Managing Hazardous (RCRA) Waste
Please note that this page refers to federal requirements. State and local regulations may differ. Check the page for your state on the HERC Hazardous Waste State Resources Locator for links to more information.
Generator Status
In order to regulate the over 800,000 hazardous waste generators in the United States cost effectively, EPA in 1985 established three types of generators:
Conditionally-Exempt Small Quantity Generators (CE-SQG)* who generate less than 100 kg of non-acute hazardous waste a month, less than 1 kg of acute hazardous waste a month (e.g. p-listed wastes such as epinephrine) and less than 100 kg of residues or contaminated soil, waste, and other debris from the spill cleanup of acute hazardous waste;
Small Quantity Generators (SQG) who generate between 100 kg and 1000 kg of non-acute hazardous waste a month, less than 1 kg of acute hazardous waste a month, and less than 100 kg of spill residue from acute hazardous waste; and
Large Quantity Generators (LQG) who generate 1000 kg or more of non-acute hazardous waste a month, 1 kg or more of acute hazardous waste a month, and 100 kg or more of spill residue from acute hazardous waste.
A CE-SQG is exempt from the regulation as long as it complies with the set of regulations described in Section 261.5. Hence the name conditionally-exempt small quantity generator. An SQG must meet limited requirements in Part 262. These reduced requirements for SQGs are to ensure that while some tracking of and accountability for the waste is placed on the small quantity generator, the requirements are not so burdensome as to prevent compliance. An LQG, of course, must meet the full set of Part 262 requirements.
Please note that a facility’s generator status may change from month to month. One can be a CE-SQG in January and a LQG in February. Since generators are required to comply with all applicable requirements according to their generator status, one should probably evaluate the risks associated with changing status on a month to month basis on one’s environmental and legal liabilities.
A hospital’s generator category is determined at the facility level not the building or clinic level. Thus, if your clinic is producing less than 100 kg a month of non-acute hazardous waste but the military base that your clinic is part of produces more than 1000 kg a month of non-acute hazardous waste, your clinic will have to comply with the large quantity generator requirements. This is an important point and a violation that exists at many hospitals. The RCRA definition of a facility is all contiguous land, structures, and appurtenances under the control of the same owner or operator. The State can make exemptions to this definition on a case by case basis.
In any case, most hospitals are small quantity generators. Although as mentioned above a hospital that is part of a larger facility such as a university campus or military base may be a large quantity generator. Also, practices such as remodeling X-ray areas (lead shielding discarded) or periodic laboratory and storage room cleanouts can result in classification as a LQG that month. Furthermore, since only 1 kg of a P-listed waste will make a hospital a LQG, it is highly recommended that hospitals keep track of their P-listed wastes. For example, if a hospital has epinephrine syringes in crash carts all over its facility and they all have the same expiration date, the hospital can easily find itself in a regulatory jam when it declares these all to be hazardous waste in the same month.

EPA Identification Number
Small quantity generators (SQG) and large quantity generators (LQG) ONLY are required under the Federal hazardous waste program to obtain an EPA ID number and use it when manifesting wastes off-site. This allows EPA and the states to track waste activities. One can obtain an EPA ID number by calling your EPA Regional Office. *
Please note that since a generator is responsible for its waste from cradle to grave, many small business programs have recommended that all generators for their own good get an EPA ID number even if they are conditionally-exempt since they can track where their wastes ended up. One can obtain an EPA ID number by calling your
state environmental agency.
Biennial Report
As for reporting, large quantity generators (LQG) only are required to submit a biennial report to their EPA regional office by March 1 of every even numbered year. This reporting requirement is intended to provide EPA with reliable national data on hazardous waste management. The report includes:
- EPA ID number, name and address of the generator, and every transporter, treatment, storage, and disposal facility and recycler used
- Descriptions and quantities of waste; and
- Actions taken to reduce the volume and toxicity of the waste, and the results of those actions.
Quantity Limits for Hazardous Waste
Both conditionally-exempt small quantity generators (CE-SQG) and small quantity generators (SQG) have limits on how much hazardous waste they can store at their facility at any one time. If they go above those limits, they need to comply with the requirements of the next higher generator category.
For non-acute hazardous waste, this limit is 1000 kg or 2,200 lbs for a CE-SQG and 6000 kg or 13,200 lbs for a SQG.
For acute hazardous waste, the limit is the same for both: 1 kg for an acute hazardous waste or 100 kg for spill residue from an acute hazardous waste. Thus, if your hospital accumulates just 1 kg of a p-listed waste on site, you will need to comply with all the RCRA Subtitle C requirements since you will be treated as a large quantity generator (LQG). Thus, again, it is very important to keep track of your P-listed wastes!
