Public water system record

Rosemount Water Co

On record as serving Washoe County, NV · Serves 54 people

Federal records show 69 health-based violations and 279 monitoring/reporting issues for Rosemount Water Co in the last ten years, including an unresolved Groundwater Rule violation.

  • NV0000767
  • RENO
  • NV
  • 54 served

System profile

Source water Groundwater
ZIP 89511
EPA system ID NV0000767

Verify this system on EPA ECHO →

Health-based violations, last 10 years
69
Resolved
62
Unresolved
1
Archived by EPA
6
Any acute record
No
Monitoring issues, last 10 years
279

Key facts

  • Rosemount Water Co draws water from 1 spring.
  • Highest measured level in the last 10 years: Combined Uranium, 73 µg/L, federal limit 30 µg/L (2.4 times the limit), 2017.
  • Record on file since 2005, with 26 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 9 unknown out of 25 service lines.

Check whether Rosemount Water Co serves your address

Address suggestions by Mapbox

Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Combined Uranium
Contaminant limit exceeded
Measured 65 µg/L, federal limit 30 µg/L (2.2 times the limit)
340 Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Combined Uranium
Contaminant limit exceeded
Measured 40 µg/L, federal limit 30 µg/L (1.3 times the limit)
340 Jul 1, 2025 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 65 µg/L, federal limit 30 µg/L (2.2 times the limit)
340 Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Combined Uranium
Contaminant limit exceeded
Measured 43 µg/L, federal limit 30 µg/L (1.4 times the limit)
340 Apr 1, 2025 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 35 µg/L, federal limit 30 µg/L (1.2 times the limit)
340 Jan 1, 2025 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 40 µg/L, federal limit 30 µg/L (1.3 times the limit)
340 Oct 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 53 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Oct 1, 2024 Resolved No
Groundwater Rule
Treatment technique failure
140 Jul 1, 2024 Active No
Combined Uranium
Contaminant limit exceeded
Measured 31.5 µg/L, federal limit 30 µg/L (1.1 times the limit)
340 Jul 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 53 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Jul 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 49 µg/L, federal limit 30 µg/L (1.6 times the limit)
340 Jul 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 44 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Jul 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 31 µg/L, federal limit 30 µg/L (at or just above the limit)
340 Jul 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Combined Uranium
Contaminant limit exceeded
Measured 53 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Apr 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 49 µg/L, federal limit 30 µg/L (1.6 times the limit)
340 Apr 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 62 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Apr 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Combined Uranium
Contaminant limit exceeded
Measured 63 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Apr 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 44 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Apr 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 31 µg/L, federal limit 30 µg/L (at or just above the limit)
340 Jan 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 47 µg/L, federal limit 30 µg/L (1.6 times the limit)
340 Jan 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 63.5 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Jan 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Combined Uranium
Contaminant limit exceeded
Measured 52.5 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Jan 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 63 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Jan 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 53 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Jan 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 44.5 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Jan 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 62.5 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Jan 1, 2024 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 31 µg/L, federal limit 30 µg/L (at or just above the limit)
340 Oct 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 53 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Oct 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 44.5 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Oct 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 62.5 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Oct 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 63 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Oct 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 47 µg/L, federal limit 30 µg/L (1.6 times the limit)
340 Oct 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 64 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Oct 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Combined Uranium
Contaminant limit exceeded
Measured 53 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Oct 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 31 µg/L, federal limit 30 µg/L (at or just above the limit)
340 Jul 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 53 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Jul 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 44.5 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Jul 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 62.5 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Jul 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 31 µg/L, federal limit 30 µg/L (at or just above the limit)
340 Apr 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 62.5 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Apr 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 44.5 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Apr 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 54 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Apr 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 62.5 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Jan 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 44.5 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Jan 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 54 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Jan 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 31 µg/L, federal limit 30 µg/L (at or just above the limit)
340 Jan 1, 2023 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 62.5 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Oct 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 44.5 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Oct 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 54 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Oct 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 31 µg/L, federal limit 30 µg/L (at or just above the limit)
340 Oct 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 62.5 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Jul 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 44.5 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Jul 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 54 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Jul 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 31 µg/L, federal limit 30 µg/L (at or just above the limit)
340 Jul 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 54 µg/L, federal limit 30 µg/L (1.8 times the limit)
340 Apr 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 44.5 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Apr 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 62.5 µg/L, federal limit 30 µg/L (2.1 times the limit)
340 Apr 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 31 µg/L, federal limit 30 µg/L (at or just above the limit)
340 Apr 1, 2022 Resolved No
Combined Uranium
Contaminant limit exceeded
340 Jul 1, 2019 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 31 µg/L, federal limit 30 µg/L (at or just above the limit)
340 Apr 1, 2019 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 33 µg/L, federal limit 30 µg/L (1.1 times the limit)
340 Jan 1, 2019 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 46 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Jan 1, 2019 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 46 µg/L, federal limit 30 µg/L (1.5 times the limit)
