WaterVerge

Is Richland City, IN Tap Water Safe to Drink?

Graded B+, with 7 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

4K residents served 1 water system PWSID: IN5274009
Overall Score
82.8 / 100
Violations
7 active
Last Updated
May 2026
Source
Groundwater
#196 of 414 in Indiana Top 43% nationally
Local Government
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B+GRADE
Water Quality Grade
82.8/100
waterverge.com
B+ 82.8/100

Richland City, IN — Water Quality Report

Richland City's drinking water received a grade of B+ (82.8 out of 100), indicating good water quality. The city's 1 water system serves approximately 3,875 residents using groundwater.

Lead levels were measured at 6.0 ppb (90th percentile), which is within EPA limits but above recommended levels. PFAS testing under UCMR 5 found no detectable forever chemicals.

The system has 26 violations on record, including 0 health-based violations. 7 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Richland City's water

Richland City ranks #196 out of 414 cities in Indiana for water quality, placing it mid-range in the state.

Richland City 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.

While lead levels are within EPA limits, they are above the recommended 5 ppb threshold that health organizations consider ideal. A point-of-use filter adds an extra layer of protection.

The system has seen 7 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
82.8 out of 100 Grade B+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
35.8/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
18/20
A
Lead at 6.0 ppb (90th percentile).
Contaminants
19/20
A
No PFAS compounds detected.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Richland City, IN water safe to drink?

Concerns Identified

Richland City's drinking water has significant quality concerns based on EPA testing data. With a grade of B+ (82.8/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 3,875 residents using groundwater (wells).

7
Active Violations
6.0 ppb
Lead (90th %ile)
None
PFAS Detected
5 events
Disaster History

Recent water quality updates for Richland City

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Richland City's water quality assessment. Grade: B+ (82.8/100).

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Disaster
SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING

Federal disaster declaration (FEMA DR-4882). Flood event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Disaster
SEVERE STORMS AND FLOODING

Federal disaster declaration (FEMA DR-4363). Flood event — may have impacted local water infrastructure.

Key contaminant findings

Based on the most recent EPA sampling data for Richland City's water supply.

Lead Elevated
Detected: 6.0 ppb Limit: 15 ppb (EPA Action Level)

Within EPA limits but above the American Academy of Pediatrics recommended level of 1 ppb. An NSF 53-certified filter provides additional protection.

Violation history

Richland City's water system has 26 total violations on record, including 0 health-based violations. 7 remain unresolved. 7 violations were issued in the last 5 years.

OtherMONMR
Most recent violations:
Oct 2025 Consumer Confidence Rule Open
Jul 2025 Consumer Confidence Rule Open
Jul 2024 Consumer Confidence Rule Open
Oct 2022 Revised Total Coliform Rule Resolved
Aug 2022 E. COLI Open

Flood & environmental risk

Warrick County has experienced 5 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 Ohio River.

SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING
Flood FEMA DR-4882
SEVERE STORMS AND FLOODING
Flood FEMA DR-4363
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3238

Where does Richland City's water come from?

Richland City's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 3,875 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Ohio River (river).

What Richland City residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Richland City's water.

Request your utility's CCR

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.

Flush your taps

Run cold water for 30 seconds before drinking, especially in the morning. Lead and copper leach from household plumbing when water sits in pipes.

Monitor alerts during storms

Richland City'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.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
6.0 ppb
EPA Action Level: 15 ppb · 40% of limit
Safe Level
PFAS Testing

Forever chemicals overview

National PFAS report →
30
Compounds tested
0
Detected
0
Exceed EPA MCL
Compliance Record

Violation summary

26
Total violations
0
Health-based
7
Active / unresolved
Oct 2025
Most recent violation
Compliance Record

Violations & advisories

26 Total
7 Active
0 Health-based
19 Resolved
Violations by category
Total Coliform Rule
9
Revised Total Coliform Rule
5
Lead and Copper Rule
4
Consumer Confidence Rule
3
Ground Water Rule
1
Oct 2025 Active
Consumer Confidence Rule
Other Violation 0
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Aug 2022 Active
E. COLI
Monitoring & Reporting
Monitoring & Reporting 0
Jan 2019 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jan 2008 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Oct 2022 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Oct 2022
Jul 2022 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Jul 2022
Jun 2022 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Jun 2022
Oct 2020 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Oct 2020
Nov 2019 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Nov 2019
Jan 2019 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2019
Oct 2007 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 2007
Apr 2001 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Apr 2001
Jan 1999 Resolved
Fluoride
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 1999
Oct 1997 Resolved
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 1998
Jul 1997 Resolved
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 1997
Aug 1993 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Aug 1993
Mar 1992 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 1992
Showing 20 of 26 violations
Environmental Risk

Drought conditions

D1 — moderate drought

Spencer County is currently in D1 (moderate drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

6.2%
Months in D2+ (last 30y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Environmental Risk

Flood & disaster history

5
Declared disasters
Jul 2025
Most recent
Flood
Most common type

Warrick County has experienced 5 federally declared disasters since 1979. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jul 2025
SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING
Flood FEMA #4882
May 2018
SEVERE STORMS AND FLOODING
Flood FEMA #4363
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3238
Apr 1996
BLIZZARD OF 96
Flood FEMA #1109
Jul 1979
SEVERE STORMS & FLOODING
Flood FEMA #596

Recommended water filters

Based on contaminants detected in Richland City's water supply, we recommend the following filter types.

