-Hour Ozone Concentrations Exceeding 2008 Health-Based Standard in ppb, Finalized Data. In 2008 EPA set the ozone standard to 75 ppb. High levels of ozone... -
State
Maryland Vehicle Emissions Inspection Program: Certified Emissions Repair Facilities
State of Maryland —
Certified Emissions Repair Facilities (CERFs) are vehicle repair shops that specialize in diagnosing, repairing, and maintaining emissions control systems on light... -
State
Maryland Ozone Exceedance Days in 2004
State of Maryland —
Maryland 8-Hour Ozone Concentrations Exceeding 2008 Health-Based Standard in ppb, Finalized Data. In 2008 EPA set the ozone standard to 75 ppb. High levels of ozone... -
State
New York Truck Voucher Incentive Program (NYTVIP) Projects Reported By NYSERDA: Beginning 2019
State of New York —
The New York Truck Voucher Incentive Program (NYTVIP), administered by the New York State Energy Research and Development Authority (NYSERDA), reduces the cost for... -
State
Ozone SIP 2008-2015 Status Rev
State of Maryland —
Maryland's State Implementation Plan (SIP) is a set of documents, regulations, plans, inventories, and other materials that are used to document Maryland's compliance... -
State
Targeted Ecological Areas
State of Maryland —
Targeted Ecological Areas (TEAs) are lands and watersheds of high ecological value that have been identified as conservation priorities by the Maryland Department of... -
State
Environmental Monitoring Results for Radioactivity: Air Samples
State of Connecticut —
- Reporting units of sample results [where 1 picoCurie (pCi) = 1 trillionth (1E-12) Curie (Ci)]: • Air Samples are reported in pCi/m³. - Data Quality...
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State
Maryland Ozone Exceedance Days in 2014
State of Maryland —
Maryland 8-Hour Ozone Concentrations Exceeding 2008 Health-Based Standard in ppb, Finalized Data. In 2008 EPA set the ozone standard to 75 ppb. High levels of ozone... -
State
Maryland Ozone Exceedance Days in 2006
State of Maryland —
Maryland 8-Hour Ozone Concentrations Exceeding 2008 Health-Based Standard in ppb, Finalized Data. In 2008 EPA set the ozone standard to 75 ppb. High levels of ozone... -
State
Maryland Ozone Exceedance Days in 2009
State of Maryland —
Maryland 8-Hour Ozone Concentrations Exceeding 2008 Health-Based Standard in ppb, Finalized Data. In 2008 EPA set the ozone standard to 75 ppb. High levels of ozone... -
State
Air Quality Maintenance Area Particulate Matter
State of Oregon —
This polygon layer contains a spatial representation of geographic areas that are designated as Air Quality Maintenance Areas and Nonattainment Areas for the criteria...