Is New Harmony, IN Tap Water Safe to Drink?
Graded A-, with 6 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓
88.7/100
waterverge.com New Harmony, IN — Water Quality Report
New Harmony's drinking water received a grade of A- (88.7 out of 100), indicating good water quality. The city's 1 water system serves approximately 1,633 residents using groundwater.
Lead levels were measured at 2.9 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.
The system has 38 violations on record, including 2 health-based violations. 6 remain unresolved.
What to know about New Harmony's water
New Harmony ranks #82 out of 414 cities in Indiana for water quality, placing it above average in the state.
New Harmony relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.
As a small community water system, New Harmony may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.
Water quality score
See methodology →Is New Harmony, IN water safe to drink?
New Harmony's drinking water has significant quality concerns based on EPA testing data. With a grade of A- (88.7/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 1,633 residents using groundwater (wells).
Recent water quality updates for New Harmony
A timeline of significant water quality events, violations, and data updates.
Latest EPA compliance and testing data incorporated into New Harmony's water quality assessment. Grade: A- (88.7/100).
Contaminants: Consumer Confidence Rule.
Contaminants: Consumer Confidence Rule.
Contaminants: TTHM, Total Haloacetic Acids (HAA5).
Federal disaster declaration (FEMA DR-3238). Hurricane event — may have impacted local water infrastructure.
Federal disaster declaration (FEMA DR-1109). Flood event — may have impacted local water infrastructure.
Key contaminant findings
Based on the most recent EPA sampling data for New Harmony's water supply.
Well within EPA limits.
Violation history
New Harmony's water system has 38 total violations on record, including 2 health-based violations. 6 remain unresolved. 2 violations were issued in the last 5 years.
Flood & environmental risk
Posey County has experienced 4 federally declared disasters since 1979. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include Wabash River.
Where does New Harmony's water come from?
New Harmony's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 1,633 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Wabash River (river).
What New Harmony residents can do
Recommended: NSF-certified water filter. This addresses the specific contaminants found in New Harmony's water.
Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.
New Harmony's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.
Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.
Top contaminants to know
View all ↓Violation summary
Violations & advisories
Flood & disaster history
Posey County has experienced 4 federally declared disasters since 1979. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.
Full contaminants report
| Contaminant | Detected Level | EPA Limit | Unit | Category | Status |
|---|---|---|---|---|---|
| Lead (90th percentile) LeadHeavy Metal A toxic heavy metal that can leach into drinking water from older pipes, solder, and fixtures. No amount of lead in water is considered safe. Health EffectsBrain and nervous system damage in children, kidney damage, high blood pressure, and reproductive problems in adults. EPA Limit15 ppb action level Common SourcesCorrosion of lead pipes, lead solder, brass faucets, and household plumbing. | 2.9 | 15 | ppb | Inorganic | Safe |
Lead level trend (90th percentile)
See how New Harmony compares by contaminant
Explore where New Harmony ranks among all Indiana cities for specific contaminants.
Water source & infrastructure
Where New Harmony's water comes from
New Harmony's drinking water is drawn from underground aquifers through wells.
Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.
Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.
The system is operated by local government ownership and serves approximately 1,633 people through 1 water system.
Water bodies near New Harmony
New Harmony is located near 1 notable water body. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.
Water systems serving New Harmony
| System Name | PWSID | Population | Source |
|---|---|---|---|
| NEW HARMONY WATER UTILITY | IN5265007 | 1,633 | GW |
How New Harmony compares
Full Indiana rankings →New Harmony's score of 88.7/100 is above the average of 70/100 among major Indiana cities. It outscores 8 of 10 nearby cities.
Nearby cities
View Indiana rankings →About New Harmony, IN
Wikipedia →New Harmony is a historic town on the Wabash River in Harmony Township, Posey County, Indiana. It lies 15 miles (24 km) north of Mount Vernon, the county seat, and is part of the Evansville metropolitan area. The town's population was 690 at the 2020 census.
Learn more about your water
Guides and resources related to New Harmony's water quality findings.
Explore water quality across Posey
Frequently asked questions
Is New Harmony, IN tap water safe to drink?
New Harmony's water quality earned a grade of A- (88.7/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #82 out of 414 cities tested in Indiana.
What contaminants are in New Harmony's water?
Lead was measured at 2.9 ppb (90th percentile). 38 violations are on record.
How is New Harmony's water quality grade calculated?
The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.
Do I need a water filter in New Harmony?
Based on current data, basic filtration should suffice for additional peace of mind.
Where does New Harmony's water come from?
New Harmony's water is sourced from Groundwater. The city has 1 water system serving approximately 1,633 residents.
What health violations has New Harmony's water system had?
New Harmony has 2 health-based violations on record. The most recent violation was recorded in July 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 6 violations remain unresolved.
Is New Harmony's groundwater at risk of contamination?
New Harmony uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 38 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.
How does New Harmony's water compare to other cities?
New Harmony ranks #82 out of 414 cities in Indiana (better than 80% of state cities) and #3308 out of 15744 cities nationally (79th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.
Does New Harmony's small water system affect quality?
New Harmony's system serves approximately 1,633 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 38 violations on record.