COTTAGE GROVE, OR · Lane County
RIVERSTONE MOBILE HOME PARK Water System
Consumer Confidence Report status
RIVERSTONE MOBILE HOME PARK 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 RIVERSTONE MOBILE HOME PARK.
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)
- OR4100240
- System type
- Community Water System
- Population served
- 168
- Service connections
- 125
- Ownership
- privately owned
- Water source
- groundwater (wells)
RIVERSTONE MOBILE HOME PARK is one of 1,168 community water systems in Oregon in the 500 or fewer people size category, serving 168 people from groundwater.
As of August 1, 2026, its federal record holds 10 entries between 1976 and 2025, all of which EPA lists as closed.
Of the 10, 7 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 Groundwater Rule, the Total Coliform Rules, and the Radionuclides and Revised Rad Rule.
Violation history
Monitoring of Treatment (SWTR-Unfilt/GWR)
—Groundwater Rule
September 1, 2025 – September 30, 2025
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Groundwater Rule
July 1, 2025 – July 31, 2025
ResolvedTreatment Technique (SWTR and GWR)
Health-basedGroundwater Rule
September 1, 2024 – September 30, 2024
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Groundwater Rule
September 1, 2024 – September 30, 2024
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2024 – July 2, 2024
ResolvedPublic Education
Health-basedLead and Copper Rule
December 11, 2022 – January 4, 2023
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
August 1, 1992 – August 31, 1992
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
March 1, 1991 – March 31, 1991
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 |
|---|---|---|---|---|
| September 1, 2025 – September 30, 2025 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Groundwater Rule | — | Resolved |
| July 1, 2025 – July 31, 2025 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Groundwater Rule | — | Resolved |
| September 1, 2024 – September 30, 2024 | Treatment Technique (SWTR and GWR) | Groundwater Rule | Health-based | Resolved |
| September 1, 2024 – September 30, 2024 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Groundwater Rule | — | Resolved |
| July 1, 2024 – July 2, 2024 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| December 11, 2022 – January 4, 2023 | Public Education | Lead and Copper Rule | Health-based | Resolved |
| August 1, 1992 – August 31, 1992 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| March 1, 1991 – March 31, 1991 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | 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
- November 10, 2025State Compliance achieved2 linked violations
- January 7, 2025State Compliance achieved1 linked violation
- November 15, 2024State Public Notification received1 linked violation
- November 5, 2024State Public Notification requested1 linked violation
- November 4, 2024State Compliance achieved1 linked violation
- July 2, 2024State Compliance achieved1 linked violation
- January 4, 2023State Compliance achieved1 linked violation
- September 6, 2022State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- May 3, 2019State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- November 21, 2006State Compliance achieved1 linked violation
- May 31, 1995State Compliance achieved1 linked violation
Common questions
Is RIVERSTONE MOBILE HOME PARK required to publish a Consumer Confidence Report?
- Yes. RIVERSTONE MOBILE HOME PARK 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 RIVERSTONE MOBILE HOME PARK’s next Consumer Confidence Report due?
- RIVERSTONE MOBILE HOME PARK’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does RIVERSTONE MOBILE HOME PARK have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for RIVERSTONE MOBILE HOME PARK.
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
RIVERSTONE MOBILE HOME PARK
541-942-4147
COTTAGE GROVE, OR 97424