Post Primacy Aquifer Exemptions
收藏California State Geoportal2026-03-28 收录
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https://gis.data.ca.gov/maps/2174fff844e9425ba07acac5cb975b2d
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<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>
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California State Geoportal
