Hazardous waste · by county

Hazardous waste handlers in Howard County, Maryland

503Handlers
53Large quantity generators
0TSD facilities
44With a recorded violation

Howard County holds 503 of the 9,380 regulated hazardous waste handlers in Maryland, which makes it the 6th largest county in the state by handler count. 53 are large quantity generators and 44 have at least one violation on record. County FIPS 24027.

By what a handler does in Howard County

Comparable counties in Maryland

Year by year in Howard County

Handlers

Handler↑↓	Where↑↓	Generator status↑↓	Also	Violations↑↓
HOWARD CO PS GLENELG HS	Glenelg, Howard, MD	Small quantity generator		0
HOWARD CO SCHOOL OF TECH /GROUNDS SHOP	Ellicott City, Howard, MD	Very small quantity generator		0
HOWARD COMMUNITY COLLEGE	Columbia, Howard, MD	Very small quantity generator		0
HOWARD COUNTY BRIDGE HO-0016001	Ellicott City, Howard, MD	Large quantity generator		0
HOWARD COUNTY BRIDGE HO-0043001	Mount Airy, Howard, MD	Large quantity generator		0
HOWARD COUNTY BRIDGE HO-0109001	Columbia, Howard, MD	Large quantity generator		0
HOWARD COUNTY BRIDGE HO-0126001	Columbia, Howard, MD	Large quantity generator		0
HOWARD COUNTY BRIDGE HO-0128001	Columbia, Howard, MD	Large quantity generator		0
HOWARD COUNTY BRIDGE HO-0141001	Elkridge, Howard, MD	Large quantity generator		0
HOWARD COUNTY BUREAU OF ENGINEERING	Columbia, Howard, MD	Small quantity generator		0
HOWARD COUNTY BUREAU OF UTILITIES	Columbia, Howard, MD	Small quantity generator		0
HOWARD COUNTY CENTRAL FLEET	Elkridge, Howard, MD	Small quantity generator		0
HOWARD COUNTY GENERAL HOSPITAL	Columbia, Howard, MD	Very small quantity generator		0
HOWARD COUNTY GOVERNMENT	Ellicott City, Howard, MD	Very small quantity generator		0
HOWARD COUNTY LITTLE PATUXENT WATER RECLAMATION PLANT	Savage, Howard, MD	Small quantity generator		0
HOWARD COUNTY MAINTENANCE BLDG (RIDGE RD SHOP)	Ellicott City, Howard, MD	Small quantity generator		0
HOWARD COUNTY POLICE DEPARTMENT WAREHOUSE	Columbia, Howard, MD	Very small quantity generator		0
HOWARD COUNTY PUBLIC SCHOOL SYSTEM WAREHOUSE	Columbia, Howard, MD	Very small quantity generator		0
HOWARD COUNTY WARFIELD BLDG	Ellicott City, Howard, MD	Small quantity generator		0
HOWARD HIGH SCHOOL - HCPSS	Ellicott City, Howard, MD	Very small quantity generator		0
HOWCO TRANSFER COMPANY	Ellicott City, Howard, MD	Not a generator	Transporter	0
IDX CORPORATION	Columbia, Howard, MD	Small quantity generator		0
IGENE BIOTECHNOLOGY	Columbia, Howard, MD	Very small quantity generator		0
IMPERIAL DADE	Jessup, Howard, MD	Very small quantity generator		0
INFINERA	Annapolis Junction, Howard, MD	Very small quantity generator		0
INMAR RX SOLUTIONS - COLUMBIA	Columbia, Howard, MD	Very small quantity generator		0
INTERCHECKS INC	Columbia, Howard, MD	Very small quantity generator		0
INTRALOX LLC	Savage, Howard, MD	Small quantity generator		0
INTRALYTIX, INC	Columbia, Howard, MD	Very small quantity generator		0
J & G AUTOMOTIVE	Laurel, Howard, MD	Very small quantity generator		0
JACO ENVIRONMENTAL INC	Jessup, Howard, MD	Very small quantity generator		0
JACO ENVIRONMENTAL, INC	Savage, Howard, MD	Small quantity generator		0
JESSUP ROOFING & JESSUP ASPHALT FACILITY	Jessup, Howard, MD	Very small quantity generator		0
JHU APL - B201	Laurel, Howard, MD	Large quantity generator		4
JHU APL - MP2	Laurel, Howard, MD	Very small quantity generator		0
JHU APL - MP3	Laurel, Howard, MD	Very small quantity generator		0
JHU APL - MP4	Laurel, Howard, MD	Very small quantity generator		0
JHU APL - MP6	Laurel, Howard, MD	Very small quantity generator		0
JHU APL - MP8	Laurel, Howard, MD	Small quantity generator		0
JHU ENERGETICS RESEARCH GROUP	Columbia, Howard, MD	Very small quantity generator		0
JOHNS HOPKINS UNIVERSITY OAK HALL RESEARCH FACILITY	Columbia, Howard, MD	Very small quantity generator		0
JOY CLEANERS	Elkridge, Howard, MD	Very small quantity generator		0
K & W CLEANERS	Columbia, Howard, MD	Very small quantity generator		0
KAISER PERMANENTE - COLUMBIA GATEWAY MEDICAL OFFICE BUILDING	Columbia, Howard, MD	Very small quantity generator		0
KARRINGTON CLINICAL LABORATORY	Fulton, Howard, MD	Small quantity generator		0
KBRWYLE TECHNOLOGY SOLUTIONS LLC	Columbia, Howard, MD	Small quantity generator		0
