Clean Water Act discharge permit · NPDES AL0003514

OCCIDENTAL CHEMICAL CORPORATION, Mobile, AL: NPDES AL0003514 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
7Pollutants under a numeric limit
3Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

OCCIDENTAL CHEMICAL CORPORATION, held by Occidental Chemical Corporation, holds NPDES permit AL0003514. EPA’s file records it issued January 11, 2017 and expiring January 31, 2022.

OCCIDENTAL CHEMICAL CORPORATION, Mobile, Alabama: Individual permit AL0003514, held by Occidental Chemical Corporation; Administratively continued (past its expiration date and still in force until reissued); issued January 11, 2017, term to January 31, 2022.

pH: 14 limits, 10 violations of any kind, 2 effluent exceedances, latest April 30, 2003.
Oil and grease: 0 limits, 2 violations of any kind, 1 effluent exceedance, latest December 31, 2004, largest 6,567% over the limit.
% Effect Static Renewal 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia): 0 limits, 1 violation of any kind, 1 effluent exceedance, latest June 30, 2008, largest 900% over the limit.
Flow, in conduit or thru treatment plant: 14 limits, 7 violations of any kind, 0 effluent exceedances.
Solids, total suspended: 0 limits, 7 violations of any kind, 0 effluent exceedances.
Chlorine, total residual: 0 limits, 6 violations of any kind, 0 effluent exceedances.
Mercury, total recoverable: 8 limits, 2 violations of any kind, 0 effluent exceedances.
Temperature, water deg. fahrenheit: 1 limit, 2 violations of any kind, 0 effluent exceedances.
Copper, total [as Cu]: 0 limits, 2 violations of any kind, 0 effluent exceedances.
Nickel, total [as Ni]: 0 limits, 2 violations of any kind, 0 effluent exceedances.
Nickel, total recoverable: 0 limits, 2 violations of any kind, 0 effluent exceedances.
Copper, total recoverable: 0 limits, 2 violations of any kind, 0 effluent exceedances.
Mercury, total [as Hg]: 0 limits, 2 violations of any kind, 0 effluent exceedances.
Phosphorus, total [as P]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
Nitrogen, Kjeldahl, total [as N]: 0 limits, 1 violation of any kind, 0 effluent exceedances.
Nitrite + Nitrate total [as N]: 0 limits, 1 violation of any kind, 0 effluent exceedances.
Chloride [as Cl]: 0 limits, 1 violation of any kind, 0 effluent exceedances.
Solids, total dissolved- 180 deg. C: 0 limits, 1 violation of any kind, 0 effluent exceedances.
Solids, total dissolved: 7 limits, 0 violations of any kind, 0 effluent exceedances.
Oil & Grease: 6 limits, 0 violations of any kind, 0 effluent exceedances.

Other permits held by Occidental Chemical Corporation

ARMAND PRODUCTS OXYCHEM, Muscle Shoals: AL0000213, issued July 28, 2014

OCCIDENTAL CHEMICAL CORPORATION among its neighbors

EPA’s permit file holds 60 discharge permits in the Lower Chasaw Creek subwatershed (HUC 031602040305), AL0003514 among them. Its county holds 1,120, 18 of them major permits; AL0003514 is a minor permit.

Other permits in the Lower Chasaw Creek subwatershed (HUC 031602040305)

ALABAMA EXPORT RAILROAD - MOBILE YARD, Mobile: AL0004022, minor permit, permit term to April 30, 2022
BERG PIPE MOBILE CORPORATION, Mobile: ALNE00339, minor permit, permit term to March 14, 2028
BWC ALABAMA - CHICKASAW, Chickasaw: ALR108038, minor permit, permit term to March 31, 2026
BWC ALABAMA, LLC - CHICKASAW, Chickasaw: AL0083127, minor permit, permit term to October 31, 2026
C & J AUTOMOTIVE REPAIR, Prichard: ALG180525, minor permit, permit term to September 30, 2022
CENTER POINT TERMINAL CHICKASAW, LLC, Chickasaw: AL0031071, minor permit, permit term to August 31, 2023
CENTER POINT TERMINAL CHICKASAW, LLC, Chickasaw: AL0068942, minor permit, permit term to July 31, 2023
CENTER POINT TERMINAL CHICKASAW, LLC, Chickasaw: ALG340407, minor permit, permit term to January 31, 2022
CHICKASAW LAGOON, Chickasaw: AL0020885, major permit, permit term to September 30, 2024
CITY OF CHICKASAW MS4 PH II, Chickasaw: ALR040044, minor permit, permit term to September 30, 2021

Identity

Facility as filed	OCCIDENTAL CHEMICAL CORPORATION
Permittee as filed	Occidental Chemical Corporation
NPDES ID	AL0003514
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	January 11, 2017
Expiration date	January 31, 2022
Address	Mobile, AL 36614
Subwatershed	Lower Chasaw Creek (HUC 031602040305)
Other EPA IDs (FRS)	RCRA handler ALD008163388; ICIS-AIR source AL0000000109705003

Effluent limits and exceedances

20Pollutants on file
7Under a numeric limit
18With a violation of any kind
3With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
pH	14	10	2	April 30, 2003
Oil and grease	0	2	1	December 31, 2004	6,567% over the limit
% Effect Static Renewal 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia)	0	1	1	June 30, 2008	900% over the limit
Flow, in conduit or thru treatment plant	14	7	0
Solids, total suspended	0	7	0
Chlorine, total residual	0	6	0
Mercury, total recoverable	8	2	0
Temperature, water deg. fahrenheit	1	2	0
Copper, total [as Cu]	0	2	0
Nickel, total [as Ni]	0	2	0
Nickel, total recoverable	0	2	0
Copper, total recoverable	0	2	0
Mercury, total [as Hg]	0	2	0
Phosphorus, total [as P]	1	1	0
Nitrogen, Kjeldahl, total [as N]	0	1	0
Nitrite + Nitrate total [as N]	0	1	0
Chloride [as Cl]	0	1	0
Solids, total dissolved- 180 deg. C	0	1	0
Solids, total dissolved	7	0	0
Oil & Grease	6	0	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES AL0003514.

Inspections

EPA’s inspection file holds no inspection for NPDES AL0003514.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES AL0003514.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers NPDES permit AL0003514, held by OCCIDENTAL CHEMICAL CORPORATION in Mobile, AL, with a permit status of administratively continued and a discharger class of Minor. The file lists 3 pollutants under a numeric limit and 3 pollutants with an effluent exceedance, with the permit issued January 11, 2017 and expiring January 31, 2022.