WaterVerge

Is Hamlet, 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 ↓

801 residents served 1 water system PWSID: IN5275001
Overall Score
82.8 / 100
Violations
7 active
Last Updated
May 2026
Source
Groundwater
#198 of 414 in Indiana Top 43% nationally
Local Government
Moderate 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

Hamlet, IN — Water Quality Report

Hamlet'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 801 residents using groundwater.

Lead levels were measured at 4.4 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 15 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 Hamlet's water

Hamlet ranks #198 out of 414 cities in Indiana for water quality, placing it mid-range in the state.

Hamlet 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, Hamlet may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

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
39.8/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
18/20
A
Lead at 4.4 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
3/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Hamlet, IN water safe to drink?

Concerns Identified

Hamlet'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 801 residents using groundwater (wells).

7
Active Violations
4.4 ppb
Lead (90th %ile)
4 events
Disaster History

Recent water quality updates for Hamlet

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

Update
Water quality data updated

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

Violation
2 drinking water violations recorded

Contaminants: TTHM, Total Haloacetic Acids (HAA5).

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper 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.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3238). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

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

Lead Within Limits
Detected: 4.4 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Hamlet's water system has 15 total violations on record, including 0 health-based violations. 7 remain unresolved. 4 violations were issued in the last 5 years.

MROther
Most recent violations:
Jan 2025 TTHM Resolved
Jan 2025 Total Haloacetic Acids (HAA5) Resolved
Jan 2022 Lead and Copper Rule Open
Jul 2021 Consumer Confidence Rule Open
Jan 2020 TTHM Resolved

Flood & environmental risk

Starke County has experienced 4 federally declared disasters since 1982. 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 Kankakee River, Yellow River.

SEVERE STORMS AND FLOODING
Flood FEMA DR-4363
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3238
SEVERE STORMS & FLOODING
Flood FEMA DR-891

Where does Hamlet's water come from?

Hamlet's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 801 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Kankakee River (river), Yellow River (river).

What Hamlet residents can do

Install a water filter

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

Hamlet'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
4.4 ppb
EPA Action Level: 15 ppb · 29% of limit
Safe Level
Compliance Record

Violation summary

15
Total violations
0
Health-based
7
Active / unresolved
Jan 2025
Most recent violation
Compliance Record

Violations & advisories

15 Total
7 Active
0 Health-based
8 Resolved
1 SNC
Violations by category
Stage 2 Disinfectants and Disinfection Byproducts Rule
5
Consumer Confidence Rule
4
Lead and Copper Rule
2
Total Coliform Rule
2
Revised Total Coliform Rule
1
Jan 2022 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2021 Active
Consumer Confidence Rule
Other Violation 0
Jan 2019 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Sep 2017 Active
Revised Total Coliform Rule
Other Violation 0
Oct 2016 Active
Consumer Confidence Rule
Other Violation 0
Oct 2015 Active
Consumer Confidence Rule
Other Violation 0
Jul 2013 Active
Consumer Confidence Rule
Other Violation 0
Jan 2025 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2025
Jan 2025 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2025
Jan 2020 Resolved
TTHM
Monitoring & Reporting
SNC Monitoring & Reporting Resolved Dec 2020
Jan 2014 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2014
Jan 2014 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2014
Sep 2006 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2006
Jun 1989 Resolved
Total Coliform Rule
Other Violation Resolved Jun 1994
Jun 1980 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1980
Industrial pollution

Top industrial polluters within 10 miles of Hamlet

Industrial polluters nearby

Reported releases to surface water by facilities near Hamlet, ranked by pounds discharged annually.

FacilityTop chemicalTo surface water (lbs/yr)Distance
ACCURATE CASTINGS INC KINGSBURY CASTINGS DIV
Primary Metals · ACCURATE CASTINGS INC
KINGSBURY, IN46345
8.9 mi
KNOX FERTILIZER CO INC
Chemicals · NA
KNOX, IN46534
7.1 mi
MPI ENGINEERED TECHNOLOGIES LLC
Fabricated Metals · TURNSPIRE CAPITAL PARTNERS
KNOX, IN46534
6.5 mi
OLIN WINCHESTER LLC
Miscellaneous Manufacturing · OLIN CORP
KNOX, IN46534
6.4 mi
MODERN DOOR CORP
Fabricated Metals · PLYCO CORP
WALKERTON, IN46574
7.4 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Site context

Superfund sites within 10 miles of Hamlet

Superfund sites nearby

Federally tracked hazardous-waste sites on the EPA National Priorities List. Proximity does not necessarily indicate tap-water contamination — the connection depends on hydrology and treatment.

Source: EPA Superfund National Priorities List

Environmental Risk

Flood & disaster history

4
Declared disasters
May 2018
Most recent
Flood
Most common type

Starke County has experienced 4 federally declared disasters since 1982. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

May 2018
SEVERE STORMS AND FLOODING
Flood FEMA #4363
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3238
Jan 1991
SEVERE STORMS & FLOODING
Flood FEMA #891
Mar 1982
SEVERE STORMS & FLOODING
Flood FEMA #652

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 4.4 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 5.2 ppb from 1993 (9.6 ppb) to 2025 (4.4 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
801
Water Systems
1
Water Source

Where Hamlet's water comes from

Groundwater

Hamlet'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 801 people through 1 water system.

Local Hydrology

Water bodies near Hamlet

Hamlet is located near 2 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Kankakee River
river
Yellow River
river
Infrastructure

Water systems serving Hamlet

System Name PWSID Population Source
HAMLET WATER WORKS IN5275001 801 GW
Regional Comparison

How Hamlet compares

Full Indiana rankings →

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

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

About Hamlet, IN

Economic Profile
$55,000
Median Income
$97,807
Median Home Value
$738/mo
Median Rent
2.2%
Unemployment
Community
30
Median Age
309
People / sq mi
8.5%
College Educated
80.2%
Homeownership
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Frequently asked questions

Is Hamlet, IN tap water safe to drink?

Hamlet'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 #198 out of 414 cities tested in Indiana.

What contaminants are in Hamlet's water?

Lead was measured at 4.4 ppb (90th percentile). 15 violations are on record.

How is Hamlet'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 Hamlet?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Hamlet's water come from?

Hamlet's water is sourced from Groundwater. The city has 1 water system serving approximately 801 residents.

Is Hamlet's groundwater at risk of contamination?

Hamlet 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 15 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 Hamlet's water compare to other cities?

Hamlet ranks #198 out of 414 cities in Indiana (better than 52% of state cities) and #6783 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.

Does Hamlet's small water system affect quality?

Hamlet's system serves approximately 801 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 15 violations on record.