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Clean Water Act discharge permit · NPDES MTR110106

ANNAFELD SUBDIVISION 1ST FILING, Billings, MT: NPDES MTR110106 discharge permit, effluent exceedances, inspections, penalties

ANNAFELD SUBDIVISION 1ST FILING, held by MCCALL DEVELOPMENT, holds NPDES permit MTR110106, which discharges to Hogans Slough. EPA’s file records it issued June 7, 2023 and expiring December 31, 2027. 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.

What the register holds for ANNAFELD SUBDIVISION 1ST FILING: its NPDES ID, its permit type and status, its dates, its address in Billings, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR110106.

Identity

Facility as filedANNAFELD SUBDIVISION 1ST FILING
Permittee as filedMCCALL DEVELOPMENT
NPDES IDMTR110106
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJune 7, 2023
Expiration dateDecember 31, 2027
AddressBillings, MT 59101
Receiving waterHOGANS SLOUGH
SubwatershedYellowstone River-Billings (HUC 100700041006)
SIC1522 – Residential Construction

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MTR110106.

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 MTR110106.

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, MTR110106.

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How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

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 MTR110106 there.

Nearby on the register

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

What this page shows

5.0% of the 262 storm water construction permits in Yellowstone County have a violation on file, and the permit for ANNAFELD SUBDIVISION 1ST FILING falls in that county. The Yellowstone River-Billings subwatershed holds 157 NPDES permits, including this permit. Of all 253 storm water construction permits in Yellowstone County, counting this permit, 74.3% were issued before this permit.