BERKELEY, NV · Lyon County
DAYTON VALLEY MHP Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of December 22, 2009. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in Lyon County, NV.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Nevada’s official records. Always confirm current status with Nevada before making decisions based on this information.
System facts
- System ID (PWSID)
- NV0000033
- System type
- Community Water System
- Population served
- 55
- Service connections
- 28
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Follow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2009 – October 28, 2009
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2009 – December 22, 2009
ResolvedMonitoring, Regular
—Nitrate
January 1, 2009 – October 28, 2009
ResolvedMonitoring, Regular
—Radium-226
July 1, 2006 – September 30, 2006
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2005 – December 31, 2007
ArchivedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2005 – December 31, 2007
ArchivedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2005 – December 31, 2007
ArchivedMonitoring, Regular
—Simazine
January 1, 2005 – December 31, 2007
ArchivedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2005 – December 31, 2007
ArchivedMonitoring, Regular
—Endothall
January 1, 2005 – December 31, 2007
ArchivedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 2005 – December 31, 2007
ArchivedMonitoring, Regular
—Atrazine
January 1, 2005 – December 31, 2007
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2009 – October 28, 2009 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| July 1, 2009 – December 22, 2009 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2009 – October 28, 2009 | Monitoring, Regular | Nitrate | — | Resolved |
| July 1, 2006 – September 30, 2006 | Monitoring, Regular | Radium-226 | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Archived |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Benzo(a)pyrene | — | Archived |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Archived |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Simazine | — | Archived |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Benzo(a)pyrene | — | Archived |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Endothall | — | Archived |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Aldicarb sulfoxide | — | Archived |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Atrazine | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- June 9, 2010State Violation/Reminder Notice6 linked violations
- February 1, 2010State Compliance achieved7 linked violations
- October 28, 2009State Compliance achieved8 linked violations
- May 21, 2008State Public Notification requested26 linked violations
- May 21, 2008State Violation/Reminder Notice20 linked violations
- April 24, 2007State Public Notification requested8 linked violations
- September 28, 2004State Public Notification requested5 linked violations
Last known contact on file (system is inactive)
THORENFELDT, KIM
925-932-0689
BERKELEY, CA 94707