Clean Water Act discharge permit · NPDES COG502035
TIERRA PIEDRA SAND AND GRAVEL CO, Pagosa Springs, CO: NPDES COG502035 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
TIERRA PIEDRA SAND AND GRAVEL CO, held by Tierra Piedra Ranch LLC, holds NPDES permit COG502035, which discharges to Piedra River - Navajo Reservoir. EPA’s file records it issued May 1, 2017 and expiring December 31, 2021. 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 TIERRA PIEDRA SAND AND GRAVEL CO: its NPDES ID, its permit type and status, its dates, its address in Pagosa Springs, Colorado, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COG502035.
Identity
| Facility as filed | TIERRA PIEDRA SAND AND GRAVEL CO |
|---|---|
| Permittee as filed | Tierra Piedra Ranch LLC |
| NPDES ID | COG502035 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 1, 2017 |
| Expiration date | December 31, 2021 |
| Address | Pagosa Springs, CO 81147 |
| Receiving water | Piedra River - Navajo Reservoir |
| Subwatershed | Navajo Reservoir-Piedra River (HUC 140801020503) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES COG502035.
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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES COG502035.
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.
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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 COG502035 there.
Nearby on the register
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- Every permit record in Colorado, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.