Hazardous Waste Hazardous Waste ManagementManagement

What is Hazardous WasteWhat is Hazardous Waste

EPA Definition:EPA Definition:

A material is a A material is a hazardous wastehazardous waste if due if due to its quantity, concentration, to its quantity, concentration, physical, chemical or infectious physical, chemical or infectious characteristics it possesses a characteristics it possesses a substantial present, or potential substantial present, or potential hazard to human health and the hazard to human health and the environment and environment and has no known has no known use.use.

What chemical waste must be What chemical waste must be managed?managed?

Wastes that meet any of the Wastes that meet any of the following characteristics.following characteristics.

Ignitable – Flashpoint of Ignitable – Flashpoint of ≤≤ 140140°F°F

Corrosive – pH Corrosive – pH ≤2 or ≥ 12.5≤2 or ≥ 12.5

Toxic – LD-50 < 5000 mg/kgToxic – LD-50 < 5000 mg/kg

Reactive – Reacts with Reactive – Reacts with anythinganything

Common WastesCommon Wastes

SolventsSolvents– Paint thinnerPaint thinner

PaintPaint Drain CleanersDrain Cleaners Caustic Detergents Caustic Detergents Used OilUsed Oil Expired PesticidesExpired Pesticides DegreasersDegreasers

Hazardous waste must not be Hazardous waste must not be disposed of on site.disposed of on site.

This includes Storm or Sewer Drains

…The Dumpster

Satellite AccumulationSatellite Accumulation These are areas within the studio that These are areas within the studio that

generate small quantities of Hazardous generate small quantities of Hazardous Waste.Waste.

Definition: An Area that within Definition: An Area that within 9 months9 months accumulates- accumulates-

No more than 55 gallonsNo more than 55 gallons of any of any hazardous waste stream.hazardous waste stream.

No more than 1 quartNo more than 1 quart of any acutely or of any acutely or extremely hazardous waste stream.extremely hazardous waste stream.

Hazardous Waste StorageHazardous Waste Storage

Waste containers must be keepclosed/capped unless waste is being added or removed!

A funnel is not a cap

Good Secondary Containment Poor management of paint waste.

Hazardous Waste StorageHazardous Waste Storage

Containers with Containers with closable/sealable closable/sealable lids or covers.lids or covers.

Containers must Containers must be in good be in good condition: no condition: no holes, creases, holes, creases, cracks, rust.cracks, rust.

Compatible to the Compatible to the waste stored in it.waste stored in it.

Container open with no label

Hazardous Waste StorageHazardous Waste Storage

NO Food or Beverage NO Food or Beverage ContainersContainers..

Waste LabelingWaste Labeling

Label must have the Label must have the words:words:

- ““Hazardous Waste”Hazardous Waste”- The name and address The name and address

of the generator (SDSU)of the generator (SDSU)- The waste composition The waste composition

and physical stateand physical state- Percent volume Percent volume - Type of Hazard, ie. Type of Hazard, ie.

Flammable, Corrosive, Flammable, Corrosive, ToxicToxic

- The accumulation start The accumulation start date (Month, Day, Year)date (Month, Day, Year)

Incomplete waste label-No Start Date-No percent volume-No hazards checked

Waste LabelingWaste Labeling

In other words, fill out the entire In other words, fill out the entire hazardous waste label!!hazardous waste label!!

Needs improvement!!

““Empty” ContainersEmpty” Containers

> 5 gallons in size which previously > 5 gallons in size which previously held hazardous materials must be held hazardous materials must be managed as Hazardous Waste.managed as Hazardous Waste.

< 5 gallons don’t need to be < 5 gallons don’t need to be managedmanaged

Empty containers of any size that Empty containers of any size that previously held Highly toxic previously held Highly toxic materials must be handled as materials must be handled as hazardous waste. “Sodium azide”hazardous waste. “Sodium azide”

““California Empty”California Empty”

Collect:Collect:– Collect in a safe location away from foot trafficCollect in a safe location away from foot traffic

Invert to dry:Invert to dry:– Invert bottle over paper towels and shake to Invert bottle over paper towels and shake to

dry. (Do not air dry in fume hoods)dry. (Do not air dry in fume hoods) Deface:Deface:

– Thoroughly deface the chemical label.Thoroughly deface the chemical label. Dispose:Dispose:

– To dispose of the bottle call EH&S.To dispose of the bottle call EH&S.

