# WESTERN RIVERSIDE CO REG WWTP, CORONA CA: EPA ECHO compliance status: No Violation Identified

**Remediation Urgency Score:** 56/100

| Field | Value |
|---|---|
| Facility | WESTERN RIVERSIDE CO REG WWTP |
| EPA Registry ID | 110055986811 |
| Address | 14634 RIVER ROAD, CORONA, CA, 92880 |
| County | RIVERSIDE |
| SIC | 4952: Sewerage Systems |
| Overall compliance status | No Violation Identified |
| Significant noncomplier | No |
| Quarters in noncompliance (last 12) | 9 |
| Clean Water Act | No Violation Identified |
| Formal enforcement actions (5 years) | 1 |
| Total penalties | $294,000 |
| Last penalty | 09/05/2024 |
| Inspections (5 years) | 4 |
| Last inspection | 2025-05-27 |
| Watershed | Santa Ana |

## Why this score
- 9 of the last 12 quarters in noncompliance.
- 1 formal enforcement action(s) in 5 years.
- $294,000 in penalties: remediation has a clear cost of inaction.

Source: U.S. EPA ECHO (Enforcement and Compliance History Online) (https://echo.epa.gov/detailed-facility-report?fid=110055986811). Last refreshed: 2026-11-03T18:05:36.266Z.
Compliance data comes from EPA ECHO and may lag state records; a violation flag is not a finding of wrongdoing. Informational only; not legal or engineering advice.