Oklahoma Administrative Code
Title 165 - Corporation Commission
Chapter 25 - Underground Storage Tanks
Appendix Q - Manual Tank Gauging Guide

Universal Citation: OK Admin Code Q
Current through Vol. 41, No. 13, March 15, 2024

NOMINAL TANK CAPACITY

WEEKLY STANDARD (ONE TEST)

MONTHLY 30-DAY STANDARD (AVERAGE OF FOUR TESTS)

LENGTH OF TIME

550 gallons or less

10 gallons

5 gallons

36 hours

1,000 gallons (Tank = 64" X 73")

9 gallons

4 gallons

44 hours

1,000 gallons (Tank = 48" X 128")

12 gallons

6 gallons

48 hours

Added at 18 Ok Reg 2378, eff 7-1-01

Disclaimer: These regulations may not be the most recent version. Oklahoma may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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