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Cyclic Crudes And Intermediates, Tuscaloosa, Alabama. NPDES permit AL0025330, in force until Oct 31, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | 003 |
| pH | daily minimum | report only (SU) | all year | 003 |
| pH | daily maximum | report only (SU) | all year | 003 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 003 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 003 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 110 mg/L | all year | 003 |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year | 003 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 003 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | 006 |
| pH | daily minimum | report only (SU) | all year | 006 |
| pH | daily maximum | report only (SU) | all year | 006 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 006 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 006 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 110 mg/L | all year | 006 |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year | 006 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 006 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | 007 |
| pH | daily minimum | report only (SU) | all year | 007 |
| pH | daily maximum | report only (SU) | all year | 007 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 007 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 007 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 110 mg/L | all year | 007 |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year | 007 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 007 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 007 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 007 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 007 |
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | 008 |
| pH | daily minimum | report only (SU) | all year | 008 |
| pH | daily maximum | report only (SU) | all year | 008 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 008 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 008 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 110 mg/L | all year | 008 |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year | 008 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 008 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 008 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 008 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 008 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 008 |
Cited limits by parameter: Alabama's rules and the federal ones.
Same industry: the 79 Chemicals and Allied Products permits in Alabama.
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