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NPDES ILR10ZFTP · Clean Water Act

2025 WWTP IMPROVEMENTS, Dekalb, IL: NPDES ILR10ZFTP discharge permit, effluent exceedances, inspections, penalties

2025 WWTP IMPROVEMENTS, Dekalb, Illinois: General permit coverage ILR10ZFTP, held by TBD; Construction stormwater; Effective; issued July 20, 2025, term to August 31, 2028, by IEPA.

Illinois holds 5,215 Construction stormwater coverages of this permit type in EPA’s file; 3,298 were issued before ILR10ZFTP. TBD holds 547 permits in Illinois.

Other permits held by TBD

Coverages issued nearest ILR10ZFTP

2025 WWTP IMPROVEMENTS among its neighbors

25 discharge permits are in the City of De Kalab-South Branch Kishwaukee River subwatershed (HUC 070900060603); ILR10ZFTP is one.

Other permits in the City of De Kalab-South Branch Kishwaukee River subwatershed (HUC 070900060603)

Identity

Facility2025 WWTP IMPROVEMENTS
PermitteeTBD
NPDES IDILR10ZFTP
StatusEffective
TypeGeneral permit coverage
ClassMinor
Facility typeNon-POTW
ProgramConstruction stormwater
IssuedJuly 20, 2025
ExpiresAugust 31, 2028
AgencyIEPA
AddressDekalb, IL 60115
Receiving water impaired303(D) Listed
SubwatershedCity of De Kalab-South Branch Kishwaukee River (HUC 070900060603)

NPDES ILR10ZFTP: effluent limits and exceedances

2025 WWTP IMPROVEMENTS (NPDES ILR10ZFTP): 0 pollutants on file, 0 limited; 0 with a violation of any kind, 0 with an exceedance.

NPDES ILR10ZFTP: no pollutant row on file.

NPDES ILR10ZFTP: inspections, violations and enforcement

NPDES ILR10ZFTP (2025 WWTP IMPROVEMENTS): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.

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Permits near NPDES ILR10ZFTP

NPDES ILR10ZFTP: 0 pollutant rows, 0 dated events; ICIS-NPDES download, loaded October 14, 2026.