BAY AREA AIR QUALITY MANAGEMENT DISTRICT
Best Available Control Technology (BACT) Guideline

Source Category

Source: Storage tank - External Floating Roof, Organic Liquids Revision: 2
Document #: 167.1.1
Class: All Date: 03/03/95

Determination

POLLUTANT

 BACT
1. Technologically Feasible/ Cost Effective
2. Achieved in Practice		 TYPICAL TECHNOLOGY
POC 1. Vapor recovery system w/ an overall system efficiency >98%a,T

2.  BAAQMD Approved roof w/ liquid mounted primary seal and zero gap secondary seal, all meeting design criteria of Reg. 8, Rule 5. Also, no ungasketed roof penetrations, no slotted pipe guide pole unless equipped with float and wiper seals, and no adjustable roof legs unless fitted w/ vapor seal boots or equivalenta,T		 1.  Thermal Incinerator; or Carbon Adsorber; or Refrigerated Condenser; or BAAQMD approved equivalenta,T
2. BAAQMD Approved Roof and Seal Designa,T
NOx 1. n/a
2.  n/a		 1.  n/a
2. n/a
SO2 1. n/a
2.  n/a		 1.  n/a
2. n/a
CO 1. n/a
2.  n/a		 1.  n/a
2. n/a
PM10 1. n/a
2.  n/a		 1.  n/a
2. n/a
NPOC 1.  Vapor recovery system w/ an overall system efficiency >98%a,T

2.  Same as for POC above		 1.  Carbon Adsorber;   or Refrigerated Condenser; or BAAQMD approved equivalenta,T
2. BAAQMD Approved Roof and Seal Designa,T

References

a. BAAQMD
T. TBACT