Shiprock WWTF
NW 1/4 Of Section 25, Shiprock, NM 87420 · San Juan County · Publicly Owned Treatment Works
- Average flow
- 0.28 MGD
- Design flow
- 1 MGD
- NPDES permit
- NN0020621
- Effective
- Permit expires
- August 2028
- Population served
- 9,599
- CWNS 2022
Shiprock WWTF is a publicly owned wastewater treatment works in Shiprock, San Juan County, New Mexico treating an average of 0.28 million gallons per day against a permitted design capacity of 1 MGD, serving about 9,599 residents. It discharges under NPDES permit NN0020621 (effective), which expires in August 2028, with 8 recorded violations in the last three years. EPA has recorded 2 formal enforcement actions naming the plant, the latest in September 2023.
Treatment technology
3 treatment structures and unit processes identified at Shiprock WWTF.
Available with a free Klarifi account
See the full treatment train at Shiprock WWTF: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 8
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Shiprock WWTF in EPA's ICIS system.
- Formal actions
- 2
- 1 since FY2020
- Compliance actions
- $1.5M
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Sep 2023
NTUA Shiprock WWTF
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty
EPA's description of the case:
“Consent agreement and final order regarding NPDES permit NN0020621, requiring returning corrective steps required to return to compliance with permit.”
Source: EPA ECHO, civil enforcement case 09-2023-1514.
Full case history with a free Klarifi account
Every action against Shiprock WWTF with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
1 verified contact for Shiprock WWTF, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Shiprock WWTF, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New Mexico
Fruitland · 26 mi away
0.01 MGD
Farmington · 28 mi away
6.33 MGD
Bloomfield · 40 mi away
—
Dulce · 94 mi away
—
Cuba · 111 mi away
—
Chama · 117 mi away
0.08 MGD
Jemez Springs · 133 mi away
0.07 MGD
Espanola · 157 mi away
0.83 MGD
Shiprock WWTF: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated August 13, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms