NPDES AL0001945 · Clean Water Act
OLIN CORPORATION ALKALI PRODUCTS AND VINYLS - MCINTOSH, Mc Intosh, AL: NPDES AL0001945 discharge permit, effluent exceedances, inspections, penalties
OLIN CORPORATION ALKALI PRODUCTS AND VINYLS - MCINTOSH, Mc Intosh, Alabama: Individual permit AL0001945, held by Olin Corporation Alkali Products and Vinyls; Effective; issued August 31, 2020, term to August 31, 2025; Other Basic Inorganic Chemical Manufacturing.
15 of the 19 pollutants listed for NPDES AL0001945 have no violation or effluent exceedance.
- pH: 12 limits, 2 violations of any kind, 2 effluent exceedances, latest April 30, 2019.
- %Effect Static Renewal 48Hr Acute Ceriodaphnia dubia: 0 limits, 1 violation of any kind, 1 effluent exceedance, latest June 30, 2003, largest 39% over the limit.
- BOD, 5-day, 20 deg. C: 0 limits, 2 violations of any kind.
- Solids, total dissolved: 7 limits, 1 violation of any kind.
- Flow, in conduit or thru treatment plant: 9 limits.
- Mercury, total recoverable: 9 limits.
- Solids, total suspended: 7 limits.
- Chloride [as Cl]: 2 limits.
- Sulfate, total [as SO4]: 2 limits.
- Copper, total [as Cu]: 2 limits.
- Lead, total [as Pb]: 2 limits.
- Nickel, total [as Ni]: 2 limits.
- Chlorine, total residual: 2 limits.
- Temperature, water deg. fahrenheit: 1 limit.
- Nitrogen, ammonia total [as N]: 1 limit.
- Nitrite + Nitrate total [as N]: 1 limit.
- Phosphorus, total [as P]: 1 limit.
- Toxicity [acute], Ceriodaphnia dubia: 1 limit.
- Toxicity [acute], Pimephales promelas [Fathead Minnow]: 1 limit.
- March 9, 2026: Evaluation (S).
OLIN CORPORATION ALKALI PRODUCTS AND VINYLS - MCINTOSH among its neighbors
7 discharge permits are in the Lower Lewis Creek subwatershed (HUC 031602030802); AL0001945 is one. Its county: 55, 3 major; AL0001945 is major permit.
Other permits in the Lower Lewis Creek subwatershed (HUC 031602030802)
- BASF MCINTOSH SITE, Mcintosh: AL0003093, major, term to 2016-03-31
- BENNY DARBY SAND & GRAVEL, Sunflower: ALG850025, minor, term to 2017-03-31
- LINDE INC. - MCINTOSH PLANT, Mcintosh: AL0067687, minor, term to 2027-11-30
- LINDE INC. - MCINTOSH PLANT, Mcintosh: ALNE00394, minor, term to 2027-04-02
- LINDE SMR PLANT, Mc Intosh: ALR10C39V, minor, term to 2026-03-31
- WASHINGTON COUNTY COGENERATION PLANT, Mcintosh: AL0071951, minor, term to 2026-09-30
Identity
| Facility | OLIN CORPORATION ALKALI PRODUCTS AND VINYLS - MCINTOSH |
|---|---|
| Permittee | Olin Corporation Alkali Products and Vinyls |
| NPDES ID | AL0001945 |
| Status | Effective |
| Type | Individual permit |
| Class | Major |
| Facility type | Non-POTW |
| Issued | August 31, 2020 |
| Expires | August 31, 2025 |
| Address | Mc Intosh, AL 36553 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Lower Lewis Creek (HUC 031602030802) |
| NAICS | 325180 – Other Basic Inorganic Chemical Manufacturing |
| SIC | 2812 – Alkalies And Chlorine |
| Other EPA IDs (FRS) | RCRA handler ALD008188708; ICIS-AIR source AL0000000112900008 |
NPDES AL0001945: effluent limits and exceedances
OLIN CORPORATION ALKALI PRODUCTS AND VINYLS - MCINTOSH (NPDES AL0001945): 19 pollutants on file, 17 limited; 4 with a violation of any kind, 2 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| pH | 12 | 2 | 2 | April 30, 2019 | |
| %Effect Static Renewal 48Hr Acute Ceriodaphnia dubia | 0 | 1 | 1 | June 30, 2003 | 39% over the limit |
| BOD, 5-day, 20 deg. C | 0 | 2 | 0 | ||
| Solids, total dissolved | 7 | 1 | 0 | ||
| Flow, in conduit or thru treatment plant | 9 | 0 | 0 | ||
| Mercury, total recoverable | 9 | 0 | 0 | ||
| Solids, total suspended | 7 | 0 | 0 | ||
| Chloride [as Cl] | 2 | 0 | 0 | ||
| Sulfate, total [as SO4] | 2 | 0 | 0 | ||
| Copper, total [as Cu] | 2 | 0 | 0 | ||
| Lead, total [as Pb] | 2 | 0 | 0 | ||
| Nickel, total [as Ni] | 2 | 0 | 0 | ||
| Chlorine, total residual | 2 | 0 | 0 | ||
| Temperature, water deg. fahrenheit | 1 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 0 | 0 | ||
| Phosphorus, total [as P] | 1 | 0 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 0 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 0 | 0 |
NPDES AL0001945: inspections, violations and enforcement
NPDES AL0001945: 1 inspection
| Date | What EPA recorded | Agency |
|---|---|---|
| March 9, 2026 | Evaluation | S |
NPDES AL0001945 (OLIN CORPORATION ALKALI PRODUCTS AND VINYLS - MCINTOSH): no single-event violation, formal enforcement action and informal enforcement action on file.
Watch NPDES AL0001945
NPDES AL0001945: one email when its EPA record changes — $99/month.
Permits near NPDES AL0001945
NPDES AL0001945: 19 pollutant rows, 1 dated events; ICIS-NPDES download, loaded October 14, 2026.