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Water system · PWSID NV0002506

NPS CALLVILLE BAY

BOULDER CITY, NV · ~250 people served

Check your exact address → BOULDER CITY overview
100
Excellent
PurityRadar safety score

PWSID

NV0002506

State

Nevada

City

BOULDER CITY

Population served

250

Primary source

Surface water

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

32

Violations on record

0

Unaddressed

13

Health-based

67

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2025. Official EPA record →

Monitoring & reporting · EPA contaminant 2992 began Jan 2024 Resolved
Monitoring & reporting · EPA contaminant 2955 began Jan 2024 Resolved
Monitoring & reporting · EPA contaminant 0999 began Dec 2023 Resolved
Monitoring & reporting · EPA contaminant 0999 began Nov 2023 Resolved
Monitoring & reporting · EPA contaminant 0999 began Oct 2023 Resolved
Monitoring & reporting · EPA contaminant 0999 began Sep 2023 Resolved
Other · EPA contaminant 7000 began Jul 2021 Resolved
Monitoring & reporting · EPA contaminant 2955 began Jan 2021 Resolved
Monitoring & reporting · EPA contaminant 2992 began Jan 2021 Resolved
Monitoring & reporting · Nitrate began Jan 2019 Resolved
Monitoring & reporting · Cyanide began Jan 2012 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2010 Resolved

Recent enforcement actions

  • State action · SOX Nov 2025
  • State action · SIE Mar 2025
  • State action · SIA Mar 2025
  • State action · SIE Mar 2025
  • State action · SIA Mar 2025
  • State action · SOX Jun 2024
  • State action · SIA May 2024
  • State action · SIA May 2024

This profile is built from EPA public records for system NV0002506 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.