Water Quality: Greenwood, IN

32 water systems • 867,939 people served

Multiple Health Violations
99
Total Violations
23
Health-Based Violations
32
Water Systems
867,939
Population Served

Water Quality Summary

Greenwood is served by 32 public water systems with a combined service population of 867,939 people, and has 99 EPA Safe Drinking Water Act violations on record. Critically, 23 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Greenwood's violation count is 129% above the national average for Indiana. Contaminants associated with violations include Disinfection Byproducts, E. coli, Fecal Coliform, Stage 2 DBP, TTHM.

Contaminants Found

Disinfection Byproducts

Broad category of chemicals formed during disinfection, associated with increased cancer risk and adverse reproductive effects.

Common source: Reaction of disinfectants (chlorine, ozone, chloramines) with organic matter

E. coli

Causes gastrointestinal illness; certain strains (e.g., O157:H7) can cause severe kidney failure and death.

Common source: Fecal contamination from humans or animals entering the water supply

EPA limit: Zero (no E. coli permitted in drinking water)

Fecal Coliform

Indicates direct fecal contamination; associated with diarrhea, cramps, nausea, and potential severe illness.

Common source: Human and animal fecal waste

EPA limit: Zero tolerance (any positive triggers violations)

Stage 2 DBP

Trihalomethanes and haloacetic acids that increase cancer risk and may cause adverse reproductive outcomes.

Common source: Chlorine disinfection reacting with natural organic matter in source water

EPA limit: TTHM: 0.080 mg/L; HAA5: 0.060 mg/L

TTHM

Total trihalomethanes are linked to increased risk of bladder cancer and adverse reproductive outcomes.

Common source: Reaction of chlorine disinfectants with naturally occurring organic matter in water

EPA limit: 0.080 mg/L (80 ppb)

Water Systems Serving Greenwood

System Name PWSID Source Population Violations
INDIANA AMERICAN WATER - NORTHWEST IN5245015 Surface Water 210,510 0
INDIANA AMERICAN WATER - S. INDIANA IN5210005 Groundwater 104,445 0
INDIANA AMERICAN WATER - JOHNSON COUNTY IN5241005 Groundwater 86,813 0
INDIANA AMERICAN WATER - MUNCIE IN5218012 Surface Water 74,030 0
INDIANA AMERICAN WATER - TERRE HAUTE IN5284012 Groundwater 67,765 0
INDIANA AMERICAN WATER - KOKOMO IN5234007 Surface Water 59,313 0
INDIANA AMERICAN WATER - NOBLESVILLE IN5229015 Groundwater 45,575 0
INDIANA AMERICAN WATER - RICHMOND IN5289012 Surface Water 41,485 0
INDIANA AMERICAN WATER - WEST LAFAYETTE IN5279020 Groundwater 35,533 0
INDIANA AMERICAN WATER - SEYMOUR IN5236005 Groundwater 20,725 0
INDIANA AMERICAN WATER - SHELBYVILLE IN5273002 Groundwater 19,093 0
INDIANA AMERICAN WATER - CRAWFORDSVILLE IN5254005 Groundwater 15,930 0
INDIANA AMERICAN WATER - WARSAW IN5243030 Groundwater 13,835 0
INDIANA AMERICAN WATER - WABASH IN5285003 Groundwater 12,140 0
INDIANA AMERICAN WATER - LOWELL IN5245029 Surface Water 11,908 17
INDIANA AMERICAN WATER - MOORESVILLE IN5255006 Groundwater 10,083 0
INDIANA AMERICAN WATER - CHARLESTOWN IN5210003 Groundwater 8,658 17
INDIANA AMERICAN WATER - SULLIVAN IN5277009 Groundwater 6,598 0
INDIANA AMERICAN WATER - WINCHESTER IN5268003 Groundwater 5,405 0
INDIANA AMERICAN WATER - SHERIDAN IN5229014 Groundwater 4,435 0
INDIANA AMERICAN WATER - GEORGETOWN IN5222003 Groundwater 3,605 11
INDIANA AMERICAN WATER - FARMERSBURG IN5277003 Groundwater 2,095 2
INDIANA AMERICAN WATER - YANKEETOWN IN5287008 Groundwater 1,838 3
INDIANA AMERICAN WATER - RUSSIAVILLE IN5234008 Groundwater 1,178 4
INDIANA AMERICAN WATER - SUMMITVILLE IN5248010 Groundwater 1,078 0
INDIANA AMERICAN WATER - MECCA IN5261004 Groundwater 905 10
WINDFALL WATER DEPARTMENT IN5280005 Groundwater 708 16
INDIANA AMERICAN WATER - RIVERS EDGE IN5210022 Groundwater 610 0
INDIANA AMERICAN WATER - WAVELAND IN5254012 Groundwater 605 13
INDIANA AMERICAN WATER - CLAYPOOL IN5243002 Groundwater 413 3
INDIANA AMERICAN WATER - MEROM IN5277005 Groundwater 380 3
INDIANA AMERICAN WATER - SOMERSET IN5285002 Groundwater 245 0

Concerned About Your Water?

A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.

Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.

Other Cities in Indiana

Indianapolis 181 violations • 1,007,040 served Fort Wayne 145 violations • 284,575 served Evansville 8 violations • 195,334 served South Bend 25 violations • 115,025 served Bloomington 272 violations • 105,850 served Carmel 69 violations • 100,464 served Hammond 20 violations • 78,384 served Lafayette 34 violations • 71,220 served

View all cities in Indiana →

Data Sources

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.

Verify at epa.gov • Search ECHO for IN