California Accumulation Time regulations & environmental compliance analysis

California Accumulation Time: What you need to know

Governing Law and Regulations

Generator accumulation time requirements: 22 California Code of Regulations (CCR) 66262.34 and 22 CCR 66262.35

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90-day accumulation period: 22 CCR 66262.34(a) and 22 CCR 66262.34(b)

180-day, 270-day accumulation period: 22 CCR 66262.34(d)

One-year satellite accumulation period: 22 CCR 66262.34(e)(1)(B)

State extension of accumulation period: 22 CCR 66262.35

Accumulation time for rejected shipments: 22 CCR 66262.34(g) and 22 CCR 66262.34(h)

Regulatory Agencies

California Environmental Protection Agency (Cal/EPA) Department of Toxic Substances Control (DTSC) Hazardous Waste Management Program

Local Certified Unified Program Agencies (CUPA)

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. California's generator accumulation time requirements are more stringent than the federal rules, in part because, unlike the federal rules, the state does not equate accumulation time periods with the monthly quantity of hazardous waste generated. California imposes a 90-day accumulation time requirement on all generators, unless the generator accumulates less than 1,000 kilograms (kg) of hazardous waste a month and can meet certain conditions. California also restricts the amount of time that hazardous waste accumulated in a satellite accumulation area can remain on the generator's site. The state has not adopted a state provision similar to the March 2000 federal accumulation time standard that allows the federal class of large quantity generators (LQGs) that generate wastewater treatment sludges from the metal finishing industry (i.e., EPA Waste F006) to accumulate F006 beyond the usual ...

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