Post Primacy Aquifer Exemptions

This post primacy aquifer exemption data depicts areas exempted by the US EPA for Class II injection after the March 14, 1983 Primacy agreement between the US EPA and CalGEM. This dataset represents an expansion of the original primacy exempted areas based on aquifer exemption packages that were approved between 1985 and 2021.

Data and Resources

Field Value
accessLevel public
catalog_@context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
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 33df580e-207b-4294-9c06-2507e4ed76ca
issued 2021-05-14T00:21:33.000Z
modified 2022-05-25T00:00:00.000Z
publisher California Department of Conservation
resource-type Dataset
source_datajson_identifier true
source_hash 3a4d0b132513a8bd401fc16485d029fb880df945
source_schema_version 1.1
theme {"Natural Resources"}
Groups
  • AmeriGEOSS
  • National Provider
  • North America
Tags
  • amerigeo
  • amerigeoss
  • calgem
  • california-department-of-conservation
  • california-geologic-energy-management-division
  • california-natural-resources-agency
  • caopendata
  • ckan
  • cnra
  • doc
  • geo
  • geoss
  • national
  • north-america
  • united-states
isopen False
license_id notspecified
license_title License not specified
maintainer gis_cadoc
maintainer_email gis@conservation.ca.gov
metadata_created 2025-11-19T15:16:08.975599
metadata_modified 2025-11-19T15:16:08.975606
notes <div style='text-align:justify;'>This post primacy aquifer exemption data depicts areas exempted by the US EPA for Class II injection after the March 14, 1983 Primacy agreement between the US EPA and CalGEM. This dataset represents an expansion of the original primacy exempted areas based on aquifer exemption packages that were approved between 1985 and 2021.</div>
num_resources 6
num_tags 15
title Post Primacy Aquifer Exemptions