Document MJa4a0wY2J4kNye9KJZE828zM

HAZARDOUS WASTE THE TOXICITY CHARACTERISTIC BY JOSEPH C. LEDVINA VISTA CHEMICAL COMPANY 900 THREADNEEDLE HOUSTON, TX 77079 CTL019615 HAZARDOUS WASTE THE TOXICITY CHARACTERISTIC BY JOSEPH C. LEDVINA VISTA CHEMICAL COMPANY 900 THREADNEEDLE HOUSTON, TX 77079 CTL019616 WHY IS THIS IMPORTANT? COST LIABILITY PRODUCT/RAW MATERIAL CHOICE CTL019617 KEY POINTS b. THIS APPLIES TO WASTE SUSPENSION PVC WASTE IS UNLIKELY TO BE HAZARDOUS MANY MORE WASTES WILL BE HAZARDOUS WASTEWATER IMPOUNDMENTS COULD BE REGULATED CTL019618 BACKGROUND RCRA - RESOURCE CONSERVATION AND RECOVERY ACT (1976) b. HSWA - HAZARDOUS AND SOLID WASTE ACT (1984) DEFINITION OF HAZARDOUS WASTE Listed waste (KOI 9, K020) * Characteristic waste (Ignitable, Reactive, Corrosive, EP Toxic) CTL019619 EP TOXICITY tu EP - EXTRACTION PROCEDURE EXTRACT WASTE FOR 24 HOURS WITH ACIDIC AQUEOUS SOLUTION ANALYZE LEACHATE WASTE IS HAZARDOUS IF LEACHATE CONTAINS ABOVE REGULATORY LEVELS * 8 Metals * 6 Pesticides CTL019620 EP TOXICITY REGULATORY LEVELS (mg/1) ARSENIC 5.0 BARIUM 100.0 CADMIUM 1.0 CHROMIUM 5.0 2,4--D 10.0 ENDRIN 0.02 LEAD 5.0 LINDANE 0.4 MERCURY 0.2 METHOXYCHLOR 10.0 SELENIUM 1.0 SILVER 5.0 TOXAPHENE 0.5 CTL019621 2,4,5--TP 1.0 TCLP/TC TCLP - TOXICITY CHARACTERISTIC LEACHING PROCEDURE TC - TOXICITY CHARACTERISTIC CTL019622 TIMING PROPOSED - JUNE 13. 1986 FINAL - MARCH 29. 1990 EFFECTIVE DATE - SEPTEMBER 25. 1990 LARGE QUANTITY GENERATORS EFFECTIVE DATE - MARCH 29. 1991 SMALL QUANTITY GENERATORS CTL019623 TGLP - THE PROCEDURE 18 HOUR EXTRACTION OF WASTE AQUEOUS ACIDIC SOLUTION ZERO HEADSPACE EXTRACTOR WASTE IS HAZARDOUS IF EXTRACT CONTAINS ABOVE REGULATORY LEVELS * 8 Metals * 6 Pesticides * 26 Organics LEACHING SOLUTION IS MORE AGGRESSIVE THAN THAT USED FOR EP CTL019624 IMPACT OF TC NEW REGULATORY LEVELS * EDC 0.5 mg/I (500 ppb) *VCM 0.2 mg/I (200 ppb) * BENZENE 0.5 mg/I (500 ppb) WHAT COULD NOW BE HAZARDOUS? * Contaminated soil * Equipment cleanout * Sludge * Wastewater * Liquid residues SUSPENSION PVC - OK CTL019625 F TC WASTEWATER TREATMENT SURFACE IMPOUNDMENTS RECEIVING HAZARDOUS WASTE PERMITS REQUIRED TO OPERATE IMPOUNDMENT MODIFICATIONS REQUIRED CTL019626 LDR LAND DISPOSAL RESTRICTION EPA HAS FINALIZED 5 MAJOR RULES LIMITING LAND DISPOSAL OF HAZARDOUS WASTE LAND DISPOSAL INCLUDES * Landfill * Landfarm * Storage piles * Surface impoundments TC - LAND DISPOSAL RESTRICTION IN 1 TO 3 YEARS CTL019627 AFTER TC LDR TC WASTES WILL NEED TO BE DESTROYED OR PRETREATED BEFORE LAND DISPOSAL SURFACE IMPOUNDMENTS RECEIVING TC WASTES MUST STOP CTL019628 SUMMARY MORE WASTES WILL BE HAZARDOUS DISPOSAL COST WILL INCREASE DISPOSAL OPTIONS MAY BE LIMITED TREATMENT IN SURFACE IMPOUNDMENTS RESTRICTED SUSPENSION PVC IS OK CTl019629 TC REGULATORY LEVELS (mg/1) ARSENIC BARIUM BENZENE CADMIUM CARBON TETRACHLORIDE CHLORDANE CHLOROBENZENE CHLOROFORM CHROMIUM o-CRESOL m-CRESOL p-CRESOL CRESOL 5.0 100.0 0.5 1.0 0.5 0.03 100.0 6.0 5.0 200.0 200.0 200.0 200.0 CTL019630 MORE TC REGULATORY LEVELS (mg/1) METHOXYCHLOR 10.0 METHYL ETHYL KETONE 200.0 NITROBENZENE 2.0 PENTACHLOROPHENOL PYRIDINE 100.0 5.0 SELENIUM 1.0 SILVER TETRACHLOROETHYLENE 5.0 0.7 TOXAPHENE 0.5 TRICHLOROETHYLENE 2,4,5--TRICHLOROPHENOL 0.5 400.0 2,4,6-TRICHLOROPHENOL 2.0 2,4,5-TP VINYL CHLORIDE 1.0 CTL019631 0.2 MORE TC REGULATORY LEVELS (mg/1) 2,4--D 1,4-DICHLOROBENZENE 1,2--DICHLOROETHANE 1.1--DICHLOROETHYLENE 2,4--DINITROTOLUENE ENDRIN HEPTACHLOR HEXACHLOROBENZENE HEXACHLOROBUTADIENE HEXACHLOROETHANE LEAD LINDANE MERCURY 10.0 7.5 0.5 0.7 0.13 0.02 0.008 0.13 0.5 3.0 5.0 0.4 CTL019632 0.2