BEND, OR · Deschutes County
SUN MOUNTAIN WATER SYSTEM LLC Water System
Consumer Confidence Report status
SUN MOUNTAIN WATER SYSTEM LLC must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for SUN MOUNTAIN WATER SYSTEM LLC.
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 Oregon’s official records. Always confirm current status with Oregon before making decisions based on this information.
System facts
- System ID (PWSID)
- OR4100111
- System type
- Community Water System
- Population served
- 740
- Service connections
- 298
- Ownership
- privately owned
- Water source
- groundwater (wells)
SUN MOUNTAIN WATER SYSTEM LLC is one of 203 community water systems in Oregon in the 501 to 3,300 people size category, serving 740 people from groundwater.
As of August 1, 2026, its federal record holds 21 entries between 1976 and 2025, all of which EPA lists as closed.
Of the 21, 13 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 the Total Coliform Rules, inorganic chemicals, and the Consumer Confidence Rule.
Violation history
Consumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2025 – July 21, 2025
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2023 – July 6, 2023
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
June 1, 2023 – June 30, 2023
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2021 – September 19, 2022
ResolvedMonitoring, Regular
—Nitrate
January 1, 2021 – December 31, 2021
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2018 – October 11, 2018
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
September 1, 2013 – September 30, 2013
ResolvedMaximum Contaminant Level Violation, Acute (TCR)
Health-basedColiform (TCR)
September 1, 2013 – September 30, 2013
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
March 1, 2009 – March 31, 2009
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 2007 – August 31, 2007
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
January 1, 2004 – January 31, 2004
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
October 19, 2003 – March 31, 2004
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2003 – March 31, 2004
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
January 1, 2003 – January 31, 2003
ResolvedMonitoring, Regular
—Nitrate
January 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Nitrate
January 1, 2002 – December 31, 2002
ResolvedMonitoring, Regular
—Nitrate
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
January 1, 1996 – December 31, 1999
ResolvedMonitoring, Regular
—Nitrate
January 1, 1996 – December 31, 1996
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
June 1, 1976 – May 31, 1980
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
June 1, 1976 – May 31, 1980
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 |
|---|---|---|---|---|
| July 1, 2025 – July 21, 2025 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| July 1, 2023 – July 6, 2023 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| June 1, 2023 – June 30, 2023 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| October 1, 2021 – September 19, 2022 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| January 1, 2021 – December 31, 2021 | Monitoring, Regular | Nitrate | — | Resolved |
| October 1, 2018 – October 11, 2018 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| September 1, 2013 – September 30, 2013 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| September 1, 2013 – September 30, 2013 | Maximum Contaminant Level Violation, Acute (TCR) | Coliform (TCR) | Health-based | Resolved |
| March 1, 2009 – March 31, 2009 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| August 1, 2007 – August 31, 2007 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| January 1, 2004 – January 31, 2004 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| October 19, 2003 – March 31, 2004 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| July 1, 2003 – March 31, 2004 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2003 – January 31, 2003 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2003 – December 31, 2003 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2002 – December 31, 2002 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 1996 – December 31, 1999 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| January 1, 1996 – December 31, 1996 | Monitoring, Regular | Nitrate | — | Resolved |
| June 1, 1976 – May 31, 1980 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Archived |
| June 1, 1976 – May 31, 1980 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- July 27, 2023State Compliance achieved4 linked violations
- September 19, 2022State Compliance achieved1 linked violation
- January 23, 2022State Compliance achieved2 linked violations
- December 2, 2013State Compliance achieved2 linked violations
- September 19, 2007State Compliance achieved2 linked violations
- March 31, 2004State Compliance achieved12 linked violations
- April 21, 2003State Compliance achieved5 linked violations
Common questions
Is SUN MOUNTAIN WATER SYSTEM LLC required to publish a Consumer Confidence Report?
- Yes. SUN MOUNTAIN WATER SYSTEM LLC is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is SUN MOUNTAIN WATER SYSTEM LLC’s next Consumer Confidence Report due?
- SUN MOUNTAIN WATER SYSTEM LLC’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does SUN MOUNTAIN WATER SYSTEM LLC have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for SUN MOUNTAIN WATER SYSTEM LLC.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
SUN MOUNTAIN WATER SYSTEM LLC
541-382-7309
BEND, OR 97703