Clean Water Act discharge permit · NPDES GAP050299

LANZATECH FREEDOM PINES BIOREFINERY, LLC, Soperton, GA: NPDES GAP050299 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
2Pollutants with an effluent exceedance

LANZATECH FREEDOM PINES BIOREFINERY, LLC, held by LanzaTech Freedom Pines Biorefinery, holds NPDES permit GAP050299. EPA’s file records it issued November 9, 2020 and expiring November 30, 2025. 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	LANZATECH FREEDOM PINES BIOREFINERY, LLC
Permittee as filed	LanzaTech Freedom Pines Biorefinery
NPDES ID	GAP050299
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual industrial user permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	November 9, 2020
Expiration date	November 30, 2025
Address	Soperton, GA 30457
NAICS	325199 – All Other Basic Organic Chemical Manufacturing
SIC	8731 – Commercial Physical Research
Other EPA IDs (FRS)	RCRA handler GAR000058396; ICIS-AIR source GA0000001328300005

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

11Pollutants on file
10Under a numeric limit
8With 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
Flow, in conduit or thru treatment plant	2	30	6	September 30, 2016	82,600,440% over the limit
BOD, 5-day, 20 deg. C	2	26	2	August 31, 2016	85% over the limit
pH	2	24	0
Solids, total suspended	2	24	0
Oil & Grease	2	24	0
Nitrogen, total [as N]	2	24	0
Nitrogen, ammonia total [as N]	2	24	0
Solids, sludge, total, dry weight	0	8	0
Nickel, total [as Ni]	4	0	0
Zinc, total [as Zn]	4	0	0
Selenium, total [as Se]	4	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 GAP050299.

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, GAP050299.

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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 GAP050299 there.

Nearby on the register

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

This public-records page covers NPDES permit GAP050299 held by LANZATECH FREEDOM PINES BIOREFINERY, LLC in Soperton, GA, which is administratively continued and classed as a Minor Discharger. The page lists 10 as the discharger class figure, 2 pollutants under a numeric limit, and 2 pollutants with an effluent exceedance.