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Clean Water Act discharge permit · NPDES MORA20944

STREETS OF CALEDONIA - LOMBARDO, O'Fallon, MO: NPDES MORA20944 discharge permit, effluent exceedances, inspections, penalties

STREETS OF CALEDONIA - LOMBARDO, held by Lombardo Homes, holds NPDES permit MORA20944, which discharges to Tributary To Dardenne Cr.. EPA’s file records it issued March 31, 2022 and expiring February 7, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for STREETS OF CALEDONIA - LOMBARDO: its NPDES ID, its permit type and status, its dates, its address in O'Fallon, Missouri, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MORA20944.

Identity

Facility as filedSTREETS OF CALEDONIA - LOMBARDO
Permittee as filedLombardo Homes
NPDES IDMORA20944
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 31, 2022
Expiration dateFebruary 7, 2027
AddressO'Fallon, MO 63368
Receiving waterTributary to Dardenne Cr.
SubwatershedUpper Dardenne Creek (HUC 071100090103)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MORA20944.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES MORA20944.

Inspections

EPA’s inspection file holds no inspection for NPDES MORA20944.

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 MORA20944.

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, MORA20944.

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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 MORA20944 there.

STREETS OF CALEDONIA - LOMBARDO, O'Fallon, Missouri: Coverage under a general permit MORA20944, held by Lombardo Homes; Construction stormwater; Effective; issued March 31, 2022, term to February 7, 2027; discharges to Tributary to Dardenne Cr..

Missouri holds 5,942 Construction stormwater coverages of this permit type in EPA’s file; 647 were issued before MORA20944. Lombardo Homes holds 20 permits in Missouri.

Other permits held by Lombardo Homes

Coverages issued nearest MORA20944

STREETS OF CALEDONIA - LOMBARDO among its neighbors

102 discharge permits are in the Upper Dardenne Creek subwatershed (HUC 071100090103); MORA20944 is one. Its county: 774, 9 major; MORA20944 is minor permit.

Other permits in the Upper Dardenne Creek subwatershed (HUC 071100090103)

Nearby on the register

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

What this page shows

The STREETS OF CALEDONIA - LOMBARDO permit, held by Lombardo Homes, is one of 604 storm water construction permits in St. Charles County, where 2.5% of those permits have a violation on file. Of all 604 such permits in the county, 12.4% carry an earlier issue date than this one, which was issued March 31, 2022. It sits among 102 NPDES permits in the Upper Dardenne Creek subwatershed, and it has no pollutants under a numeric limit and no pollutants with an effluent exceedance.