Tap Truth EPA drinking water records, in plain English

Public water system record

Donner Summit Public Utility District

Serves an area of Nevada County, CA that includes Soda Springs · 310 people served

Federal records show 1 health-based violation and 1 monitoring/reporting issue for Donner Summit Public Utility District in the last ten years. The most serious issue in this window was a resolved Surface Water Treatment Rule violation.

  • CA2910016
  • SODA SPRINGS
  • CA
  • 310 served

System profile

Source water Surface water
ZIP 95728
EPA system ID CA2910016

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
1
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
1

Key facts

  • Donner Summit Public Utility District draws water from 1 surface water intake.
  • Record on file since 1990, with 9 health-based violations before October 20, 2016.
  • Lead pipe inventory: 0 lead and 77 unknown out of 408 service lines.

Check whether Donner Summit Public Utility District 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
Surface Water Treatment Rule
Treatment technique failure
 120 Oct 1, 2022 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Lead and Copper Rule
Monitoring and reporting
 Oct 1, 2019 Resolved

Full record since 1990

EPA's records for Donner Summit Public Utility District go back to 1990. Before October 20, 2016 they list 9 health-based violations (9 resolved) and 2 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 2
2000s 8 0
2010 to October 19, 2016 1 0
October 20, 2016 to 2019 0 1
2020s 1 0

Most recent health-based violation before October 20, 2016: Surface Water Treatment Rule, began November 2011, Resolved.

Show all 9 health-based violations before October 20, 2016
Contaminant Start date Status
Surface Water Treatment Rule
Treatment technique failure
 Nov 1, 2011 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Sep 1, 2009 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Aug 1, 2009 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Dec 1, 2008 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Nov 1, 2008 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Oct 1, 2008 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Aug 1, 2008 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Nov 1, 2007 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Oct 1, 2007 Resolved

What the violations mean

Surface Water Treatment Rule

1 incident

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

The utility had to notify customers about this violation.

Where the water comes from

Donner Summit Public Utility District draws water from 1 surface water intake.

Annual water quality report

Donner Summit Public Utility District 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 Donner Summit Public Utility District 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 California.

Certified drinking water labs by state EPA guidance for private wells