An LQG can store as much hazardous waste as it wants on site. There is no quantity limitation.

Time Limits
The length of time that hazardous waste can be stored on-site varies depending on generator status:
- There are no time limits placed on a CE-SQG for the storage of hazardous waste. [Although there is a limit on how much hazardous waste a conditionally-exempt small quantity generator (CE-SQG) can accumulate on site, one of the advantages of being a CE-SQG is that as long as one remains below that limit (see discussion above), one can store that waste forever.]
- Small quantity generators (SQG) can only keep their waste on-site for 180 days or 270 days if their treatment, storage, and disposal facility is more than 270 miles away.
- Large quantity generators (LQG) can only store their waste for 90 days without obtaining a permit as a storage facility.
Note that state rules may vary with respect to hazardous waste storage time limits. Check your state’s rules using the Hazardous Waste State Resource Locator.
Storing Hazardous Waste
Small quantity generators (SQG) and large quantity generators (LQG) have additional requirements placed on them when storing their hazardous waste. They are recommended for conditionally-exempt small quantity generators but not required.
There are two types of storage areas: the satellite accumulation area and the main hazardous waste storage area. The satellite accumulation area is an area at or near the point of hazardous waste generation and under the control of the operator of the process generating the waste where the wastes are allowed to be temporarily
stored for 3 days before being moved to the main hazardous waste storage area. The key here is *at or near the point of generation and under the control of the process operator. Thus the satellite accumulation area can not be three floors down from the laboratory that generated the waste. One university system in New York gave out Frisbees to their hazardous waste generators and told them that they need to be able to hit their satellite accumulation area with the Frisbee when standing at the process which generated the waste. Ultimate Frisbee winners were excluded. The main hazardous waste storage area can be anywhere at the facility and is where the facility stores their waste before being sent off-site for treatment, disposal, or recycling. There can also be more than one main storage area. The requirements for each storage area are listed below.

Satellite Accumulation Areas
- Can accumulate up to 55 gallons of non-acute hazardous waste or one quart of acute hazardous waste
- Required to date the containers when
the above quantity limits are reached so that the generator
can remove the hazardous waste to the main hazardous
waste storage area or ship the wastes off-site within
3 days of reaching the above limits
- Need to keep the containers closed
except when adding or removing wastes; and
- Must mark the containers with either
the words “Hazardous Waste” or with other
words that identify the contents of the container.
Main Hazardous
Waste Storage Areas
- Required to comply with the hazardous
waste time and quantity limits appropriate to your generator
status; [Link to previous discussion]
- Must keep the containers sealed except
when adding or removing wastes, in good condition, and
secured from failure (i.e., the container’s material
needs to be compatible with the waste)
- Must conduct weekly inspections with
log book entries; and
- Need to label each container with
the words “Hazardous Waste”, the specific
description of its contents, and the date on which the
container first entered the main storage area. In regards
to this latter point, if you have several main hazardous
waste storage areas at your facility, you cannot start
the clock over again by moving your wastes from one main
hazardous waste storage area to another. The date is
the time the container first left the satellite accumulation
area and was transferred to a main storage area.

Emergency
Planning
Small quantity generators (SQG) and large
quantity generators (LQG) have specific requirements placed
on them under RCRA so that they are prepared for emergencies
involving hazardous waste. These requirements are recommended
for conditionally-exempt small quantity generators but
not required.
First, they must have an adequate internal
alarm or communication system in place. Voice is Ok for
small facilities.
Second, they must also designate an emergency
coordinator and an alternate who is on the premises or
on call at all times. Thus if an inspector shows up at
your door when your emergency coordinator is on vacation
and no one can answer his questions, you will be in violation
of this requirement of RCRA.
Third, they must post emergency information
by the phone. Employees should not have to go searching
through a bunch of papers for the number of the local fire
department when there is a chemical fire looming in the
background. It should be right by the phone. This emergency
information should include the name, office, and home phone
numbers, and address of the emergency coordinator. Particular
attention should be paid to outside hazardous waste sheds
to make sure that employees can call for emergency assistance
quickly and easily since in many cases there is no phone
in the shed.
Fourth, SQGs and LQGs must ensure adequate
aisle space for emergency response, adequate water for
fire fighting, and have available properly maintained fire
extinguishers and alarms, spill control material, and decontamination
supplies.
Fifth, they must make advanced emergency
arrangements with the police and fire departments, emergency
response teams, equipment suppliers and emergency contractors,
and hospitals.
