Ecological Tanks, Inc.
Certified models
| Model Name | Capacity | Material | Type | Expiration End Date | Class | |
|---|---|---|---|---|---|---|
| ASO600C | 600 | Concrete | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| AA800-00110 | 800 | Concrete | Aerobic Treatment System | 02/15/2033 | Class 1 | |
| AA750T-50 | 750 | Concrete | Aerobic Treatment System | 02/15/2033 | Class 1 | |
| AA750-4290 | 750 | Concrete | Aerobic Treatment System | 02/15/2033 | Class 1 | |
| AS600C 4+75NR | 600 | Concrete | Aerobic Treatment System | 02/15/2033 | Class 1 | |
| AA600-4075 | 600 | Concrete | Aerobic Treatment System | 02/15/2033 | Class 1 | |
| AS500C 4+75 | 500 | Concrete | Aerobic Treatment System | 02/15/2033 | Class 1 | |
| AA500T-3550 | 500 | Concrete | Aerobic Treatment System | 02/15/2026 | Class 1 | |
| AA500-4075 | 500 | Concrete | Aerobic Treatment System | 02/15/2026 | Class 1 | |
| AA500-4050 | 500 | Concrete | Aerobic Treatment System | 02/15/2033 | Class 1 | |
| AA840-4290 | 840 | Concrete | Aerobic Treatment System | 11/15/2031 | Class 1 | |
| AA1500-10NR | 1500 | Concrete | Aerobic Treatment System | 12/15/2030 | Class 1 | |
| AA1200-75NR | 1200 | Concrete | Aerobic Treatment System | 12/15/2030 | Class 1 | |
| AA1000-75NR | 1000 | Concrete | Aerobic Treatment System | 12/15/2030 | Class 1 | |
| AA800-5NR | 800 | Concrete | Aerobic Treatment System | 12/15/2030 | Class 1 | |
| AA750-5NR | 750 | Concrete | Aerobic Treatment System | 12/15/2030 | Class 1 | |
| AA600-4NR | 600 | Concrete | Aerobic Treatment System | 12/15/2030 | Class 1 | |
| AA500-35NR | 500 | Concrete | Aerobic Treatment System | 10/04/2030 | Class 1 | |
| AS500L | 500 | Fiberglass | Aerobic Treatment System | 07/01/2027 | Class 1 | |
| AA500T | 500 | Concrete | Aerobic Treatment System | 07/01/2027 | Class 1 | |
| ASO800 | 800 | Fiberglass | Aerobic Treatment System | 04/16/2027 | Class 1 | |
| ASO800C | 800 | Concrete | Aerobic Treatment System | 04/16/2027 | Class 1 | |
| ASO1500C | 1500 | Concrete | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO1500 | 1500 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO1000C | 1000 | Concrete | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO1000 | 1000 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO750C | 750 | Concrete | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO750 | 750 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO600C 4+75 | 600 | Concrete | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO600CU | 600 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO600 5+75 Trio EZ | 600 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO600 5+5 Trio EZ | 600 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO600 +3 Duo | 600 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO600 | 600 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO500CU | 500 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO500C 5+6 | 500 | Concrete | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO500C | 500 | Concrete | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO500 5+75 Trio EZ | 500 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO500 5+5 Trio EZ | 500 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO500 +3 Duo | 500 | Fiberglass | Aerobic Treatment System | 06/01/2026 | Class 1 | |
| ASO500 | 500 | Fiberglass | Aerobic Treatment System | 02/01/2033 | Class 1 |