Clean Water Act discharge permit · NPDES ALG120480
HART & COOLEY LLC, Huntsville, AL: NPDES ALG120480 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 21Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
HART & COOLEY LLC, held by Hart & Cooley LLC, holds NPDES permit ALG120480. EPA’s file records it issued October 22, 2018 and expiring September 30, 2022. 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 | HART & COOLEY LLC |
|---|---|
| Permittee as filed | Hart & Cooley LLC |
| NPDES ID | ALG120480 |
| 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 | October 22, 2018 |
| Expiration date | September 30, 2022 |
| Address | Huntsville, AL 35811 |
| Subwatershed | Acuff Spring-Flint River (HUC 060300020403) |
| NAICS | 332322 – Sheet Metal Work Manufacturing |
| SIC | 3444 – Sheet Metal Work |
| Other EPA IDs (FRS) | RCRA handler ALD047865175; ICIS-AIR source ALHUN000010890P128 |
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
- 23Pollutants on file
- 21Under a numeric limit
- 23With a violation of any kind
- 0With 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 | 6 | 98 | 0 | ||
| Chlorine, total residual | 4 | 94 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 47 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 47 | 0 | ||
| Solids, total dissolved | 0 | 25 | 0 | ||
| Solids, total suspended | 1 | 2 | 0 | ||
| Nitrogen, total [as N] | 1 | 2 | 0 | ||
| Carbon, tot organic [TOC] | 1 | 2 | 0 | ||
| Cyanide, total [as CN] | 1 | 2 | 0 | ||
| Arsenic, total recoverable | 1 | 2 | 0 | ||
| Nickel, total recoverable | 1 | 2 | 0 | ||
| Silver total recoverable | 1 | 2 | 0 | ||
| Zinc, total [as Zn] | 1 | 2 | 0 | ||
| Aluminum, total recoverable | 1 | 2 | 0 | ||
| Cadmium, total recoverable | 1 | 2 | 0 | ||
| Lead, total recoverable | 1 | 2 | 0 | ||
| Chromium, total recoverable | 1 | 2 | 0 | ||
| Copper, total recoverable | 1 | 2 | 0 | ||
| Rainfall | 1 | 2 | 0 | ||
| Mercury, total [as Hg] | 1 | 2 | 0 | ||
| Total toxic organics [TTO] [40 CFR433] | 1 | 2 | 0 | ||
| Oil & Grease | 1 | 1 | 0 | ||
| Oil and grease | 0 | 1 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES ALG120480.
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 ALG120480.
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 ALG120480 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.