340 Oct 1, 2018 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 33 µg/L, federal limit 30 µg/L (1.1 times the limit)
340 Oct 1, 2018 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 69 µg/L, federal limit 30 µg/L (2.3 times the limit)
340 Jul 1, 2018 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 36 µg/L, federal limit 30 µg/L (1.2 times the limit)
340 Apr 1, 2018 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 70 µg/L, federal limit 30 µg/L (2.3 times the limit)
340 Apr 1, 2017 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 73 µg/L, federal limit 30 µg/L (2.4 times the limit)
340 Jan 1, 2017 Resolved No
Combined Uranium
Contaminant limit exceeded
Measured 0.073 mg/L, federal limit 0.03 mg/L (2.4 times the limit)
340 Oct 1, 2016 Resolved No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Combined Uranium
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2025 Active
Combined Uranium
Monitoring and reporting
Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Consumer Confidence Rule
OTHER
Jul 1, 2025 Active
Combined Uranium
Monitoring and reporting
Apr 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Apr 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Apr 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Apr 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Apr 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Apr 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Apr 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Oct 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2024 Resolved
Consumer Confidence Rule
OTHER
Oct 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jul 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jul 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jul 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2024 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2024 Resolved
Groundwater Rule
OTHER
Jul 1, 2024 Active
Public Notice
OTHER
Jun 12, 2024 Resolved
Public Notice
OTHER
Jun 12, 2024 Resolved
Public Notice
OTHER
May 30, 2024 Resolved
Public Notice
OTHER
May 30, 2024 Resolved
Public Notice
OTHER
May 30, 2024 Resolved
Public Notice
OTHER
May 30, 2024 Resolved
Public Notice
OTHER
May 30, 2024 Resolved
Public Notice
OTHER
May 30, 2024 Resolved
Public Notice
OTHER
May 30, 2024 Active
Combined Uranium
Monitoring and reporting
Apr 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Apr 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Apr 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Apr 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Apr 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Apr 1, 2024 Resolved
Public Notice
OTHER
Mar 29, 2024 Resolved
Public Notice
OTHER
Mar 29, 2024 Resolved
Public Notice
OTHER
Mar 29, 2024 Resolved
Public Notice
OTHER
Mar 29, 2024 Resolved
Public Notice
OTHER
Mar 22, 2024 Resolved
Public Notice
OTHER
Mar 9, 2024 Resolved
Public Notice
OTHER
Feb 4, 2024 Resolved
Public Notice
OTHER
Feb 4, 2024 Resolved
Public Notice
OTHER
Feb 4, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2024 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2024 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2023 Resolved
Public Notice
OTHER
May 3, 2023 Resolved
Public Notice
OTHER
May 3, 2023 Resolved
Combined Uranium
Monitoring and reporting
Apr 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Apr 1, 2023 Resolved
Revised Total Coliform Rule
Monitoring violation
Feb 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2023 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2023 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2023 Resolved
Chlorine
Monitoring and reporting
Jan 1, 2023 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2022 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2022 Resolved
Public Notice
OTHER
Jun 17, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2022 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2022 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jul 1, 2021 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jul 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2021 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2021 Resolved
Revised Total Coliform Rule
Monitoring violation
May 1, 2021 Resolved
Chlorine
Monitoring and reporting
Apr 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2021 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2021 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jul 1, 2020 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jul 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2020 Resolved
Chlorine
Monitoring and reporting
Apr 1, 2020 Resolved
Styrene
Monitoring and reporting
Jan 1, 2020 Resolved
Ethylbenzene
Monitoring and reporting
Jan 1, 2020 Resolved
Toluene
Monitoring and reporting
Jan 1, 2020 Resolved
Benzene
Monitoring and reporting
Jan 1, 2020 Resolved
CHLOROBENZENE
Monitoring and reporting
Jan 1, 2020 Resolved
Tetrachloroethylene
Monitoring and reporting
Jan 1, 2020 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Jan 1, 2020 Resolved
Trichloroethylene
Monitoring and reporting
Jan 1, 2020 Resolved
1,2-Dichloropropane
Monitoring and reporting
Jan 1, 2020 Resolved
Carbon tetrachloride
Monitoring and reporting
Jan 1, 2020 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Jan 1, 2020 Resolved
1,2-Dichloroethane
Monitoring and reporting
Jan 1, 2020 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2020 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Jan 1, 2020 Resolved
Vinyl chloride
Monitoring and reporting
Jan 1, 2020 Resolved
p-Dichlorobenzene
Monitoring and reporting
Jan 1, 2020 Resolved
o-Dichlorobenzene
Monitoring and reporting
Jan 1, 2020 Resolved
DICHLOROMETHANE
Monitoring and reporting
Jan 1, 2020 Resolved
Xylenes, Total
Monitoring and reporting
Jan 1, 2020 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2020 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2020 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jul 1, 2019 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jul 1, 2019 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2019 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2019 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2019 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2019 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2019 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2019 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2019 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2019 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2019 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2019 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2019 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jul 1, 2018 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jul 1, 2018 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2018 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2018 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2018 Resolved
Public Notice
OTHER
Apr 1, 2018 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2018 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2018 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2018 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2018 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2018 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2018 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2018 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2017 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2017 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2017 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2017 Resolved
Combined Uranium
Monitoring and reporting
Jul 1, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
Mar 1, 2017 Resolved
Arsenic
Monitoring and reporting
Jan 1, 2017 Resolved
Chlorine
Monitoring and reporting
Jan 1, 2017 Resolved
Public Notice
OTHER
Oct 1, 2016 Resolved
Combined Uranium
Monitoring and reporting
Oct 1, 2016 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jul 1, 2016 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jul 1, 2016 Resolved
Public Notice
OTHER
Jul 1, 2016 Resolved
Public Notice
OTHER
Apr 1, 2016 Resolved
Public Notice
OTHER
Jan 1, 2016 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2016 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2016 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2016 Resolved
Public Notice
OTHER
Oct 1, 2015 Resolved
Public Notice
OTHER
Jul 1, 2015 Resolved
Public Notice
OTHER
Apr 1, 2015 Resolved
Public Notice
OTHER
Jan 1, 2015 Resolved

