SAN JOAQUIN VALLEY UNIFIED AIR POLLUTION CONTROL DISTRICT

RULE 7021 - ETHYLENE OXIDE - STERILIZERS AND AERATORS
(Adopted December 19, 1991, Amended December 17, 1992)

1.0 Purpose

The purpose of this rule is to control the emissions of ethylene oxide from sterilizers and aerators. Recordkeeping, notification, reporting, and control requirements are specified. A compliance schedule is also included.

2.0 Applicability

The requirements of this rule shall apply to any person who uses ethylene oxide for sterilization or fumigation or who aerates products sterilized with ethylene oxide at another facility.

3.0 Definitions

4.0 Exemptions

5.0 Requirements

A person shall not operate a sterilizer or aerator unless all of the following requirements are satisfied:

TABLE 1

Control and Compliance Requirements

CONTROL CATEGORY

REQUIREMENTS

Facility-wide

Pounds of Ethylene

Oxide used per year

Exhaust

Streams to

be Controlled

Exhaust

Streams to

be tested

Control

Efficiency

%

Less than or equal

to 25

None

None

None

More than 25 and

less than or equal

to 600



Sterilizer



Sterilizer



99.0

More than 600 and

Sterilizer;

Aerator;

Back-Draft

Valve

Sterilizer;

Aerator

99.9

95.0

More than 5,000

Sterilizer;

Aerator;

Sterilizer

Door Hood

Back-Draft

Valve

Sterilizer;

Aerator

99.9

99.0

N/A

Aeration-only

Facilities

Aerator

Aerator

95.0

6.0 Administrative Requirements

7.0 Compliance Schedule