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 |
Okla. Admin. Code tit. 165, ch. 25, app Q