Public water system record

Pasco Water Department

Serves Pasco and West Pasco, Franklin County, WA · 115,102 people served

Federal records show no health-based violations and 24 monitoring/reporting issues for Pasco Water Department in the last ten years.

  • WA5366400
  • PASCO
  • WA
  • 115,102 served

System profile

Source water Surface water
ZIP 99301
EPA system ID WA5366400

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
24

Key facts

  • Pasco Water Department draws water from 2 surface water intakes.
  • Record on file since 1979, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 10,550 unknown out of 23,800 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

None since October 2016.

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Nitrate
Monitoring and reporting
Jan 1, 2025 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2025 Resolved
Chlordane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Benzo(a)pyrene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
HEXACHLOROBENZENE
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Heptachlor epoxide
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Heptachlor
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
LASSO
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Atrazine
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Hexachlorocyclopentadiene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Di(2-ethylhexyl) phthalate
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Simazine
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Di(2-ethylhexyl) adipate
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Toxaphene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Methoxychlor
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
BHC-GAMMA
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Endrin
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Pentachlorophenol
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
2,4,5-TP
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Dinoseb
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Picloram
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Dalapon
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Surface Water Treatment Rule
Monitoring and reporting
Dec 1, 2017 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2016 Resolved

Full record since 1979

EPA's records for Pasco Water Department go back to 1979. Before October 19, 2016 they list 2 health-based violations (2 archived by EPA without a recorded fix) and 25 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1970s 0 1
1990s 2 1
2000s 0 21
2010 to October 18, 2016 0 2
October 19, 2016 to 2019 0 1
2020s 0 22

Most recent health-based violation before October 19, 2016: Nitrate (acute), began April 1993, Archived.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Nitrate (acute)
Contaminant limit exceeded
Apr 1, 1993 Archived
Total Coliform
Contaminant limit exceeded
Oct 1, 1991 Archived

Where the water comes from

Pasco Water Department draws water from 2 surface water intakes. 1 smaller public system such as schools, businesses or campgrounds buys water from Pasco Water Department.

Annual water quality report

Pasco Water Department must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Washington.