# Los Lunas Water System
> **Administrative - Formal** · FY2021 · — · Final Order No Penalty
## Case
- **Activity ID:** `3602474841`
- **Case Number:** 06-2021-1276
- **Type:** Administrative - Formal
- **Lead:** EPA
- **Outcome:** Final Order No Penalty
- **Penalty assessed:** —
- **Cost recovery:** —
- **Compliance action $:** —
- **Multimedia (multi-env):** —
## Defendants
- Village of Los Lunas (complaint) (settlement)
## Summary

Pursuant to 40 C.F.R. ?141.40(a)(2), community water systems (CWSs)
serving more than 10,000 must comply with the monitoring and reporting requirements of the
Unregulated Contaminant Monitoring Rule 4 (UCMR 4). Pursuant to 40 C.F.R. ?141.40(a)(4)(i), CWSs
serving 10,000 individuals are required to collect UCMR 4 samples and report the sample results using
EPA?s Safe Drinking Water Accession and Review System (SDWARS), no later than December 31,
2020. Respondent failed to monitor and report UCMR 4 in SDWAR by December 31, 2020, in violation
of 40 C.F.R. ?141.40(a)(2). The Order requires Respondent to conduct and report in compliance with
UCMR 4 requirements.

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*Source: [EPA ECHO](https://echo.epa.gov/) · AI Analytics · CC0 1.0*