Chapter 3745-52 | Generator Standards

A generator shall determine the generator's generator category. A generator's category is based on the amount of hazardous waste generated each month and may change from month to month. This rule provides procedures to determine whether a generator is a "very small quantity gener…

[Comment: For purposes of this rule, "accumulate" means the storage of hazardous waste. A very small quantity generator may only treat or dispose of hazardous waste if permissible in accordance with paragraph (A)(5)(a) or (A)(5)(b) of this rule.](A) Provided that the very small q…

(A) A generator may accumulate as much as fifty-five gallons of non-acute hazardous waste and either one quart of liquid acute hazardous waste listed in rule 3745-51-31 or paragraph (E) of rule 3745-51-33 of the Administrative Code or one kilogram (kg) (2.2 pounds) of solid acute…

A small quantity generator may accumulate or treat hazardous waste on-site without a hazardous waste permit or permit by rule, and without complying with the requirements of Chapters 3745-50, 3745-54 to 3745-57 and 3745-205, 3745-65 to 3745-69 and 3745-256, 3745-266, and 3745-267…

A large quantity generator may accumulate or treat hazardous waste on-site without a hazardous waste permit or a permit by rule, and without complying with the requirements of Chapters 3745-50, 3745-54 to 3745-57 and 3745-205, 3745-65 to 3745-69 and 3745-256, 3745-266, and 3745-2…

(A) A generator shall not treat, store, dispose of, transport, or offer for transportation hazardous waste without having received a U.S. EPA identification number from U.S. EPA or Ohio EPA.(B) A generator who has not received a U.S. EPA identification number shall obtain one by …

(A) (1) Paper manifest. A generator that transports, or offers for transport, a hazardous waste for off-site treatment, storage, or disposal, or a treatment, storage, or disposal facility that offers for transport a rejected hazardous waste load, shall prepare a manifest ("OMB" c…

The following definitions apply to rules 3745-52-200 to 3745-52-216 of the Administrative Code:(A) "College" or "university" means a private or public, post-secondary, degree-granting, academic institution, that is accredited by an accrediting agency listed annually by the U.S. d…

(A) Large quantity generators and small quantity generators. Rules 3745-52-200 to 3745-52-216 of the Administrative Code provide alternative requirements to rules 3745-52-11 and 3745-52-15 of the Administrative Code for the hazardous waste determination and accumulation of hazard…

(A) Large quantity generators and small quantity generators. Eligible academic entities have the option of complying with rules 3745-52-200 to 3745-52-216 of the Administrative Code with respect to the eligible academic entity's laboratories, as an alternative to complying with r…

(A) An eligible academic entity shall notify Ohio EPA in writing, using Ohio EPA form EPA 9029, that the eligible academic entity is electing to be subject to rules 3745-52-200 to 3745-52-216 of the Administrative Code for all the laboratories owned by the eligible academic entit…

(A) An eligible academic entity shall notify Ohio EPA in writing, using Ohio EPA form EPA 9029, that the eligible academic entity is electing to no longer be subject to rules 3745-52-200 to 3745-52-216 of the Administrative Code for all the laboratories owned by the eligible acad…

An eligible academic entity that chooses to be subject to rules 3745-52-200 to 3745-52-216 of the Administrative Code is not required to have a permit by rule or a hazardous waste management "Part B" permit for the accumulation of unwanted material and hazardous waste in laborato…

An eligible academic entity shall manage containers of unwanted material while in the laboratory in accordance with this rule.(A) Labeling. Label unwanted material as follows:(1) The following information shall be affixed or attached to the container:(a) The words "unwanted mater…

An eligible academic entity shall provide training to all individuals working in a laboratory at the eligible academic entity, as follows:(A) Training for laboratory workers and students shall be commensurate with the duties of the laboratory workers and students so the laborator…

(A) Removing containers of unwanted material on a regular schedule. An eligible academic entity shall do either of the following:(1) Remove all containers of unwanted material from each laboratory on a regular interval, not to exceed twelve months.(2) Remove containers of unwante…

(A) Large quantity generators and small quantity generators. An eligible academic entity shall ensure that a trained professional makes a hazardous waste determination, pursuant to rule 3745-52-11 of the Administrative Code, for unwanted material in any of the following areas:(1)…

(A) A registrant may not print, or have printed, the manifest or the manifest continuation sheet for use or distribution unless the registrant has received approval from U.S. EPA pursuant to 40 CFR 262.21.(B) Ohio EPA will recognize decisions of U.S. EPA regarding manifest tracki…

If an eligible academic entity makes the hazardous waste determination pursuant to rule 3745-52-11 of the Administrative Code, for unwanted material in the laboratory, the eligible academic entity shall comply with the following:(A) A trained professional shall make the hazardous…

If an eligible academic entity makes the hazardous waste determination, pursuant to rule 3745-52-11 of the Administrative Code, for unwanted material at an on-site central accumulation area, the eligible academic entity shall comply with the following:(A) A trained professional s…

If an eligible academic entity makes the hazardous waste determination, pursuant to rule 3745-52-11 of the Administrative Code, for unwanted material at an on-site interim or permitted treatment, storage, or disposal facility, that eligible academic entity shall comply with the f…

(A) One time per twelve-month period for each laboratory, an eligible academic entity may opt to conduct a laboratory clean-out that is subject to all the applicable requirements of rules 3745-52-200 to 3745-52-216 of the Administrative Code, except that:(1) If the volume of unwa…

