Clean Water Act discharge permit · NPDES NM0000116
RIO GRANDE PORTLAND CEMENT, Tijeras, NM: NPDES NM0000116 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
RIO GRANDE PORTLAND CEMENT, held by GCC RIO GRANDE, INC., holds NPDES permit NM0000116. EPA’s file records it issued April 8, 2016 and expiring May 31, 2021. 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.
Identity
| Facility as filed | RIO GRANDE PORTLAND CEMENT |
|---|---|
| Permittee as filed | GCC RIO GRANDE, INC. |
| NPDES ID | NM0000116 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | April 8, 2016 |
| Expiration date | May 31, 2021 |
| Address | Tijeras, NM 87059 |
| Subwatershed | Upper Tijeras Arroyo (HUC 130202030201) |
| SIC | 3241 – Cement, Hydraulic |
| Other EPA IDs (FRS) | ICIS-AIR source NMCOA0003500100008 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 21Pollutants on file
- 12Under a numeric limit
- 19With a violation of any kind
- 4With an effluent exceedance
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 measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 4 | 24 | 6 | September 30, 2025 | 372% over the limit |
| Aluminum, total [as Al] | 2 | 13 | 4 | September 30, 2025 | 1,220% over the limit |
| Copper, total [as Cu] | 2 | 12 | 3 | September 30, 2025 | 582% over the limit |
| Oil & Grease | 0 | 7 | 1 | August 31, 2006 | 887% over the limit |
| Flow, in conduit or thru treatment plant | 8 | 40 | 0 | ||
| pH | 8 | 36 | 0 | ||
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | 4 | 16 | 0 | ||
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | 4 | 16 | 0 | ||
| Coef Of Var Static Renewal 48Hr Acute D. pulex | 4 | 16 | 0 | ||
| Boron, total [as B] | 0 | 6 | 0 | ||
| Molybdenum, total [as Mo] | 0 | 6 | 0 | ||
| Zinc, total [as Zn] | 0 | 6 | 0 | ||
| Mercury, total [as Hg] | 0 | 6 | 0 | ||
| Hardness, total [as CaCO3] | 2 | 5 | 0 | ||
| Copper, dissolved [as Cu] | 2 | 3 | 0 | ||
| Cadmium, total [as Cd] | 0 | 2 | 0 | ||
| Lead, total [as Pb] | 0 | 2 | 0 | ||
| Aluminum, dissolved [as Al] | 0 | 2 | 0 | ||
| Selenium, total [as Se] | 0 | 2 | 0 | ||
| Whole effluent toxicity - retest #1 | 4 | 0 | 0 | ||
| Whole effluent toxicity - retest #2 | 4 | 0 | 0 |
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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 7, 2017 | Permit Violations - Violation Specified in Comment | EP6 |
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, NM0000116.
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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 NM0000116 there.
Nearby on the register
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- Every permit record in Tijeras, A to Z
- Discharge permits in New Mexico
- Every permit record in New Mexico, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.