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Clean Water Act discharge permit · NPDES INRA16012

ALLEN CO. CULVERT REPLACEMENT; SPRINGFIELD RD OVER NATURAL DRAIN, Grabill, IN: NPDES INRA16012 discharge permit, effluent exceedances, inspections, penalties

ALLEN CO. CULVERT REPLACEMENT; SPRINGFIELD RD OVER NATURAL DRAIN, held by Mike Thornson, holds NPDES permit INRA16012. EPA’s file records it issued May 12, 2025 and expiring May 11, 2030.

ALLEN CO. CULVERT REPLACEMENT; SPRINGFIELD RD OVER NATURAL DRAIN, Grabill, Indiana: Coverage under a general permit INRA16012, held by Mike Thornson; Construction stormwater; Effective; issued May 12, 2025, term to May 11, 2030, by State.

Indiana holds 7,813 Construction stormwater coverages of this permit type in EPA’s file; 5,134 were issued before INRA16012. Mike Thornson holds 3 permits in Indiana.

Other permits held by Mike Thornson

Coverages issued nearest INRA16012

ALLEN CO. CULVERT REPLACEMENT; SPRINGFIELD RD OVER NATURAL DRAIN among its neighbors

EPA’s permit file holds 24 discharge permits in the Cedarville Reservoir-Saint Joseph River subwatershed (HUC 041000030804), INRA16012 among them.

Other permits in the Cedarville Reservoir-Saint Joseph River subwatershed (HUC 041000030804)

What the register holds for ALLEN CO. CULVERT REPLACEMENT; SPRINGFIELD RD OVER NATURAL DRAIN: its NPDES ID, its permit type and status, its dates, its address in Grabill, Indiana. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES INRA16012.

Identity

Facility as filedALLEN CO. CULVERT REPLACEMENT; SPRINGFIELD RD OVER NATURAL DRAIN
Permittee as filedMike Thornson
NPDES IDINRA16012
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMay 12, 2025
Expiration dateMay 11, 2030
Issuing agencyState
AddressGrabill, IN 46741
SubwatershedCedarville Reservoir-Saint Joseph River (HUC 041000030804)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES INRA16012.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES INRA16012.

Inspections

EPA’s inspection file holds no inspection for NPDES INRA16012.

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 INRA16012.

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, INRA16012.

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Nearby on the register

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

What this page shows

In Grabill, where ALLEN CO. CULVERT REPLACEMENT; SPRINGFIELD RD OVER NATURAL DRAIN is filed, 0.0% of the 9 storm water construction permits on EPA's NPDES register carry a violation on file. Of those 9 permits, 88.9% were issued before this permit. The Cedarville Reservoir-Saint Joseph River subwatershed (HUC 041000030804) holds 24 NPDES permits, including this permit.