An eligible academic entity shall develop and retain a written "Laboratory Management Plan" (LMP), or revise an existing written plan. The LMP is a site-specific document that describes how the eligible academic entity shall manage unwanted materials in compliance with rules 3745…

(A) If an unwanted material does not meet the definition of "waste" in rule 3745-51-02 of the Administrative Code, the unwanted material is no longer subject to rules 3745-52-200 to 3745-52-216 of the Administrative Code or to the hazardous waste rules.(B) If an unwanted material…

An eligible academic entity that generates hazardous waste outside of a laboratory is not eligible to manage that hazardous waste in accordance with rules 3745-52-200 to 3745-52-216 of the Administrative Code, and one of the following applies:(A) Such eligible academic entity rem…

h 119. PDF: The manifest shall consist of at least the number of copies which will provide the generator, each transporter, and the owner or operator of the designated facility with one copy each for their records and another copy to be returned to the generator. Last updated Sep…

(A) The generator shall do all of the following:(1) Sign the manifest certification by hand.(2) Obtain the handwritten signature of the initial transporter and date of acceptance on the manifest.(3) Retain one copy, in accordance with paragraph (A) of rule 3745-52-40 of the Admin…

Rules 3745-52-230 to 3745-52-233 of the Administrative Code are applicable to "very small quantity generators" and "small quantity generators" as defined in rule 3745-50-10 of the Administrative Code. Authorized By: 3734.12 Amplifies: 3734.12 Five Year Review Date:

(A) "Episodic event" means an activity or activities, either planned or unplanned, that does not normally occur during generator operations, resulting in an increase in the generation of hazardous wastes that exceeds the calendar month quantity limits for the generator's usual ca…

(A) Very small quantity generator. A very small quantity generator may maintain the generator's existing generator category for hazardous waste generated during an episodic event provided that the generator complies with the following conditions:(1) The very small quantity genera…

(A) A generator may petition the director for a second episodic event in a calendar year without impacting the generator's generator category under the following conditions:(1) If a very small quantity generator or small quantity generator has already held a planned episodic even…

(A) Legal equivalence to paper manifests. Electronic manifests that are obtained, completed, and transmitted in accordance with paragraph (A)(3) of rule 3745-52-20 of the Administrative Code, and used in accordance with this rule in lieu of U.S. EPA form 8700-22 and U.S. EPA form…

Electronic signature methods for the e-manifest system shall:(A) Be a legally valid and enforceable signature under applicable U.S. EPA and other federal requirements pertaining to electronic signatures; and (B) Be a method that is designed and implemented in a manner that U.S. E…

Rules 3745-52-250 to 3745-52-265 of the Administrative Code apply to those areas of a large quantity generator where hazardous waste is generated or accumulated on-site. Authorized By: 3734.12 Amplifies: 3734.12 Five Year Review Date:

A large quantity generator shall maintain and operate the large quantity generator's facility to minimize the possibility of a fire, explosion, or any unplanned sudden or non-sudden release of hazardous waste or hazardous waste constituents to air, soil, or surface water which co…

All areas deemed applicable by rule 3745-52-250 of the Administative Code shall be equipped with the following items in paragraphs (A) to (D) of this rule [unless none of the hazards posed by waste handled at the facility could require a particular kind of equipment specified in …

All communications or alarm systems, fire protection equipment, spill control equipment, and decontamination equipment, where required, shall be tested and maintained as necessary to assure proper operation in time of emergency. Last updated June 25, 2025 at 6:17 PM Authorized By…

(A) When hazardous waste is being poured, mixed, spread, or otherwise handled, all personnel involved in the operation shall have immediate access (e.g., direct or unimpeded access) to an internal alarm or emergency communication device, either directly or through visual or voice…

The large quantity generator shall maintain aisle space to allow the unobstructed movement of personnel, fire protection equipment, spill control equipment, and decontamination equipment to any area of facility operation in an emergency, unless aisle space is not needed for any o…

(A) The large quantity generator shall attempt to make arrangements with the local police department, fire department, other emergency response teams, emergency response contractors, equipment suppliers, and local hospitals, taking into account the types and quantities of hazardo…

(A) A large quantity generator shall have a contingency plan for the facility. The contingency plan shall be designed to minimize hazards to human health or the environment from fires, explosions, or any unplanned sudden or non-sudden release of hazardous waste or hazardous waste…

(A) The contingency plan shall describe the actions facility personnel shall take to comply with rules 3745-52-260 and 3745-52-265 of the Administrative Code in response to fires, explosions, or any unplanned sudden or non-sudden release of hazardous waste or hazardous waste cons…

A copy of the contingency plan and all revisions to the contingency plan shall be maintained at the large quantity generator. Additional requirements include the following:(A) The large quantity generator shall submit a copy of the contingency plan and all revisions to all local …

The contingency plan shall be reviewed, and immediately amended if necessary, when any of the following occur:(A) Applicable regulations are revised.(B) The contingency plan fails in an emergency.(C) The generator facility changes - in the generator facility's design, constructio…

At all times, there shall be at least one employee either on the generator's premises or on call (i.e., available to respond to an emergency by reaching the facility within a short period of time) with the responsibility to coordinate all emergency response measures and implement…

(A) When there is an imminent or actual emergency situation, the emergency coordinator (or the emergency coordinator's designee when the emergency coordinator is on call) shall immediately:(1) Activate internal facility alarms or communication systems, where applicable, to notify…

A generator who initiates a shipment of hazardous waste must certify to one of the following statements in item 15 of the uniform hazardous waste manifest:(A) "I am a large quantity generator. I have a program in place to reduce the volume and toxicity of waste generated to the d…