Hazardous Waste Management at Bowling Green State University HAZARDOUS WASTE.

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Hazardous Waste Management at Bowling Green State University HAZARDOUS WASTE

Transcript of Hazardous Waste Management at Bowling Green State University HAZARDOUS WASTE.

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Hazardous Waste Management

at

Bowling Green State University

HAZARDOUS

WASTE

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Resource Conservationand Recovery Act (RCRA) - 1976

“Cradle to grave”

management of

hazardous wastes

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Hazardous and Solid Waste Amendments (HSWA) - 1984

Established three categories of generators

• Large Quantity Generators (LQGs) (generate over 1000 Kg of hazardous waste per month)

• Small Quantity Generators (SQGs) (generate between 100 & 1000 Kg and <1 Kg of acutely

toxic waste per month)

• Conditionally Exempt Small Quantity Generators (CESQGs)(generate less than 100 Kg and <1 Kg of acutely toxic waste per month)

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Six Steps of HazardousWaste Management

• Identification

• Collection

• Storage

• Packaging

• Transportation

• Disposal

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Hazardous Waste Defined

HAZARDOUS

WASTE

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Hazardous Waste Categories

• Listed Wastes (U, P, K, and F)• from commercial chemical products

• from specific and non-specific sources

• Characteristic Wastes (D)• based on waste qualities

• heavy metals and certain pesticides

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Listed Wastes (U, P) –Commercial Chemicals

“U” listed wastes (“toxic”)• Acetone

• Formaldehyde

• Phenol

“P” listed wastes (“acutely toxic”)• Osmium Tetroxide

• Sodium Azide

• Sodium Cyanide

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Listed Wastes (K, F) – Specificand Nonspecific Sources

“K” listed wastes (“specific sources”)• Distillation bottoms from the production of acetaldehyde

from ethylene• Wastewater treatment sludges generated in the production

of creosote

“F” listed wastes (“non-specific sources”)• Spent halogenated solvents (e.g. carbon tetrachloride)• Spent non-halogenated solvents (e.g. toluene, MEK)

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Characteristic Wastes – “D” Wastes

Ignitable• flash point 140oF

Corrosive• pH 2 or 12.5

Reactive• unstable• air/water reactive

Toxic• heavy metals• certain pesticides

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Identification

• Who are the generators?• What are they generating?• How much are they generating?

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Academic Labs

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Research Labs

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CustodialClosets

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Other Custodial Storage Areas

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Building Maintenance Areas

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Paint Shops

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Unknowns

• Unnecessary• Expensive to identify

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Collection

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Use of funnel foradditions to wastecontainer

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Lid of waste container secured following additions

Properly labeled

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Storage(Lab)

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Proper waste storage

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Proper waste storage

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Separate, safe areas with instructions

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Hazardous WasteManagement Poster

• English• Russian• Chinese

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Storage area of last resort

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Overcrowding?

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Unacceptable storage

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Unacceptable storage

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Improper storage?

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Storage(Departmental)

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Transfer to safe storage areas

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Safe transport unit for glass bottles

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HAZARDOUS WASTE/ORPHAN CHEMICAL INVENTORY FORM/SHIPPING PAPER

Bowling Green State UniversityDate of Shipment ________________

Department/Institution ________________________________________________________

Department/Institution Contact _________________________________________________ CHEMTREC Emergency Number: 1-800-424-9300

Hazardous Waste/Orphan Chemical Information Orphan Inventory Information Only EHS Shipping Information

NO. OF TOTAL HAZ. UNOPENED/ DOT ID# DOTSTATUS CHEMICAL/PRODUCT NAME CONT. QUANTITY CLASS REPACKED MANUFACTURER GRADE (IF APPLICABLE) ERG #

STATUS HAZ. CLASS GRADEW - Waste O - Orphan C - Corrosive I - Ignitable T - Toxic R - Reactive C - Certified P - Practical T - Technical R - Reagent Other (Write In)

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Transportation(On-site)

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Hazardous waste transport vehicle

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Waste storage unit

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Partition areas within storage unit

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Separation of incompatible chemicals

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Hazardous WasteStorage Facility

(HWF)

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Storage on wooden shelving withinindividual storage rooms

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Packaging

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DOT approved

containers

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Comingling wastes

in fume hood

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Comingling wastes outside

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Lab-packing chemicals

in 55-gallon drum

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Proper labeling of waste drums

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Proper labeling of waste pails

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Transportation(Off-site)

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EPA registered transport vehicle

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Proper loading of waste containers

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Use of placards as required

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Use of Uniform

Hazardous Waste

Manifest system

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Disposal

• Options

– EPA approved landfill

– deep well injection

– incineration

– other thermal destruction

– chemical treatment

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Aptus hazardous waste incinerator

Coffeeville, Kansas

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Certificate of

Treatment

or Disposal

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Waste Minimization Program

• inventory management

• substitution

• microquantities

• drain disposal

• neutralization

• recycling

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Inventory Management

Purchase and store only those chemical

quantities to be used over a short period of time

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Substitution of hazardous chemical

with one that is less or non-hazardous

Substitution

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Use of Material

Safety Data Sheets in

selecting potential

chemicals for

substitution

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Microquantities

Use of smaller quantities of chemicals can result

in smaller volumes of hazardous wastes

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Drain Disposal

Only for certain chemicals in small quantities

with appropriate dilution and POTW approval

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Elementary Neutralization

Proper neutralization of hazardous chemicals can

result in reduced hazardous waste generation

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Recycling through Distillation

Solvent distillation reduces waste volumes and

and extends the time between needed purchases

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OrphanChemical Program

• Transfers useable but unwanted chemicals to those who can use them

• reduces disposal costs

• reduces purchasing costs for new materials

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Hazardous Waste Management

at

Bowling Green State University

HAZARDOUS

WASTE