Clean Water Act discharge permit · NPDES ALG110163

HEIDELBERG MATERIALS SOUTHEAST AGG LLC - LEEDS PLANT, Leeds, AL: NPDES ALG110163 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
7Pollutants under a numeric limit
3Pollutants with an effluent exceedance

HEIDELBERG MATERIALS SOUTHEAST AGG LLC - LEEDS PLANT, held by HM Southeast Concrete LLC, holds NPDES permit ALG110163. EPA’s file records it issued August 31, 2022 and expiring August 31, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	HEIDELBERG MATERIALS SOUTHEAST AGG LLC - LEEDS PLANT
Permittee as filed	HM Southeast Concrete LLC
NPDES ID	ALG110163
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Industrial stormwater
Issued	August 31, 2022
Expiration date	August 31, 2027
Issuing agency	State
Address	Leeds, AL 35094
Subwatershed	Little Cahaba River (HUC 031502020103)
NAICS	327320 – Ready-Mix Concrete Manufacturing
SIC	3273 – Ready-Mixed Concrete
Other EPA IDs (FRS)	ICIS-AIR source ALJEF0000107300531

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

8Pollutants on file
7Under a numeric limit
6With 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
Phosphorus, total [as P]	2	19	13	March 31, 2022	775% over the limit
Solids, total suspended	3	16	10	March 31, 2024	116% over the limit
pH	6	16	4	June 30, 2018
Flow, in conduit or thru treatment plant	2	6	0
Oil & Grease	2	4	0
Oil and grease	0	2	0
Rainfall	1	0	0
Annual Certification Statement	1	0	0

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES ALG110163.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID ALG110163 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

This public-records page covers NPDES permit ALG110163 for HEIDELBERG MATERIALS SOUTHEAST AGG LLC - LEEDS PLANT in Leeds, AL, held by HM Southeast Concrete LLC, with an effective status, a Minor discharger class, and a stated issue date of August 31, 2022 and expiration date of August 31, 2027. The page lists 7 pollutants under a numeric limit and 3 pollutants with an effluent exceedance, and it is tied to the Little Cahaba River subwatershed (HUC 031502020103).