Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES COR900075

STOLLE MACHINERY COMPANY, Englewood, CO: NPDES COR900075 discharge permit, effluent exceedances, inspections, penalties

STOLLE MACHINERY COMPANY, held by Stolle Machinery Co, holds NPDES permit COR900075, which discharges to East Bijou Creek - Bijou Creek. EPA’s file records it issued March 29, 2012 and expiring June 30, 2017. 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 STOLLE MACHINERY COMPANY: its NPDES ID, its permit type and status, its dates, its address in Englewood, Colorado, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR900075.

Identity

Facility as filedSTOLLE MACHINERY COMPANY
Permittee as filedStolle Machinery Co
NPDES IDCOR900075
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedMarch 29, 2012
Expiration dateJune 30, 2017
AddressEnglewood, CO 80112
Receiving waterEast Bijou Creek - Bijou Creek
Subwatershed101900110108 (HUC 101900110108)

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 COR900075.

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 COR900075.

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, COR900075.

Start the watch

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 COR900075 there.

Nearby on the register

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

What this page shows

STOLLE MACHINERY COMPANY is one of 39 storm water industrial permits in Arapahoe County, and it is the only NPDES permit within the 101900110108 subwatershed, which includes this one. Among those 39 county permits, 51.3% had a violation on file, while this permit recorded no pollutants under a numeric limit and no effluent exceedances.