EUGENE, OR · Lane County

DIAMOND RIDGE WATER ASSOCIATION Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

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 Oregon’s official records. Always confirm current status with Oregon before making decisions based on this information.

System facts

System ID (PWSID): OR4106138
System type: Community Water System
Population served: 54
Service connections: 25
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
April 1, 2016 – June 30, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2014 – January 31, 2014
Resolved
Failure to Conduct Assessment Monitoring
—
COLIPHAGE
January 1, 2012 – December 31, 2012
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2010 – December 31, 2010
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2010 – December 31, 2010
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
April 1, 2016 – June 30, 2016	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2014 – January 31, 2014	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2012 – December 31, 2012	Failure to Conduct Assessment Monitoring	COLIPHAGE	—	Resolved
January 1, 2010 – December 31, 2010	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2010 – December 31, 2010	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Contact

DIAMOND RIDGE WATER ASSOCIATION

541-342-1718

EUGENE, OR 97402