| source | facility | location |
| 0125040420 N003 | COLUMBUS SOUTHERLY WASTEWATER TREATMENT PLANT | LOCKBOURNE |
| 0125040420 N004 | COLUMBUS SOUTHERLY WASTEWATER TREATMENT PLANT | LOCKBOURNE |
| 0145000018 B002 | DENISON UNIVERSITY | GRANVILLE |
| 0145000018 B003 | DENISON UNIVERSITY | GRANVILLE |
| 0165010026 B004 | GE CIRCLEVILLE LAMP PLANT | CIRCLEVILLE |
| 0165010026 P019 | GE CIRCLEVILLE LAMP PLANT | CIRCLEVILLE |
| 0165010026 P020 | GE CIRCLEVILLE LAMP PLANT | CIRCLEVILLE |
| 0165010026 R002 | GE CIRCLEVILLE LAMP PLANT | CIRCLEVILLE |
| 0165010026 X003 | GE CIRCLEVILLE LAMP PLANT | CIRCLEVILLE |
| 0165010026 Z012 | GE CIRCLEVILLE LAMP PLANT | CIRCLEVILLE |
| 0165010026 Z015 | GE CIRCLEVILLE LAMP PLANT | CIRCLEVILLE |
| 0180000130 X106 | HONDA OF AMERICA MANUFACTURING, INC. | MARYSVILLE |
| 0180000130 X108 | HONDA OF AMERICA MANUFACTURING, INC. | MARYSVILLE |
| 0247080234 X003 | FORD MOTOR COMPANY - LORAIN ASSEMBLY PLANT | LORAIN |
| 0247100408 B003 | OBERLIN COLLEGE | OBERLIN |
| 0278080011 B004 | TRUMBULL MEMORIAL HOSPITAL | WARREN |
| 0278080011 B005 | TRUMBULL MEMORIAL HOSPITAL | WARREN |
| 0285030180 B002 | COLLEGE OF WOOSTER | WOOSTER |
| 0285030180 B005 | COLLEGE OF WOOSTER | WOOSTER |
| 0448010247 B003 | MEDICAL COLLEGE OF OHIO AT TOLEDO | TOLEDO |
| 0448010413 K007 | DAIMLERCHRYSLER CORP | TOLEDO |
| 0448010413 K008 | DAIMLERCHRYSLER CORP | TOLEDO |
| 0448010413 K009 | DAIMLERCHRYSLER CORP | TOLEDO |
| 0448010413 K010 | DAIMLERCHRYSLER CORP | TOLEDO |
| 0448010414 K021 | DAIMLERCHRYSLER CORP | TOLEDO |
| 0448010414 K022 | DAIMLERCHRYSLER CORP | TOLEDO |
| 0448010414 K023 | DAIMLERCHRYSLER CORP | TOLEDO |
| 0671010104 Z005 | CHILLICOTHE CORRECTIONAL INSTITUTION | CHILLICOTHE |
| 0679010013 B015 | ARIZONA CHEMICAL CO | DOVER |
| 0679010013 B020 | ARIZONA CHEMICAL CO | DOVER |
| 0679010013 B022 | ARIZONA CHEMICAL CO | DOVER |
| 0679010013 B025 | ARIZONA CHEMICAL CO | DOVER |
| 0819070134 B007 | BASF CORPORATION | GREENVILLE |
| 0829700441 B605 | WRIGHT-PATTERSON AIR FORCE BASE | WRIGHT-PATTERSON AFB |
| 0829700441 B609 | WRIGHT-PATTERSON AIR FORCE BASE | WRIGHT-PATTERSON AFB |
| 1318002965 B006 | METROHEALTH MEDICAL CENTER | CLEVELAND |
| 1318002965 B007 | METROHEALTH MEDICAL CENTER | CLEVELAND |
| 1318002965 B008 | METROHEALTH MEDICAL CENTER | CLEVELAND |
| 1318002965 B009 | METROHEALTH MEDICAL CENTER | CLEVELAND |
| 1318002965 B010 | METROHEALTH MEDICAL CENTER | CLEVELAND |
| 1318003059 B009 | THE MEDICAL CENTER COMPANY | CLEVELAND |
| 1318003059 B010 | THE MEDICAL CENTER COMPANY | CLEVELAND |
| 1318003059 B014 | THE MEDICAL CENTER COMPANY | CLEVELAND |
| 1318003059 B016 | THE MEDICAL CENTER COMPANY | CLEVELAND |
| 1409010006 B021 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 B022 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 B023 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 B026 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 B027 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 B028 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 B029 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 B030 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 B031 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 B032 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 P019 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 P022 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 P049 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 P062 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 P065 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409010006 P094 | AK STEEL CORPORATION | MIDDLETOWN |
| 1409090081 B010 | MIAMI UNIVERSITY | OXFORD |
| 1409090081 B011 | MIAMI UNIVERSITY | OXFORD |
| 1409090081 B012 | MIAMI UNIVERSITY | OXFORD |
| 1431350064 B001 | ROYSTER CLARK INC | NORTH BEND |
| 1677000105 Z001 | PECHINEY PLASTIC PACKAGING INC | AKRON |
| 1677010091 B031 | THE UNIVERSITY OF AKRON | AKRON |
| 1677010091 B032 | THE UNIVERSITY OF AKRON | AKRON |
| 1677010091 B033 | THE UNIVERSITY OF AKRON | AKRON |