Laws & Regulations
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R9UIC-CA1-FY17-2: Live Oak Limited, Bakersfield, CA
Final Class I Non-hazardous Waste Injection Well Permit No. R9UIC-CA1-FY17-2 and EPA Fact Sheet for injection operations at Live Oak Limited, Bakersfield, CA 93308.
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CA1020002: Sunrise Power Company LLC, Bakersfield, CA
Final Class I Non-hazardous Industrial Waste Injection Well Permit No. CA1020002 issued to Sunrise Power Company LLC, Bakersfield, CA. Well Names: A-72T, B-122, WW3, WW4, WW5 and WW6.
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R9UIC-CA1-FY19-1R: Northern California Power Agency STIG Project #2 & Lodi Energy Center, Lodi, CA
UIC Class I Permit No. R9UIC-CA1-FY19-1R for injection operations at Northern California Power Agency Steam Injected Gas Turbine (STIG) Project #2 & Lodi Energy Center (LEC), Lodi, California.
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R9UIC-CA1-FY17-1R: CXA La Paloma LLC, McKittrick, CA
Documents related to CXA La Paloma Generating Company, LLC's (LPGC) permit R9UIC-CA1-FY17-1R (CA10710001) to operate a Class I injection well facility to dispose of non-hazardous wastewater from the La Paloma Generating Plant.
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R9UIC-CA1-FY18-2: Bakersfield Renewable Fuels LLC (Formerly Alon Bakersfield Property Inc.)
Underground Injection Control (UIC) Class I Non-hazardous Industrial Waste Disposal Well Permit issued to Bakersfield Renewable Fuels LLC (formerly Alon Bakersfield Property Inc.), located in Bakersfield, CA.
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R9UIC-CA1-FY17-2R: Panoche Energy Center LLC, Firebaugh, CA
Underground Injection Control Class I Non-Hazardous Permit Number R9UIC-CA1-FY17-2R issued to Panoche Energy Center LLC, 43883 West Panoche Road, Firebaugh, California 93622.
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R9UIC-CA5-FY18-1R: City of Los Angeles, LA Sanitation & Environment
Documents related to Class V Experimental UIC Permit for the City of Los Angeles Bureau of Sanitation to operate an existing Class V Experimental municipal biosolids injection facility.
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R9UIC-CA1-FY20-3R: Union Sugar No. 13, Santa Maria, CA
Documents relating to UIC Permit #CA10910004 - Union Sugar No. 13, Santa Maria, California
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R9UIC-HI5-FY16-1R: Puna Geothermal Venture, Pahoa, Hawaii
Class V Geothermal Injection Permit No. R9UIC-HI5-FY16-1R provides authorization to operate four Class V geothermal injection wells known as Kapoho State 1A, 3, 11 and 13 for Puna Geothermal Venture, 14-3860 Kapoho-Pahoa Road, Pahoa, Hawaii 96778.
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Florence Copper Project, Florence, AZ
Arizona received UIC Primacy on October 15, 2025. EPA transferred all AZ UIC inventory (except for inventory on Indian lands) and permits to ADEQ.
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UIC-09-2018-0001: Uilani Associates Inc, Kamuela, HI; Consent Agreement and Final Order
Consent Agreement and Final Order ("CAFO") between the U.S. Environmental Protection Agency, Region 9 (“EPA”) and Uilani Associates Inc. Docket No. UIC-09-2017-0001.
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New Jersey Impaired Waters List
The documents detail the New Jersey impaired waters list.
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U.S. Virgin Islands Impaired Waters List
The documents detail the U.S. Virgin Islands' impaired waters list.
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Puerto Rico Impaired Waters List
The documents detail the Puerto Rico impaired waters list.
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Request for Information
EPA is issuing a RFI to gather public input on a broader range of fuel options for the school bus sector. Public comments will directly inform the structure and priorities of a new spring 2026 grant program.
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CWA-309(a)-22-002: Imperial Irrigation District, Imperial, CA; Administrative Order on Consent
Administrative Order on Consent in the Matter of Imperial Irrigation District, Imperial, California. EPA Docket Number CWA-309(a)-22-002.
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Air Standards Delegations in EPA’s Pacific Southwest (Region 9)
Federal air regulations that have been delegated to state or local air pollution control agencies in Region 9
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Emergency Fuel Waivers
Temporary waivers due to emergency situations when the fuel supply suffers major disruption.
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Small Entity Compliance Guides
List of Small Entity Compliance Guides available to aid the user in complying with an associated rule
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Certificate of Registration for the National Vehicle and Fuel Emissions Laboratory (NVFEL) for Conformance to International Organization for Standardization (ISO) 14001:2015 Standards
This certificate recognizes that the EPA NVFEL has been assessed by NSF-ISR and found to be in conformance to ISO 14001:2004 Standards.