Laws & Regulations
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Airport Deicing Effluent Guidelines
Summary of Airport Deicing Effluent Guideline regulations; description of airports subject to the regulation; support documents
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Do accreditation requirements under the Asbestos Model Accreditation Plan (MAP) apply to persons removing nonfriable asbestos-containing material from schools?
No, unless the nonfriable material becomes friable in the removal process. Generally, if a removal action involves nonfriable materials and the work methods used in removal of the nonfriable material will not cause it to become friable by the material crumbling, becoming pulverized or to be reduced to powder by…
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I am thinking about buying a house but it has vermiculite attic insulation in it. Should I have it removed before or after I buy the house?
Removal of the vermiculite insulation may not be necessary if it is confined in a manner where it will be left undisturbed. If you choose to have the vermiculite insulation removed, the EPA recommends that you use a trained and accredited asbestos contractor that is separate and independent from the…
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Factsheet -- EPA’s Rule to Implement the Formaldehyde Standards for Composite Wood Products Act
This factsheet explains EPA's final rule to implement the Formaldehyde Standards for Composite Wood Products Act and reduce exposure to formaldehyde vapors from certain wood products produced domestically or imported into the United States.
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Acute Toxicity WET Methods
Whole effluent toxicity (WET) methods for acute toxicity to freshwater and marine organisms.
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Chronic Toxicity - Marine and Estuarine WET Methods
Whole effluent toxicity (WET) methods for testing chronic toxicity in marine and estuarine organisms after exposure to wastewater.
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Timber Products Processing Effluent Guidelines Documents for 1981 Rule
Federal Register notices and supporting document for 1981 amendment to Timber Products Processing Effluent Guidelines (40 CFR Part 429)
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Pulp, Paper and Paperboard Effluent Guidelines
Overview and documents Pulp, Paper and Paperboard Effluent Guidelines and Standards.(40 CFR Part 430)
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Region 9: California Adequate Letter (3/29/2006)
This is a letter from Deborah Jordan, Director, to Catherine Witherspoon regarding California's motor vehicle emissions budgets (MVEBs) in the Sacramento Regional Nonattainment Area 8-Hour Ozone Rate-of-Progress Plan. Enclosures included.
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Region 9: California Adequate Letter (8/12/2009)
This is a letter from Deborah Jordan, Director, to James Goldstene regarding adequacy status of Sacramento's 8-hour ozone reasonable further progress.
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Region 9: California Riverside County Adequate Letter Enclosure (5/20/2008)
This document is an enclosure containing the Transportation Conformity Adequacy Review Coachella Valley 8-Hour Ozone Early Progress Plan (April 2008).
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Region 9: California Riverside County Adequate Letter (5/20/2008)
This document is a letter from Deborah Jordan, Director, to James Goldstene regarding Adequacy Status of Coachella Valley 8-hour Ozone Early Progress Plan Motor Vehicle Emissions budgets.
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Region 9: California Los Angeles (Coachella) Adequate Letter (4/18/2003)
This is a letter from Jack Broadbent, Director, to Catherine Witherspoon regarding Coachella Valley's transportation conformity motor vehicle emissions budgets in the particulate matter (PM-10) progress and attainment plan and motor vehicle emissions
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Region 9: California Adequate Letter (4/9/2004)
This is a letter from Deborah Jordan, Acting Director, to Catherine Witherspoon regarding the motor vehicle emission budgets in the Coachella Valley 2003 PM10 Plan (2003 Plan).
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Region 9: Arizona Adequate Letter (6/27/2007)
This is a letter from Deborah Jordan, Director, to Nancy Wrona regarding the Adequacy findings for Yuma's motor vehicle emissions budgets for the PM10 Maintenance Plan. Enclosures included.
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Region 9: Arizona Adequate Letter (12/14/1999)
This is a letter from David Howekamp, Director, to Nancy Wrona and James Bourey regarding Maricopa County's MAG 1999 Serious Area Carbon Monoxide Plan.
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Region 9: Arizona Adequate Letter (10/14/2003)
This is a letter from Jack P. Broadben,. Director, to Nancy Wrona and Dennis Smith informing them that Maricopa County's motor vehicle emissions budgets in the 2003 MAGCO Maintenance Plan are adequate for transportation conformity purposes.
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Region 9: Arizona Inadequate Letter (12/27/1999)
This is a letter from David Howekamp to Nancy Wrona and James Bourey regarding Maricopa county's MAG PM10 plan.
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Region 9: Arizona Adequate Letter (4/21/2000)
This is a letter from David Howekamp, Director, to Nancy Wrona and James Bourey regarding Maricopa County's final revised MAG 1999 Serious Area Carbon Monoxide Plan.
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Region 9: Arizona Withdrawn Letter (1/31/2011)
This letter indicates that EPA is withdrawing 5/30/2008 adequacy finding on the 2010 particulate matter of ten microns or less (PM-10) motor vehicle emission budget for the Maricopa County (Phoenix) Nonattainment Area. ((January 31,2011)