KEY PRESS LTD	Ellicott City, Howard, MD	Very small quantity generator		0
KMART 3332	Ellicott City, Howard, MD	Small quantity generator		0
L3HARRIS TECHNOLOGIES, INC.	Columbia, Howard, MD	Very small quantity generator		0
LAKESIDE CLEANERS	Columbia, Howard, MD	Very small quantity generator		0
LAROX INC	Columbia, Howard, MD	Very small quantity generator		0
LAUREL DODGE INC	Laurel, Howard, MD	Small quantity generator		0
LEIDOS	Columbia, Howard, MD	Very small quantity generator		0
LIME KILN MIDDLE SCHOOL	Fulton, Howard, MD	Very small quantity generator		0
LINCOLN TECHNICAL INSTITUTE	Columbia, Howard, MD	Small quantity generator		0
LINDE GAS AND EQUIPMENT INC	Jessup, Howard, MD	Very small quantity generator		0
LINDEN CHURCH MEASURING STA	Clarksville, Howard, MD	Very small quantity generator		0
LISBON CAR CARE	Lisbon, Howard, MD	Very small quantity generator		0
LISBON ELEMENTARY SCHOOL	Woodbine, Howard, MD	Very small quantity generator		0
LONG REACH HIGH SCHOOL	Columbia, Howard, MD	Small quantity generator		0
LOWES OF COLUMBIA, MD #2244	Elkridge, Howard, MD	Small quantity generator		0
LUCENT TECHNOLOGIES INC	Jessup, Howard, MD	Very small quantity generator		0
LYNWOOD CLEANERS & TAILORS, INC	Elkridge, Howard, MD	Very small quantity generator		0
MAACO COLLISION REPAIR & AUTO PAINTING	Jessup, Howard, MD	Small quantity generator		0
MACY`S COLUMBIA MALL	Columbia, Howard, MD	Very small quantity generator		0
MALVERN INSTRUMENTS	Columbia, Howard, MD	Very small quantity generator		0
MARRIOTS RIDGE HIGH SCHOOL	Marriottsville, Howard, MD	Very small quantity generator		0
MARYLAND AND VIRGINIA MILK PRODUCERS	Laurel, Howard, MD	Very small quantity generator		0
MARYLAND BIOENERGY CENTER-JESSUP	Jessup, Howard, MD	Very small quantity generator		0
MARYLAND CORRECTIONAL ENTERPRISES - HQ WAREHOUSE	Jessup, Howard, MD	Very small quantity generator		0
MARYLAND MCE PATUXENT INSTITUTION	Jessup, Howard, MD	Small quantity generator		0
MARYLAND MOBILE TRAILER SERVICE INC	Elkridge, Howard, MD	Very small quantity generator		0
MARYLAND STATE HIGHWAY ADMINISTRATION - DAYTON MAINTENANCE FACILITY	Dayton, Howard, MD	Small quantity generator		0
MATHURIN WILLIAM DDS	Ellicott City, Howard, MD	Very small quantity generator		0
MAYFIELD WOODS MIDDLE SCHOOL	Elkridge, Howard, MD	Very small quantity generator		0
MDOT SHA BRIDGE # 1300400	Jessup, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE # 1300900	Savage, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE # 1306700	Columbia, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE # 1308300	Mount Airy, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE # 1309400	Lisbon, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE # 1309900	Jessup, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE # 1311503	Annapolis Junction, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE # 1311504	Annapolis Junction, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE #1300200	Elkridge, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE #1301202	Columbia, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE #1301301	Columbia, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE #1301302	Columbia, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE #1301500	Ellicott City, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE #1312800	Columbia, Howard, MD	Large quantity generator		0
MDOT SHA BRIDGE #1312900	Columbia, Howard, MD	Large quantity generator		0
MDTA BRIDGE HO-Y01200	Elkridge, Howard, MD	Very small quantity generator		0
MDTA BRIDGE # HOY007011	Elkridge, Howard, MD	Very small quantity generator		0
MDTA BRIDGE # HOY007021	Elkridge, Howard, MD	Very small quantity generator		0
MDTA BRIDGE HOY004001	Elkridge, Howard, MD	Very small quantity generator		0
MDTA BRIDGE HOY013001	Elkridge, Howard, MD	Very small quantity generator		0
MDTA BRIDGE HOY014001	Elkridge, Howard, MD	Very small quantity generator		0
MEDSTAR HEALTH	Elkridge, Howard, MD	Very small quantity generator		0
METTLER TOLEDO AUTOCHEM	Columbia, Howard, MD	Very small quantity generator		0
METTLER TOLEDO AUTOCHEM, INC.	Columbia, Howard, MD	Very small quantity generator		0
MICROWAVE TELEMETRY	Columbia, Howard, MD	Very small quantity generator		0

Figures from EPA’s RCRAInfo download.