Marysville, WA
Contamination score
Higher = more contaminated vs. other cities.
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Reported illness & cancer claims
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Self-reported issues
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Pollution sources & reported claims near your water
Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.
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Public water systems
MARYSVILLE UTILITIES
- PWSID:
- WA5351900
- Source:
- Surface water
- Serves:
- 88,582 people
Tulalip Bay Water Dist #1
- PWSID:
- 105300003
- Source:
- Surface water
- Serves:
- 5,968 people
Delia Jimicum Water District
- PWSID:
- 105300135
- Source:
- Ground water
- Serves:
- 42 people
Port Susan Camp Club #3
- PWSID:
- 105300092
- Source:
- Ground water
- Serves:
- 1,000 people
Port Susan Camp Club #2
- PWSID:
- 105300091
- Source:
- Ground water
- Serves:
- 1,000 people
Port Susan Camp Club #1
- PWSID:
- 105300090
- Source:
- Ground water
- Serves:
- 1,500 people
EPA & DEP violations
MARYSVILLE UTILITIES
PWSID WA53519005 violationsOther violation — MARYSVILLE UTILITIES
low severityResolvedEPA SDWIS violation 2566871 (code 71) at MARYSVILLE UTILITIES (PWSID WA5351900).
EPA SDWIS · Other violation · Began Jul 1, 2025 · 1 year ago · Source ↗
Monitoring violation — MARYSVILLE UTILITIES
low severityResolvedEPA SDWIS violation 2964557 (code 36) at MARYSVILLE UTILITIES (PWSID WA5351900).
EPA SDWIS · Monitoring violation · Began Jul 1, 2022 · 4 years ago · Source ↗
Monitoring violation — MARYSVILLE UTILITIES
low severityResolvedEPA SDWIS violation 2016963 (code 27) at MARYSVILLE UTILITIES (PWSID WA5351900).
EPA SDWIS · Monitoring violation · Began Apr 1, 2016 · 10 years ago · Source ↗
Monitoring violation — MARYSVILLE UTILITIES
low severityResolvedEPA SDWIS violation 2016967 (code 27) at MARYSVILLE UTILITIES (PWSID WA5351900).
EPA SDWIS · Monitoring violation · Began Apr 1, 2016 · 10 years ago · Source ↗
Other violation — MARYSVILLE UTILITIES
low severityResolvedEPA SDWIS violation 1435758 (code 71) at MARYSVILLE UTILITIES (PWSID WA5351900).
EPA SDWIS · Other violation · Began Jul 1, 2014 · 12 years ago · Source ↗
City-wide
20 violationsLead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Dec 30, 2025 · 7 months ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Dec 30, 2025 · 7 months ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2025 · 10 months ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2025 · 10 months ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityArchivedTotal Haloacetic Acids (HAA5) MR violation (Archived).
EPA SDWIS · MR · Began Oct 1, 2025 · 10 months ago · Source ↗
TTHM — MR violation
medium severityArchivedTTHM MR violation (Archived).
EPA SDWIS · MR · Began Oct 1, 2025 · 10 months ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityArchivedTotal Haloacetic Acids (HAA5) MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
TTHM — MR violation
medium severityArchivedTTHM MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityArchivedTotal Haloacetic Acids (HAA5) MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
TTHM — MR violation
medium severityArchivedTTHM MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
TTHM — MR violation
medium severityArchivedTTHM MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityArchivedTotal Haloacetic Acids (HAA5) MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
TTHM — MR violation
medium severityResolvedTTHM MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2024 · 2 years ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityResolvedTotal Haloacetic Acids (HAA5) MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2024 · 2 years ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Mar 1, 2022 · 4 years ago · Source ↗
Public Notice — Other violation
medium severityResolvedPublic Notice Other violation (Resolved).
EPA SDWIS · Other · Began Jan 15, 2021 · 5 years ago · Source ↗
Public Notice — Other violation
medium severityResolvedPublic Notice Other violation (Resolved).
EPA SDWIS · Other · Began Jan 15, 2021 · 5 years ago · Source ↗
Public Notice — Other violation
medium severityResolvedPublic Notice Other violation (Resolved).
EPA SDWIS · Other · Began Jan 15, 2021 · 5 years ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2019 · 6 years ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2019 · 6 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.