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Place carried: Mount Vernon, WA
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ZIP 98274: Mount Vernon, WA Tap Water

ZIP 98274 is in the Mount Vernon, WA area, most likely served by SKAGIT COUNTY PUD 1 JUDY RES. A ZIP is a postal boundary, not a service area, so confirm your supplier on your water bill.

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What the record shows · WA5379500

Test results for SKAGIT COUNTY PUD 1 JUDY RES

Results describe the water system, not a specific tap in ZIP 98274. Each bar marks the listed reference for that substance.

Full system record →
above a listed reference
0
detected, within reference or no limit
1
aesthetic measures
0
tested, not detected
30
Detected · 1 result, farthest from the reference first
  • PFBAPerfluorobutanoic acid (PFBA)
    21.1ng/L
    No federal or state limit; shown for transparency
    No federal or state limit · EPA UCMR 5 · 2024Evidence
Aesthetic · no federal health limit
CaCO₃Water hardness

Not measured: no utility report on file. Hardness affects fixtures and appliances, not health.

Tested, not detected
Other contaminants tested
30none detected

Below each lab’s reporting limit. A result, not zero, and it covers only what was tested.

Show all 30Hide list
  • 11Cl-PF3OUdS
  • 4:2 FTS
  • 6:2 FTS
  • 8:2 FTS
  • 9Cl-PF3ONS
  • ADONA
  • HFPO-DA (GenX)
  • NEtFOSAA
  • NFDHA
  • NMeFOSAA
  • PFBS
  • PFDA
  • PFDoA
  • PFEESA
  • PFHpA
  • PFHpS
  • PFHxA
  • PFHxS
  • PFMBA
  • PFMPA
  • PFNA
  • PFOA
  • PFOS
  • PFPeA
  • PFPeS
  • PFTA
  • PFTrDA
  • PFUnA
  • Lithium
  • Lead (90th percentile)
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Nothing here is above its listed reference. Lead mostly enters from building plumbing, which this system-level record can’t see.

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Which water system serves ZIP 98274?

The public system on record for ZIP 98274 (Mount Vernon, WA) is SKAGIT COUNTY PUD 1 JUDY RES. A ZIP is a postal boundary, not a service area. Confirm your supplier on your water bill.

Is the water in ZIP 98274 the same as Mount Vernon's?

ZIP 98274 falls within the Mount Vernon, WA area, but a ZIP code can span more than one utility. Read the serving system's own record for the results that apply to your address.

How do I find the exact water system for ZIP 98274?

Check the utility name on your water bill, or resolve it from your street address with Find My Water. The ZIP-level view lists candidate systems, not a confirmed household match.