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Clean Water Act discharge permit · NPDES COR901443

Q150 PORTABLE CONCRETE BATCH PLANT, Statewide, CO: NPDES COR901443 discharge permit, effluent exceedances, inspections, penalties

Q150 PORTABLE CONCRETE BATCH PLANT, held by Castle Rock Construction Co of Colorado LLC, holds NPDES permit COR901443, which discharges to Various State Waters. EPA’s file records it issued March 6, 2018 and expiring December 31, 2022. 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 Q150 PORTABLE CONCRETE BATCH PLANT: its NPDES ID, its permit type and status, its dates, its address in Statewide, Colorado, its receiving water, and 3 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR901443.

Identity

Facility as filedQ150 PORTABLE CONCRETE BATCH PLANT
Permittee as filedCastle Rock Construction Co of Colorado LLC
NPDES IDCOR901443
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 6, 2018
Expiration dateDecember 31, 2022
AddressStatewide, CO
Receiving waterVarious State Waters

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

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, total suspended100
Iron, total [as Fe]100
Selenium, potentially dissolvd100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COR901443.

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 COR901443.

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, COR901443.

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  • One permit holder — $99/month
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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 COR901443 there.

Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES COR901443 for Q150 PORTABLE CONCRETE BATCH PLANT in Statewide, CO, held by Castle Rock Construction Co of Colorado LLC. The page lists the permit as administratively continued, with a minor discharger class of 3, zero pollutants under a numeric limit, and zero pollutants with an effluent exceedance.