Finally, LQGs only are required to prepare
a written contingency plan which is designed to minimize
hazards from fires, explosions, or any unplanned release
of hazardous waste or hazardous waste constituents into
the environment. It is recommended for SQGs but not required.
SQGs are only required to establish basic safety guidelines
and response procedures. This written contingency plan
must be kept on-site and an additional copy must be submitted
to all local emergency service providers.
Personnel
Training
One of the most common questions we get
is what hazardous waste training does a small quantity
generator (SQG) need to give their employees? Under RCRA,
an SQG must ensure that all employees are thoroughly familiar
with the proper waste handling and emergency procedures
relevant to their responsibilities. Large quantity generators
(LQG), on the other hand, must have a formal personnel
training program in place in accordance with the requirements
in 265.16 and 262.34(a)(4). This requires initial training
and annual review that teaches proper waste management
and familiarizes them with procedures, equipment, and systems
to effectively respond to emergencies. Please note that
conditionally-exempt small quantity generators are not
legally required to train their employees on hazardous
waste management and emergency procedures but it is highly
recommended.
Hazardous
Waste Minimization
Under RCRA, small quantity generators
(SQG) must make a good faith effort to minimize waste generation
and to select the best available waste management method
that they can afford. Large quantity generators (LQG),
on the other hand, are actually required to have a formal
hazardous waste minimization program in place to reduce
the volume and toxicity of waste generated to the degree
economically practicable, and must select a currently available
treatment, storage, or disposal method that minimizes present
or future threats. Please remember that when one signs
a hazardous waste manifest, one is stating to EPA that
one’s facility has a hazardous waste minimization
program. Thus, if your hospital does not, HERC highly recommends
that you contact Practice Greenhealth for
they can help you meet this requirement. Conditionally-exempt
small quantity generators are exempt from this requirement.

Inspections
RCRA requires that SQGs and LQGs
of hazardous waste inspect containers in storage (not
in satellite
accumulation areas)
at least weekly for signs of leaks, corrosion, or other
deterioration and record those inspections in a log.
At a minimum, these
records must include the date and time of inspection, the
name of the inspector, a notation of the observations made,
and the date and nature of any repairs or other remedial
actions. A facility may choose its own format for recording
such observations as long as the format provides for full
documentation of observations and any remedial actions taken.
If a checklist is chosen as the documentation format, the
checklists must be filled out completely. Each item on the
checklist must be addressed by means of a check mark
or other item-specific notation. (40CFR
265.15(d))
Shipping Waste
Off-Site
As for shipping wastes off-site, conditionally-exempt
small quantity generators (CE-SQG) are required to ensure
delivery of their hazardous wastes to either a RCRA treatment
storage and disposal facility (TSDF), a state authorized
solid waste facility, or a recycler. If a CE-SQG sends
its wastes to any other facility, it will lose its exemption
and must comply with the requirements for a small quantity
generator (SQG). The key here is the term “ensure
delivery”. The fact that a CE-SQG can send their
hazardous wastes to a municipal landfill does not mean
they can throw that wastes in the trash. The wastes are
at a minimum required to get to the destination intact.
So throwing fluorescent light bulbs in the trash will not
be permitted since the odds of the bulbs getting to the
landfill intact are small. One should check with one’s
state hazardous waste program on how they interpret the
phrase “ensure delivery.”
As for small quantity generators (SQG)
and large quantity generators (LQG), they must send their
wastes to either a RCRA TSDF or a recycling facility. Their
wastes cannot go to a municipal landfill. In addition,
they must ensure that hazardous waste shipments are properly
packaged, labeled, marked, and placarded to Department
of Transportation regulations. This is usually done by
the transporter. Furthermore, they must prepare hazardous
waste manifests correctly which allow all parties involved
in hazardous waste management (e.g.. generators, transporters,
TSDFs, EPA and state agencies) to track the movement of
hazardous wastes from the point of generation to the point
of ultimate treatment, storage, and disposal. Each time
a waste is transferred (e.g., from the generator to the
transporter, the transporter to the TSDF, or from a transporter
to a transporter if there is more than one), the manifest
must be signed to acknowledge receipt of waste. A copy
of this manifest is retained by each individual in the
transportation chain. Once the waste is delivered to the
TSDF, the TSDF must sign the manifest and return a copy
to the generator. Thereby, closing the loop and letting
the generator know that his waste has safely arrived at
its ultimate destination. SQGs and LQGs must keep copies
of the manifests that are signed by the TSDF for 3 years.