Waste Container removalWaste Container removal

Call EH&S DepartmentCall EH&S Department x46778 or x46098x46778 or x46098 NeverNever allow more than the allow more than the

maximum amounts to be maximum amounts to be accumulated. accumulated.

Satellite containers will be removed Satellite containers will be removed within 7 working dayswithin 7 working days..

Key methods for waste Key methods for waste minimizationminimization

ReduceReduce– Purchase only what you needPurchase only what you need

ReuseReuse– Reuse empty containers to collect Reuse empty containers to collect

wastewaste– Subscribe to a rag reuse serviceSubscribe to a rag reuse service

RecycleRecycle– Some waste oils and paints can Some waste oils and paints can

be recycledbe recycled– Remember that Paper, Metals and Remember that Paper, Metals and

some Plastics can be recycledsome Plastics can be recycled

Waste MinimizationWaste Minimization

Chemical SpillsChemical Spills

Have a Spill Kit ReadyHave a Spill Kit Ready

Set-up kit for your Set-up kit for your specific needsspecific needs

Take inventory of Take inventory of the kit frequentlythe kit frequently

Quickly replace Quickly replace used or missing used or missing itemsitems

Spill ResponseSpill Response

For Small Spills:For Small Spills: Spills one gallon or less, clean the spill Spills one gallon or less, clean the spill

using the material in your spill kit.using the material in your spill kit. Don your proper protective equipment Don your proper protective equipment

(PPE).(PPE). Place contaminated material into your spill Place contaminated material into your spill

bag, seal, and attach a hazardous waste bag, seal, and attach a hazardous waste label.label.

Request a waste pick up of the material Request a waste pick up of the material from EH&S.from EH&S.

Rats

Spill ResponseSpill ResponseFor Larger Spills:For Larger Spills: Contain the spill if possible, notify Contain the spill if possible, notify

others in the area, and evacuate the others in the area, and evacuate the area. area.

Notify your safety officer or EH&S Notify your safety officer or EH&S and the supervisor of the area.and the supervisor of the area.

If after business hours, notify Public If after business hours, notify Public Safety (x1991).Safety (x1991).

Finally, If All Else Fails…Finally, If All Else Fails…

Consult the Hazardous Materials and Consult the Hazardous Materials and Hazardous Waste Management Practices Hazardous Waste Management Practices

Booklet provided by EH&S.Booklet provided by EH&S.

Frequently Asked QuestionsFrequently Asked Questions

Q: How do I know if my waste product is Q: How do I know if my waste product is actually hazardous?actually hazardous?

A: Other than going though a long and A: Other than going though a long and costly waste determination process, give costly waste determination process, give the material to EH&S and let them make the material to EH&S and let them make that determination.that determination.

Frequently Asked QuestionsFrequently Asked Questions

Q: Do I need the exact percentage on the Q: Do I need the exact percentage on the hazardous waste label?hazardous waste label?

A: No, they can be done in percent ranges A: No, they can be done in percent ranges like 10-30%. If there are too many like 10-30%. If there are too many components and there is not enough room components and there is not enough room to list them, then list the three major to list them, then list the three major components or any acute hazardous components or any acute hazardous waste, no matter the amount.waste, no matter the amount.

Frequently Asked QuestionsFrequently Asked Questions

Q: How do I know if a chemical is acutely Q: How do I know if a chemical is acutely hazardous waste?hazardous waste?

A: Acutely hazardous waste is given A: Acutely hazardous waste is given something called a P-code by the EPA and something called a P-code by the EPA and can be found at the following link:can be found at the following link:– http://www.epa.gov/osw/hazwaste.htmhttp://www.epa.gov/osw/hazwaste.htm and and

click on The P-list and the U-list.click on The P-list and the U-list.– Or go to 40 CFR 261.33(e)Or go to 40 CFR 261.33(e)

The EndThe End