SANDY, OR · Clackamas County

ALDER CREEK BARLOW WATER DIST 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): OR4100630
System type: Community Water System
Population served: 300
Service connections: 125
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring and Reporting (DBP)
—
TTHM
October 1, 2025 – December 31, 2025
Archived
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2025 – December 31, 2025
Archived
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025 – July 29, 2025
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2025 – March 31, 2025
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2025 – March 31, 2025
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2024 – December 31, 2024
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2024 – December 31, 2024
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – September 26, 2024
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2024 – September 30, 2024
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2024 – September 30, 2024
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2024 – June 30, 2024
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2024 – June 30, 2024
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2024 – March 31, 2024
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2024 – March 31, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
November 26, 2023 – December 14, 2023
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2023 – September 30, 2023
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
July 1, 2023 – September 30, 2023
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2023 – September 30, 2023
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2023 – June 30, 2023
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2023 – June 30, 2023
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2023 – March 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2023 – March 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2022 – December 31, 2022
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2022 – December 31, 2022
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2022 – September 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2022 – September 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2022 – June 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2022 – June 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2022 – March 31, 2022
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2022 – March 31, 2022
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 2021 – November 30, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 2021 – November 30, 2021
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 2021 – October 31, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
October 1, 2021 – October 31, 2021
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2021 – September 30, 2021
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2021 – August 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2021 – September 30, 2021
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2021 – September 30, 2021
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2021 – July 31, 2021
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2021 – June 30, 2021
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2021 – June 30, 2021
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2021 – June 30, 2021
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2021 – March 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
November 1, 2020 – November 30, 2020
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2020 – December 31, 2020
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2020 – September 30, 2020
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2020 – September 30, 2020
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2020 – September 30, 2020
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2020 – June 30, 2020
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2020 – June 30, 2020
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2020 – April 30, 2020
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2020 – March 31, 2020
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2020 – March 31, 2020
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2019 – December 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2019 – December 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2014 – September 30, 2014
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2014 – September 30, 2014
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2010 – December 31, 2010
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2010 – December 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2000 – February 29, 2000
Resolved
Monitoring, Regular
—
Selenium
May 1, 1979 – April 30, 1980
Archived
Monitoring, Regular
—
Nitrate
May 1, 1979 – April 30, 1980
Archived
Monitoring, Regular
—
Mercury
May 1, 1979 – April 30, 1980
Archived
Monitoring, Regular
—
Fluoride
May 1, 1979 – April 30, 1980
Archived
Monitoring, Regular
—
Chromium
May 1, 1979 – April 30, 1980
Archived
Monitoring, Regular
—
Cadmium
May 1, 1979 – April 30, 1980
Archived
Monitoring, Regular
—
Barium
May 1, 1979 – April 30, 1980
Archived
Monitoring, Regular
—
Arsenic
May 1, 1979 – April 30, 1980
Archived

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2025 – December 31, 2025	Monitoring and Reporting (DBP)	TTHM	—	Archived
October 1, 2025 – December 31, 2025	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Archived
July 1, 2025 – July 29, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2025 – March 31, 2025	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2025 – March 31, 2025	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2024 – December 31, 2024	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2024 – December 31, 2024	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2024 – September 26, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2024 – September 30, 2024	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2024 – September 30, 2024	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2024 – June 30, 2024	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2024 – June 30, 2024	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2024 – March 31, 2024	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2024 – March 31, 2024	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
November 26, 2023 – December 14, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2023 – September 30, 2023	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
July 1, 2023 – September 30, 2023	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2022 – December 31, 2022	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2022 – December 31, 2022	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2022 – September 30, 2022	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2022 – September 30, 2022	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2022 – June 30, 2022	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2022 – June 30, 2022	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2022 – March 31, 2022	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2022 – March 31, 2022	Monitoring and Reporting (DBP)	TTHM	—	Resolved
November 1, 2021 – November 30, 2021	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
November 1, 2021 – November 30, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
October 1, 2021 – October 31, 2021	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2021 – October 31, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
September 1, 2021 – September 30, 2021	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2021 – August 31, 2021	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2021 – September 30, 2021	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2021 – September 30, 2021	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2021 – July 31, 2021	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 1, 2021 – June 30, 2021	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2021 – June 30, 2021	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2021 – June 30, 2021	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring and Reporting (DBP)	TTHM	—	Resolved
November 1, 2020 – November 30, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring and Reporting (DBP)	TTHM	—	Resolved
September 1, 2020 – September 30, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2020 – September 30, 2020	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2020 – September 30, 2020	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2020 – June 30, 2020	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2020 – June 30, 2020	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2020 – April 30, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2020 – March 31, 2020	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2020 – March 31, 2020	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2019 – December 31, 2019	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2019 – December 31, 2019	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2014 – September 30, 2014	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2014 – September 30, 2014	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2010 – December 31, 2010	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2010 – December 31, 2010	Monitoring and Reporting (DBP)	TTHM	—	Resolved
February 1, 2000 – February 29, 2000	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 1979 – April 30, 1980	Monitoring, Regular	Selenium	—	Archived
May 1, 1979 – April 30, 1980	Monitoring, Regular	Nitrate	—	Archived
May 1, 1979 – April 30, 1980	Monitoring, Regular	Mercury	—	Archived
May 1, 1979 – April 30, 1980	Monitoring, Regular	Fluoride	—	Archived
May 1, 1979 – April 30, 1980	Monitoring, Regular	Chromium	—	Archived
May 1, 1979 – April 30, 1980	Monitoring, Regular	Cadmium	—	Archived
May 1, 1979 – April 30, 1980	Monitoring, Regular	Barium	—	Archived
May 1, 1979 – April 30, 1980	Monitoring, Regular	Arsenic	—	Archived

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Enforcement actions

July 29, 2025State Compliance achieved2 linked violations
July 9, 2025State Compliance achieved11 linked violations
January 3, 2024State Compliance achieved2 linked violations
December 14, 2023State Compliance achieved2 linked violations
December 14, 2023State Public Notification received2 linked violations
February 9, 2022State Compliance achieved3 linked violations
January 25, 2022State Public Notification requested2 linked violations
December 31, 2021State Compliance achieved6 linked violations
December 9, 2020State Compliance achieved2 linked violations
October 8, 2020State Compliance achieved3 linked violations
October 9, 2015State Compliance achieved2 linked violations
September 20, 2011State Compliance achieved4 linked violations
February 22, 2011State Violation/Reminder Notice2 linked violations
October 7, 2008State Compliance achieved4 linked violations
November 8, 1994State Compliance achieved1 linked violation
November 4, 1994State Formal Notice of Violation issued1 linked violation

Contact

ALDER CREEK BARLOW WATER DIST

503-806-4734

SANDY, OR 97055