TapGraded
A

INDIANA AMERICAN WATER - JOHNSON COUNTY

Greenwood, IN · 86,813 served

INDIANA AMERICAN WATER - JOHNSON COUNTY serves 86,813 people in Greenwood, IN. It has 0 health-based violations in the last 5 years. TapGraded gives this system an A.

Score breakdown

Health-based violations (5y)

0

Monitoring violations (5y)

0

Currently unaddressed

0

Overall score

100/100

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 2 ppb
0 ppb EPA action level: 15 ppb

Latest EPA Lead and Copper Rule 90th-percentile reading (monitoring period ending December 31, 2024).

PFAS (UCMR5 occurrence data)

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
PFOA (not detected) 0 ppt
0 ppt EPA MCL: 4 ppt
PFOS (not detected) 0 ppt
0 ppt EPA MCL: 4 ppt

System details

System type
Community water system
Water source
Ground water
Ownership
Private
Service connections
34,725

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Frequently asked questions

Is Greenwood, IN tap water safe to drink?

INDIANA AMERICAN WATER - JOHNSON COUNTY has 0 health-based violations in the last 5 years. TapGraded gives this system an A. A Tap Grade summarizes public EPA compliance records; it is not a determination that water is safe or unsafe to drink.

Does INDIANA AMERICAN WATER - JOHNSON COUNTY have lead in its water?

The most recent 90th-percentile lead sample is 2 ppb, versus the EPA action level of 15 ppb.

Has PFAS been detected in INDIANA AMERICAN WATER - JOHNSON COUNTY'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

TapGraded presents public EPA data for information only — it is not health advice and not a determination that any water is safe or unsafe to drink. For health concerns, contact your water utility or local health department.