Full record since 2005

EPA's records for Rosemount Water Co go back to 2005. Before October 19, 2016 they list 26 health-based violations (26 resolved) and 35 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 1 10
2010 to October 18, 2016 25 25
October 19, 2016 to 2019 10 34
2020s 58 231

Most recent health-based violation before October 19, 2016: Combined Uranium, began October 2016, Resolved.

Show all 26 health-based violations before October 19, 2016
Contaminant Start date Status
Combined Uranium
Contaminant limit exceeded
Measured 0.073 mg/L, federal limit 0.03 mg/L (2.4 times the limit)
Oct 1, 2016 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 72 µg/L, federal limit 30 µg/L (2.4 times the limit)
Jul 1, 2016 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 71 µg/L, federal limit 30 µg/L (2.4 times the limit)
Apr 1, 2016 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 70 µg/L, federal limit 30 µg/L (2.3 times the limit)
Jan 1, 2016 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 69 µg/L, federal limit 30 µg/L (2.3 times the limit)
Oct 1, 2015 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 69 µg/L, federal limit 30 µg/L (2.3 times the limit)
Jul 1, 2015 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 68 µg/L, federal limit 30 µg/L (2.3 times the limit)
Apr 1, 2015 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 68 µg/L, federal limit 30 µg/L (2.3 times the limit)
Jan 1, 2015 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 68 µg/L, federal limit 30 µg/L (2.3 times the limit)
Oct 1, 2014 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 66 µg/L, federal limit 30 µg/L (2.2 times the limit)
Jul 1, 2014 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 65 µg/L, federal limit 30 µg/L (2.2 times the limit)
Apr 1, 2014 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 64 µg/L, federal limit 30 µg/L (2.1 times the limit)
Jan 1, 2014 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 65 µg/L, federal limit 30 µg/L (2.2 times the limit)
Oct 1, 2013 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 67 µg/L, federal limit 30 µg/L (2.2 times the limit)
Jul 1, 2013 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 66 µg/L, federal limit 30 µg/L (2.2 times the limit)
Apr 1, 2013 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 67 µg/L, federal limit 30 µg/L (2.2 times the limit)
Jan 1, 2013 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 66 µg/L, federal limit 30 µg/L (2.2 times the limit)
Oct 1, 2012 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 66 µg/L, federal limit 30 µg/L (2.2 times the limit)
Jul 1, 2012 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 66 µg/L, federal limit 30 µg/L (2.2 times the limit)
Apr 1, 2012 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 65 µg/L, federal limit 30 µg/L (2.2 times the limit)
Jan 1, 2012 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 65 µg/L, federal limit 30 µg/L (2.2 times the limit)
Oct 1, 2011 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 66 µg/L, federal limit 30 µg/L (2.2 times the limit)
Jul 1, 2011 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 66 µg/L, federal limit 30 µg/L (2.2 times the limit)
Apr 1, 2011 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 67 µg/L, federal limit 30 µg/L (2.2 times the limit)
Jan 1, 2011 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 33 µg/L, federal limit 30 µg/L (1.1 times the limit)
Oct 1, 2010 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 36 µg/L, federal limit 30 µg/L (1.2 times the limit)
Oct 1, 2006 Resolved

What the violations mean

Combined Uranium

68 incidents

Test results for Combined Uranium were above the federal limit (a maximum contaminant level violation).

The utility had to notify customers about each of these violations.

Groundwater Rule

1 incident

The system did not complete a treatment step or action that the Groundwater Rule requires (a treatment technique violation).

The utility had to notify customers about this violation.

Where the water comes from

Rosemount Water Co draws water from 1 spring.

Annual water quality report

Rosemount Water Co must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Rosemount Water Co for a copy.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Nevada.