ASTORIA, OR · Clatsop County

ASTORIA, CITY OF 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): OR4100055
System type: Community Water System
Population served: 10,181
Service connections: 4,126
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2016 – December 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2016 – September 30, 2016
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2016 – September 30, 2016
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2016 – June 30, 2016
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2016 – June 30, 2016
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2016 – June 30, 2016
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2014 – July 31, 2014
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2014 – July 31, 2014
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 2013 – September 30, 2013
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 2013 – September 30, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2007 – September 30, 2007
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2006 – October 31, 2006
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2004 – October 31, 2004
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
June 1, 1992 – June 30, 1992
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1991 – October 31, 1991
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1991 – October 31, 1991
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1991 – September 30, 1991
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 1991 – August 31, 1991
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
July 1, 1991 – July 31, 1991
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 1991 – July 31, 1991
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
April 1, 1991 – April 30, 1991
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
January 1, 1991 – January 31, 1991
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
June 1, 1976 – May 31, 1980
Archived
Monitoring, 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
October 1, 2016 – December 31, 2016	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
July 1, 2016 – September 30, 2016	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2016 – September 30, 2016	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
June 1, 2016 – June 30, 2016	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 1, 2016 – June 30, 2016	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 1, 2016 – June 30, 2016	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2014 – July 31, 2014	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
July 1, 2014 – July 31, 2014	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
September 1, 2013 – September 30, 2013	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
September 1, 2013 – September 30, 2013	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
September 1, 2007 – September 30, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2006 – October 31, 2006	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2004 – October 31, 2004	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
June 1, 1992 – June 30, 1992	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
October 1, 1991 – October 31, 1991	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 1991 – October 31, 1991	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 1991 – September 30, 1991	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 1991 – August 31, 1991	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 1991 – July 31, 1991	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 1991 – July 31, 1991	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 1, 1991 – April 30, 1991	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 1991 – January 31, 1991	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	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 26, 2013State Compliance achieved4 linked violations
October 24, 2013State Public Notification requested1 linked violation
October 24, 2013State Public Notification requested95 linked violations
January 14, 2011State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
July 1, 1989State Bilateral Compliance Agreement signedgeneral compliance action — not tied to a specific violation on record

Contact

ASTORIA, CITY OF

503-325-3524

ASTORIA, OR 97103