BEND, OR · Deschutes County
AVION WC - TUMALO WEST Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of October 28, 2024. 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 Deschutes County, OR.
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)
- OR4101368
- System type
- Community Water System
- Population served
- 75
- Service connections
- 20
- Ownership
- privately owned
- Water source
- groundwater (wells)
AVION WC - TUMALO WEST is one of 1,168 community water systems in Oregon in the 500 or fewer people size category, formerly serving 75 people from groundwater.
EPA's federal records list this system as inactive in 2024; the record below is historical.
As of August 1, 2026, its federal record holds 14 entries between 1993 and 2024, all of which EPA lists as closed.
Of the 14, 10 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
Monitoring, Routine (RTCR)
—Revised Total Coliform Rule
October 1, 2024 – October 28, 2024
ResolvedMonitoring, Regular
—Nitrate
January 1, 2024 – October 28, 2024
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
October 1, 2023 – November 8, 2023
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2023 – November 8, 2023
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
June 1, 2023 – June 30, 2023
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
October 19, 2002 – December 4, 2002
ResolvedMonitoring, Regular
—Nitrate
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
May 1, 2000 – May 31, 2000
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
April 1, 1997 – April 30, 1997
ResolvedMonitoring, Regular
—Nitrate
January 1, 1997 – December 31, 1997
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
August 1, 1994 – August 31, 1994
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 1994 – August 31, 1994
ResolvedInitial Tap Sampling for Pb and Cu
—Lead and Copper Rule
July 1, 1994 – December 16, 1994
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
July 1, 1993 – July 31, 1993
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2024 – October 28, 2024 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| January 1, 2024 – October 28, 2024 | Monitoring, Regular | Nitrate | — | Resolved |
| October 1, 2023 – November 8, 2023 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| July 1, 2023 – November 8, 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 19, 2002 – December 4, 2002 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Nitrate | — | Resolved |
| May 1, 2000 – May 31, 2000 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| April 1, 1997 – April 30, 1997 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 1997 – December 31, 1997 | Monitoring, Regular | Nitrate | — | Resolved |
| August 1, 1994 – August 31, 1994 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| August 1, 1994 – August 31, 1994 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| July 1, 1994 – December 16, 1994 | Initial Tap Sampling for Pb and Cu | Lead and Copper Rule | — | Resolved |
| July 1, 1993 – July 31, 1993 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- October 28, 2025State no longer subject to Rule1 linked violation
- October 28, 2025State no longer subject to Rule1 linked violation
- November 8, 2023State Compliance achieved2 linked violations
- July 30, 2023State Compliance achieved2 linked violations
- July 26, 2022State Administrative/Compliance Order with penalty issued2 linked violations
- October 1, 2012State Compliance achieved2 linked violations
- December 4, 2002State Compliance achieved1 linked violation
- December 4, 2002State Compliance achieved1 linked violation
- December 4, 2002State Compliance achieved1 linked violation
- November 12, 2002State Compliance achieved3 linked violations
- January 1, 1998State Compliance achieved1 linked violation
- December 16, 1994State Compliance achieved1 linked violation
- December 16, 1994State Compliance achieved1 linked violation
- November 4, 1994State Formal Notice of Violation issued1 linked violation
- October 1, 1994State Public Notification requested1 linked violation
- July 29, 1994State Public Notification received2 linked violations
Last known contact on file (system is inactive)
TUMALO WEST WATER SYSTEM
541-382-5342
BEND, OR 97702