Clean Water Act discharge permit · NPDES ALG200066

CHARLOTTE PIPE AND FOUNDRY COMPANY, Huntsville, AL: NPDES ALG200066 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
2Pollutants with an effluent exceedance

CHARLOTTE PIPE AND FOUNDRY COMPANY, held by Charlotte Pipe and Foundry Company, holds NPDES permit ALG200066. EPA’s file records it issued December 14, 2017 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	CHARLOTTE PIPE AND FOUNDRY COMPANY
Permittee as filed	Charlotte Pipe and Foundry Company
NPDES ID	ALG200066
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Industrial stormwater
Issued	December 14, 2017
Expiration date	September 30, 2022
Address	Huntsville, AL 35811
Subwatershed	Acuff Spring-Flint River (HUC 060300020403)
NAICS	326122 – Plastics Pipe and Pipe Fitting Manufacturing
SIC	3084 – Plastics Pipe
Other EPA IDs (FRS)	RCRA handler ALR000024976

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

13Pollutants on file
9Under a numeric limit
13With a violation of any kind
2With 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
Chlorine, total residual	0	20	14	December 31, 2003	9,900% over the limit
Temperature, water deg. fahrenheit	0	7	1	August 31, 2003	8% over the limit
pH	4	57	0
Rainfall	2	18	0
BOD, 5-day, 20 deg. C	2	16	0
Solids, total suspended	2	16	0
Lead, total recoverable	2	16	0
Chromium, total recoverable	2	16	0
Di[2-ethylhexyl] phthalate [DEHP]	2	16	0
Chemical Oxygen Demand [COD]	2	16	0
Oil & Grease	2	12	0
Flow, in conduit or thru treatment plant	0	7	0
Oil and grease	0	4	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 ALG200066.

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.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ALG200066.

Start the watch

How we handle your data → Privacy

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 ALG200066 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit ALG200066 for Charlotte Pipe and Foundry Company in Huntsville, AL, which is administratively continued and classed as a minor discharger, with permit coverage under a general permit for industrial stormwater. The page lists 9 for its discharger class figure, 2 pollutants under a numeric limit, and 2 pollutants with an effluent exceedance, with the permit's issue and expiration dates as recorded in EPA's file. Its subwatershed is listed as Acuff Spring-Flint River (HUC 060300020403).