1. RCRA Subtitle -First creates or produces a hazardous waste (e.g., from an industrial process)
C regulations or
broadly define -First brings a hazardous waste into the RCRA Subtitle C system (e.g., imports a
the term genera- hazardous waste into the United States).
tor to include any
person, by site,
who:
2. HW generators diverse types of facilities i.e. manufacturing operations, universities, hospitals, dry
include cleaners, auto body repair shops, and laboratories
3. Due to the -Large quantity generators (LQGs)
variation there -Small quantity generators (SQGs)
are three cate- -Conditionally exempt small quantity generators (CESQGs)
gories of haz-
ardous waste
generators:
4. Large Quanti- -defined as those facilities that generate:
ty Generators -1,000 kg or more of hazardous waste per calendar month (approximately 2,200
(LQGs) of HW lbs)
or
-1 kg or more of acutely hazardous waste per calendar month (approximately 2.2
lbs)
-As of 2011, the EPA estimated the LQG universe to be approximately 14,000
facilities
5. Small Quanti- -defined as those facilities that:
ty Generators -Generate greater than 100 kg (approximately 220 lbs) and less than 1,000 kg of
(SQGs) of HW hazardous waste per calendar month
and
-Accumulate on-site 6,000 kg or less (approximately13,200 lbs) of hazardous waste
, SWM Pt.9 Final Exam Complete Questions With Solutions 2026
at any time.
-In 2011, The EPA estimated the SQG universe to be about 75,000 facilities .
6. Conditionally Ex- -defined as those facilities that produce:
empt Small -100 kg or less of hazardous waste per calendar month or
Quantity Genera- -1 kg or less of acutely hazardous waste per calendar month
tors (CESQGs) of
HW
7. Beyond the 1,000 kg of hazardous waste, 1 kg or less of acute hazardous waste, or 100 kg or
monthly gen- less of any residue from the cleanup of a spill of acute hazardous waste at any time.
eration limits,
the CESQG re-
quirements ad-
ditionally lim-
it the facility's
total hazardous
waste accumula-
tion quantities to
less than
8. EPA currently 293,000 and 470,000 facilities
estimates the
CESQG universe
to be between
9. Federal genera- -a generator's category can change from one month to the next due to the quantity
tor category is of hazardous waste generated in a particular month. -This is referred to as episodic
determined on a generation.
monthly basis, it
is possible that
10.