🚰
For Lead
Reverse Osmosis or NSF 53-Certified Pitcher
Lead detected at 6.0 ppb
Read our guide →

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 6.0 15 ppb Inorganic Safe
11Cl-PF3OUdS ND HI µg/L PFAS Not Detected
4:2 FTS ND HI µg/L PFAS Not Detected
6:2 FTS ND HI µg/L PFAS Not Detected
8:2 FTS ND HI µg/L PFAS Not Detected
9Cl-PF3ONS ND HI µg/L PFAS Not Detected
ADONA ND HI µg/L PFAS Not Detected
HFPO-DA ND 0.01 µg/L PFAS Not Detected
lithium ND HI µg/L PFAS Not Detected
NEtFOSAA ND HI µg/L PFAS Not Detected
NFDHA ND HI µg/L PFAS Not Detected
NMeFOSAA ND HI µg/L PFAS Not Detected
PFBA ND HI µg/L PFAS Not Detected
PFBS ND HI µg/L PFAS Not Detected
PFDA ND HI µg/L PFAS Not Detected
PFDoA ND HI µg/L PFAS Not Detected
PFEESA ND HI µg/L PFAS Not Detected
PFHpA ND HI µg/L PFAS Not Detected
PFHpS ND HI µg/L PFAS Not Detected
PFHxA ND HI µg/L PFAS Not Detected
PFHxS ND HI µg/L PFAS Not Detected
PFMBA ND HI µg/L PFAS Not Detected
PFMPA ND HI µg/L PFAS Not Detected
PFNA ND HI µg/L PFAS Not Detected
PFOA ND 0.004 µg/L PFAS Not Detected
PFOS ND 0.004 µg/L PFAS Not Detected
PFPeA ND HI µg/L PFAS Not Detected
PFPeS ND HI µg/L PFAS Not Detected
PFTA ND HI µg/L PFAS Not Detected
PFTrDA ND HI µg/L PFAS Not Detected
PFUnA ND HI µg/L PFAS Not Detected
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has increased by 1.0 ppb from 1993 (5.0 ppb) to 2025 (6.0 ppb).
Contaminant Rankings

See how Richland City compares by contaminant

Explore where Richland City ranks among all Indiana cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
3,875
Water Systems
1
Water Source

Where Richland City's water comes from

Groundwater

Richland City'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 3,875 people through 1 water system.

Local Hydrology

Water bodies near Richland City

Richland City is located near 1 notable water body. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Ohio River
river
Infrastructure

Water systems serving Richland City

System Name PWSID Population Source
REO WATER CORPORATION IN5274009 3,875 GW
Regional Comparison

How Richland City compares

Full Indiana rankings →

Richland City's score of 82.8/100 is above the average of 70/100 among major Indiana cities. It outscores 7 of 10 nearby cities.

Richland City (this city)
82.8
Fort Wayne
49.5
Evansville
85.2
Indiana avg
70
City Profile

About Richland City, IN

Wikipedia →

Boonville is a city in Boon Township, Warrick County, Indiana, United States. The population was 6,712 at the 2020 census. The city is the largest community in and the county seat of Warrick County.

Economic Profile
$59,229
Median Income
$132,913
Median Home Value
$798/mo
Median Rent
2.5%
Unemployment
Community
42
Median Age
449
People / sq mi
23.2%
College Educated
63.7%
Homeownership
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Frequently asked questions

Is Richland City, IN tap water safe to drink?

Richland City's water quality earned a grade of B+ (82.8/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #196 out of 414 cities tested in Indiana.

What contaminants are in Richland City's water?

Lead was measured at 6.0 ppb (90th percentile). No PFAS compounds were detected. 26 violations are on record.

How is Richland City'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 Richland City?

While lead levels are within EPA limits, a filter adds extra protection. Based on current data, basic filtration should suffice for additional peace of mind.

Where does Richland City's water come from?

Richland City's water is sourced from Groundwater. The city has 1 water system serving approximately 3,875 residents.

Is Richland City's groundwater at risk of contamination?

Richland City 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 26 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 Richland City's water compare to other cities?

Richland City ranks #196 out of 414 cities in Indiana (better than 53% of state cities) and #6751 out of 15744 cities nationally (57th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.