Allowance Holdings and Transfers Data Inventory

The Allowance Holdings and Transfers Data Inventory contains measured data on holdings and transactions of allowances under the NOx Budget Trading Program (NBP), a market-based cap and trade program created to reduce the regional transport of NOx emissions from power plants and other large combustion sources that contribute to ozone nonattainment.The statutory authority leading to the collection of this information comes from Title V of the Clean Air Act. Sustance classes include SO2 and NOx. Data of allowance holdings and transfers are made available in real time.

Data and Resources

Field Value
accessLevel public
accrualPeriodicity irregular
bureauCode {020:00}
catalog_@context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
catalog_@id https://edg.epa.gov/data/Public/OAR/OAP/metadata/OAR-OAP.json
catalog_conformsTo https://project-open-data.cio.gov/v1.1/schema
catalog_describedBy https://project-open-data.cio.gov/v1.1/schema/catalog.json
identifier A422ACAC-9E49-41E7-967B-A48911EB46B6
issued 2014-01-01
license https://edg.epa.gov/EPA_Data_License.htm
modified 2020-03-20
programCode {020:072}
publisher U.S. EPA Office of Air and Radiation (OAR) - Office of Atmospheric Programs (OAP)
references {https://edg.epa.gov/metadata/catalog/search/resource/details.page?uuid=%7BA422ACAC-9E49-41E7-967B-A48911EB46B6%7D,https://edg.epa.gov/metadata/rest/document?id=%7BA422ACAC-9E49-41E7-967B-A48911EB46B6%7D}
resource-type Dataset
source_datajson_identifier true
source_hash f18e105e124ec293aaded239599ed8972a226775
source_schema_version 1.1
spatial {"type": "Polygon", "coordinates": [[[-180.0, 18.0], [-66.0, 18.0], [-66.0, 72.0], [-180.0, 72.0], [-180.0, 18.0]]]}
Groups
  • AmeriGEOSS
  • National Provider
  • North America
Tags
  • acid-rain
  • amerigeo
  • amerigeoss
  • budget-trading
  • ckan
  • clean-air-act
  • climate-change
  • environment
  • environmental-protection-agency
  • epa
  • geo
  • geoss
  • national
  • north-america
  • nox
  • oap
  • oar
  • office-of-air-and-radiation
  • office-of-atmospheric-programs
  • sip-nox
  • so2
  • tradable-permits
  • united-states
isopen False
license_id other-license-specified
license_title other-license-specified
maintainer Karen Vansickle, U.S. EPA Office of Air and Radiation (OAR) - Office of Atmospheric Programs (OAP)
maintainer_email Vansickle.Karen@epa.gov
metadata_created 2025-11-21T02:53:38.567100
metadata_modified 2025-11-21T02:53:38.567104
notes The Allowance Holdings and Transfers Data Inventory contains measured data on holdings and transactions of allowances under the NOx Budget Trading Program (NBP), a market-based cap and trade program created to reduce the regional transport of NOx emissions from power plants and other large combustion sources that contribute to ozone nonattainment.The statutory authority leading to the collection of this information comes from Title V of the Clean Air Act. Sustance classes include SO2 and NOx. Data of allowance holdings and transfers are made available in real time.
num_resources 1
num_tags 23
title Allowance Holdings and Transfers Data Inventory