TapGraded
B

JAMESTOWN CITY OF

Jamestown, ND · 15,427 served

JAMESTOWN CITY OF serves 15,427 people in Jamestown, ND. It has 0 health-based violations in the last 5 years. TapGraded gives this system a B.

Score breakdown

Health-based violations (5y)

0

Monitoring violations (5y)

0

Currently unaddressed

0

Overall score

85/100

Violation history (last 5 years)

No violations on record.

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Lead (Lead and Copper Rule)

EPA's current lead action level is 15 ppb (dropping to 10 ppb in 2027 under the Lead and Copper Rule Improvements).

90th-percentile lead sample 10.9 ppb
0 ppb EPA action level: 15 ppb

PFAS (UCMR5 occurrence data)

PFOA (not detected) 0 ppt
0 ppt EPA MCL: 4 ppt
HFPO-DA (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt
PFHxS (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt
PFNA (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt
PFOS (not detected) 0 ppt
0 ppt EPA MCL: 4 ppt

System details

System type
Community water system
Water source
Ground water
Ownership
Local government
Service connections
4,500

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Frequently asked questions

Is Jamestown, ND tap water safe to drink?

JAMESTOWN CITY OF has 0 health-based violations in the last 5 years. TapGraded gives this system a B.

Does JAMESTOWN CITY OF have lead in its water?

The most recent 90th-percentile lead sample is 10.9 ppb, versus the EPA action level of 15 ppb.

Has PFAS been detected in JAMESTOWN CITY OF's water?

This system was tested under UCMR5 and no PFAS was detected above the reporting limit in the analytes we track.

Source: EPA SDWIS/ECHO · Data as of 2026Q2