LOCKWOOD, MT · Dawson County
SHADY HAVENS LLC Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of May 10, 2013. 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 Dawson County, MT.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Montana’s official records. Always confirm current status with Montana before making decisions based on this information.
System facts
- System ID (PWSID)
- MT0000412
- System type
- Community Water System
- Population served
- 24
- Service connections
- 11
- Ownership
- privately owned
- Water source
- groundwater (wells)
SHADY HAVENS LLC is one of 1,084 community water systems in Montana in the 500 or fewer people size category, formerly serving 24 people from groundwater.
EPA's federal records list this system as inactive in 2013; the record below is historical.
As of August 1, 2026, its federal record holds 20 entries between 1998 and 2003, all of which EPA lists as closed. Nothing has been added since 2003.
All 20 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves inorganic chemicals, synthetic organic chemicals, and the Lead and Copper Rule.
Violation history
Follow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2003 – May 10, 2013
ResolvedMonitoring, Regular
—Nitrate-Nitrite
January 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Barium
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Cadmium
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Chromium
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Fluoride
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Mercury
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Nickel
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Antimony, Total
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Beryllium, Total
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Thallium, Total
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Selenium
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Arsenic
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Picloram
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Endrin
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Nitrate
January 1, 1999 – December 31, 1999
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
October 1, 1998 – October 31, 1998
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2003 – May 10, 2013 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| January 1, 2003 – December 31, 2003 | Monitoring, Regular | Nitrate-Nitrite | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Barium | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Cadmium | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Chromium | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Fluoride | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Mercury | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Nickel | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Antimony, Total | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Beryllium, Total | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Thallium, Total | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Selenium | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Arsenic | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Endrin | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 1999 – December 31, 1999 | Monitoring, Regular | Nitrate | — | Resolved |
| October 1, 1998 – October 31, 1998 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- May 22, 2013State Compliance achieved46 linked violations
- January 4, 2005State Public Notification requested7 linked violations
- September 21, 2004State Compliance achieved37 linked violations
- September 20, 2004State Compliance achieved3 linked violations
- June 19, 2000State Violation/Reminder Notice8 linked violations
- June 19, 2000State Public Notification requested8 linked violations
- December 9, 1998State Violation/Reminder Notice1 linked violation
Last known contact on file (system is inactive)
SMITH, DIANE R
417-262-0465
LOCKWOOD, MO 65682