Clean Water Act discharge permit · NPDES IA0074128

AG PROCESSING INC. - ENERGY CENTER, Eagle Grove, IA: NPDES IA0074128 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
2Pollutants under a numeric limit
1Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

AG PROCESSING INC. - ENERGY CENTER, held by AG PROCESSING INC., holds NPDES permit IA0074128. EPA’s file records it issued May 27, 2005 and expiring May 26, 2010.

AG PROCESSING INC. - ENERGY CENTER, Eagle Grove, Iowa: Individual permit IA0074128, held by AG PROCESSING INC.; Administratively continued (past its expiration date and still in force until reissued); issued May 27, 2005, term to May 26, 2010, by STA.

Solids, total suspended: 8 limits, 39 violations of any kind, 7 effluent exceedances, latest June 30, 2024, largest 90% over the limit.
pH: 8 limits, 32 violations of any kind, 0 effluent exceedances.

Other permits held by AG PROCESSING INC.

AG PROCESSING INC. - SHELDON, Sheldon: IA0063771, issued March 31, 2000

AG PROCESSING INC. - ENERGY CENTER among its neighbors

EPA’s permit file holds 2 discharge permits in the Drainage Ditch 46-Boone River subwatershed (HUC 071000050605), IA0074128 among them. Its county holds 9, 2 of them major permits; IA0074128 is a minor permit.

Other permits in the Drainage Ditch 46-Boone River subwatershed (HUC 071000050605)

EAGLE GROVE, CITY OF STP, Eagle Grove: IA0034380, major permit, permit term to February 28, 2030

Identity

Facility as filed	AG PROCESSING INC. - ENERGY CENTER
Permittee as filed	AG PROCESSING INC.
NPDES ID	IA0074128
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	May 27, 2005
Expiration date	May 26, 2010
Issuing agency	STA
Address	Eagle Grove, IA 50533
Subwatershed	Drainage Ditch 46-Boone River (HUC 071000050605)
Other EPA IDs (FRS)	RCRA handler IAR000006213; ICIS-AIR source IA0000001919700005

Effluent limits and exceedances

2Pollutants on file
2Under a numeric limit
2With a violation of any kind
1With 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
Solids, total suspended	8	39	7	June 30, 2024	90% over the limit
pH	8	32	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IA0074128.

Inspections

EPA’s inspection file holds no inspection for NPDES IA0074128.

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 IA0074128.

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

This public-records page covers NPDES permit IA0074128, held by AG PROCESSING INC. - ENERGY CENTER in Eagle Grove, IA, with a permit status of administratively continued, a Minor Discharger class, and an issue date of May 27, 2005 and expiration date of May 26, 2010. The page lists 2 pollutants under a numeric limit and 1 pollutant with an effluent exceedance, and it draws on the EPA ICIS-NPDES permit file as of September 15, 2026.