If they do not receive a copy back from the TSDF in 35
days, they must investigate why this is the case and if
they do not receive the copy back in 45 days, they must
notify EPA. States may have shorter time periods. Finally,
SQGs and LQGs must ensure that their hazardous waste meets
the land disposal restriction (LDR) requirements and send
the receiving TSDF a completed LDR form.
Hazardous Waste Manifest
A hazardous waste manifest must
accompany all hazardous waste that is shipped off site.
A hazardous waste manifest
is a multipart form designed to track hazardous waste
from generation to disposal. It will help you to track
your waste during shipment and make sure it arrives
at the proper destination. If you send waste to a recycling
facility, you may be able to use a tolling agreement
instead of a manifest. A tolling agreement is a "closed-loop" arrangement
whereby a generator contracts with a recycling company
to reclaim its hazardous waste and return it as a recycled
product, thereby avoiding disposal. A copy of the contract
must be kept on file for three years after the contract
has ended.
Various versions of hazardous waste
manifest forms are available. Most states require their
own
manifest form.
If the state to which you are shipping your waste requires
its own manifest, use that states form. To obtain manifest
forms, contact the hazardous waste management agency
of the recipient state, your transporter, or the
TSD that
you intend to use. If the state to which you are shipping
your waste does not have its own manifest, but the
state in which your waste was generated does require
its own
manifest, use your states form. To obtain blank forms,
contact your transporter or your state hazardous waste
agency. If neither state requires a manifest, you can
use the federal Uniform Hazardous Waste Manifest,
EPA Form
8700-22. Copies are available from some transporters,
TSDs, and some commercial printers. Your state hazardous
waste
agency can refer you to manifest suppliers.
You must
fill in all parts of a manifest. Information requested
includes: name of transporter, name of the
designated facility,
your EPA ID number, and a description of the waste
based on DOT requirements, such as proper shipping
name and hazard
class. Call the DOT information line for more information
on DOT waste description requirements.
The transporter
signs the completed manifest when the shipment is accepted
for transport. The facility
operator
at the
designated TSDF also signs the form when the shipment
is received and sends a copy of it back to you.
You must keep
this copy on file for three years. (It might be
a good practice, however, to keep it for as long as
you are
in business.)
Any SQG that does not receive a
signed copy of the manifest from the designated TSDF
within
60
days
of shipment must
submit a legible copy of the manifest to the
state or EPA regional office. This copy, known as an
exception report,
simply indicates that a signed copy was not received
from the facility operator.
Recordkeeping and Reporting
Biennial Report (SQGs and LQGs
only)
SQGs and LQGs who ship hazardous waste off-site
to a treatment, storage, disposal (TSD) facility must
prepare and submit
a Biennial Report to the EPA Regional Administrator
by March 1 of each even numbered year (1998, 2000, 2002,
etc.). Use EPA Form 8700-13A/B for submitting the report,
and
include the following information:
The certification signed by the generator or authorized
representative.
Some states require have more
frequent reporting requirements (e.g., annually). Find
your state’s rules using the Hazardous
Waste State Resource Locator.
Exception Reporting (SQGs and LQGs only)
Exception reports
are part of the RCRA tracking system. After you send
waste off-site for disposal, the TSDF
is required to return to you a copy of the original
manifest. If you don’t receive the manifest from the TSDF,
then
you must submit an Exception Report. SQGs must file
a Exception Report if they have not received a copy of
the manifest with the handwritten signature of the
owner or operator of the designated facility within 45
days
of the date the waste was accepted by the initial transporter.
There is no special form for the Exception Report.
You can write directly on a copy of the manifest or attach
a separate sheet of paper (handwritten or typed). Make
sure you include:
- A legible copy of the manifest in
question
- A statement explaining the efforts taken to
locate the hazardous waste
- Your signature
The Exception Reporting requirements for
LQGs are a little different. If you do not receive a
copy of the manifest
within 35 days of the date that the waste was
accepted by the original transporter, you must contact
the
transporter and TSDF to determine the status of
the waste. If you
still haven’t received a copy of the manifest
within 45 days,
then you must submit the Exception Report as
described above for SQGs.
Recordkeeping
You must retain records for three years,
including:
- Manifests
- Biennial Reports
- Exception Reports
- Any test results, waste analyzes, or
similar information related to the waste shipped
off-site
- Your inspection schedule and reports. (Specific inspection
requirements are found in 40
CFR 265.15.)
The three-year time period is automatically
extended indefinitely if you
have any unresolved enforcement
action. In this
case, maintain the files until
all matters are fully resolved.
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