City Of Rio Rancho Wastewater Facilities
100 Industrial Park Loop, Rio Rancho, NM 87124 · Sandoval County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 2.4 MGD
- NPDES permit
- NM0027987
- Administratively continued
- Permit expires
- July 2026
- Population served
- 100,925
- CWNS 2022
City Of Rio Rancho Wastewater Facilities is a publicly owned wastewater treatment works in Rio Rancho, Sandoval County, New Mexico, serving about 100,925 residents. It discharges under NPDES permit NM0027987 (administratively continued), which expires in July 2026, with 41 recorded violations in the last three years. EPA has recorded 13 formal enforcement actions naming the plant, the latest in September 2026.
Treatment technology
One treatment structure or unit process identified at City Of Rio Rancho Wastewater Facilities.
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See the full treatment train at City Of Rio Rancho Wastewater Facilities: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 41
- Effluent violations
- 41
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 City Of Rio Rancho Wastewater Facilities in EPA's ICIS system.
- Formal actions
- 13
- 4 since FY2020
- Penalties assessed
- $403,700
- all cases
- Compliance actions
- $19M
- required by EPA orders
- EPA inspections
- 2
- latest Jun 2005
Latest case · Sep 2026
Rio Rancho, City of
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $16M
EPA's description of the case:
“On April 28, 2022, EPA issued Administrative Order CWA-06-2022-1770 to the City of Rio Rancho for violations of the Clean Water Act (33 U.S.C. ?? 1251-1387). Violations were identified during a…”
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Source: EPA ECHO, civil enforcement case 06-2022-1770.
Full case history with a free Klarifi account
Every action against City Of Rio Rancho Wastewater Facilities with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
9 verified contacts for City Of Rio Rancho Wastewater Facilities, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at City Of Rio Rancho Wastewater Facilities, plus the full compliance history and discharge data.
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Santa Fe · 40 mi away
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Cuba · 55 mi away
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Espanola · 59 mi away
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City Of Rio Rancho Wastewater Facilities: 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 May 21, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms