Clean Water Act discharge permit · NPDES NN0020915
OJO ENCINO DAY SCHOOL, Mckinley County, NM: NPDES NN0020915 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
OJO ENCINO DAY SCHOOL, held by US BUREAU OF INDIAN AFFAIRS, holds NPDES permit NN0020915, which discharges to Rio Puerco. EPA’s file records it issued December 10, 2009 and expiring December 31, 2014. 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.
Identity
| Facility as filed | OJO ENCINO DAY SCHOOL |
|---|---|
| Permittee as filed | US BUREAU OF INDIAN AFFAIRS |
| NPDES ID | NN0020915 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Federal facility |
| Issued | December 10, 2009 |
| Expiration date | December 31, 2014 |
| Address | Mckinley County, NM 87013 |
| Receiving water | RIO PUERCO |
| Subwatershed | Arroyo San Jose-Rio Puerco (HUC 130202040106) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 11Pollutants on file
- 8Under a numeric limit
- 11With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 8 | 20 | 2 | October 31, 2011 | 63% over the limit |
| E. coli | 2 | 6 | 2 | October 31, 2011 | 99,999% over the limit |
| Solids, total suspended | 8 | 18 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 10 | 0 | ||
| pH | 2 | 4 | 0 | ||
| Solids, total dissolved | 0 | 3 | 0 | ||
| Chlorine, total residual | 1 | 2 | 0 | ||
| BOD, 5-day, percent removal | 1 | 2 | 0 | ||
| Solids, suspended percent removal | 1 | 2 | 0 | ||
| Nitrogen, ammonia total [as N] | 0 | 2 | 0 | ||
| Temperature, water deg. centigrade | 0 | 1 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES NN0020915.
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
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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 NN0020915 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.