EPA Regulatory Determinations

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[Another location for finding regulatory determinations is RCRA Online. Under Document Type, select Memo/Letter.]

Determinations Specific to Metal Finishing

2004

• Frequently Asked Questions about Satellite Accumulation Areas
• Applicability of the F006 classification to wastes from the chemical etching of magnesium.
  

1999

• Request for Approval of an Alternative Compliance Test Method for Two Hard Chromium Plating Tanks

1998

• Preval Spray Units Applicability to the Aerospace NESHAP
• CARB Method for Chrome NESHAP
• Determination of Sampling Time for Affected and Nonaffected Sources at Large Hard Chromium Electroplating Facilities
• Approval of an Alternative Test Method to Demonstrate Compliance With Chrome Plating NESHAP
• Review of Performance Data Demonstrating Compliance With the Chrome Plating NESHAP
• Alternative to Method 306B (40 CFR 63, Appendix A) for Measuring Surface Tension in a Chrome Plating Tank
• Clarification of Chrome Plating NESHAP 40 C.F.R. § 63.343(c)(5)
• Halogenated Solvent Cleaning Machine NESHAP
• Source Testing Requirements for Some Hard Chrome Platers That Use Fume Suppressants

1997

• Are chrome strip tanks subject to the chromium electroplating and anodizing rule?
• Comment on Section 6.0 of Method 306A
• Surface Tension Limit, Clarification of Chrome Plating NESHAP
• Proposed Relocation of Equipment Subject to Chromium NESHAP
• Tank Applicability to Chromium Electroplating and Anodizing NESHAP
• Classification of Two Chrome Strip Tanks Under Chromium NESHAP
• Initial Performance Testing Required Under Chromium NESHAP
• Various Issues Concerning Testing Under the Chromium Neshap
• Compliance Status Reports for the Chromium Electroplating MACT
• Issues Regarding Shutdown Units Under the Chromium Electroplating MACT Standard

1996

• Interpretation Regarding Printed Wiring Board Silk Screening
• Trigger processes for determining rule applicability
• Use of Wetting Agents in Trivalent Chromium Baths
• Approval of Compliance Monitoring and Work Practice Standards for a Non-Listed Air Pollution Device Under Chrome Plating NESHAP.
• Applicability Determination Request for Chromium Electroplating Standard, LTV Steel
• Applicability Determination Request for Chromium Electroplating Standard, National Steel
• Applicability Determination Request Chromium Electroplating Standard for U.S. Steels Gary, Indiana facility
• Chromium Electroplating Emission Standard Compliance Extension Request, Hastings Manufacturing Corp.
• Chromium MACT Compliance Extension Moyno Industrial Products, Springfield, Ohio
• Chromium Electroplating Emission Standard: Compliance Extension Request, SPX Corp.
• Is a Chromating or Chromate Conversion Coating Process Subject to the Chrome Plating NESHAP?
• Is a Passivation Process Subject to the Chrome Plating NESHAP?
• Merlin Control Device and the Chrome Plating NESHAP

1995

• Definitions Related to Implementation of 40 CFR 433
• Applicability of 40 CFR 433 to Federal Contractors
• Classification of Engraving Process
• Applicability of 40 CFR 433 when Core Operation is Closed-Loop
• Applicability of 40 CFR 413 and 433 to Bench-Scale Etching of Metallographic Samples
• Chromium Electroplating Emission Standard: Compliance Extension Request
• Chromium emissions from tanks with Merlin devices
• Chromium emissions from tanks with Merlin devices (2)
• Chromium conversion coating of <=1 micron in PWB operation
• Applicability of 40 CFR, Subpart N, to a specific steel coil Cr plating operation
• General applicability of 40 CFR, Subpart N to continuous steel coil plating operations
• Is a specific potassium dichromate plating operation covered by the new Cr regulation?
• NSPS Subpart EE determination concerning organic coating of steel furniture

1994

• Industrial Wipers and Shop Towels
• Definition of Spent Material
• Clarification of the RCRA regulations as they apply to certain secondary materials
• Classification of Sludge from the Revised "Zinc Cobalt Alloy Plating on Carbon Steel" Process
• Photoresist solids ("skins") generated in the printed circuit board manufacturing industry
• Applicability of F006 Code to Nickel Reclamation Process for Electroless Nickel Spent Solutions
• Waste in Satellite Accumulation Areas
• Elementary Neutralization Units Generating and Storing Non-Corrosive Hazardous Wastes
• LASER EX chemical polishing system

1993

• Closed-Loop Recycling Exclusion
• Cr reoxidation, TCLP, and CN Analytical Methods
• Clarification of the term "aqueous"
• Definition and Recycling of Non-Listed Commercial Chemical Products
• EPA Determination: Recycling Regulations Under RCRA
• Solder Dross and Solder Pot Dumps
• Revisions to the Toxicity Characteristic Leaching Procedure (TCLP)
• Solder Dross and Solder Pot Dumps defined as Scrap Metal
• Metal Particles from Buffing Operation

1990

• Does the replacement of the water quench system and the prime oven constitute reconstruction?
• How is reconstruction defined?
• Is a facility that coats refrigerator panels, but doesnt assemble them, subject to NSPS Subpart SS?

1989

• Clarification of Electroplating Listings

1988

• Are contact adhesives subject to Subpart EE?
• Are rinsewaters generated by electroplating operations regulated as hazardous wastes under RCRA?
• Recycling of nickel, copper, and chromium-containing electroplating sludges
• Bronze plating process which plates a copper-tin alloy
• Certain hazardous waste definitions
• Subpart TT regulate VOCs emitted or applied?

1986

• Interpretation of the electroplating listings (EPA Hazardous Waste Nos. F006 and F019)
• Classification of sludge generated from treatment of cleaner solutions
• Mechanical plating system is not an electroplating operation
• Repromulgation of the F006 hazardous waste
• Interpretation of the hazardous waste listing for F006 wastes
• Spent pickle liquor final rule correction

1985

• Does lime-stabilized waste pickle liquor sludge (LSWPLS) qualify for exclusion
• Spent pickle liquor as a hazardous waste
• Use/reuse exclusion as it relates to spent pickle liquor that is used as a wastewater conditioner
• Is an Iron/manganese/phosphate operation to provide lubrication an electroplating process?

1984

• Inquiry regarding the status of supernatant from lime treatment of spent pickle liquor
• Clarification of K062 - spent pickle liquor listing
• Regulatory status of spent acid from electropolishing of stainless steel
• Status of wastewater treatment sludges generated from zinc plating on carbon steel
• Clarification of lime-stabilized waste pickle liquor sludge (LSWPLS) from the iron and steel industry
• Etching silicon wafers in operation not associated with PWB manufacture
• Zinc plating (segregated basis) on carbon steel, phosphating