WaterVerge

Is Hamilton, AL Tap Water Safe to Drink?

Graded A-, with 1 unresolved violation on record. See what was cited — and what it means for your tap. What to do next ↓

11K residents served 1 water system PWSID: AL0000926
Overall Score
86.8 / 100
Violations
1 active
Last Updated
May 2026
Source
Surface water
#174 of 353 in Alabama Top 28% nationally
Local Government
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
86.8/100
waterverge.com
A- 86.8/100

Hamilton, AL — Water Quality Report

Hamilton's drinking water received a grade of A- (86.8 out of 100), indicating good water quality. The city's 1 water system serves approximately 10,500 residents using surface water.

Lead levels were measured at 0.0 ppb (90th percentile), well within EPA limits. PFAS testing under UCMR 5 found no detectable forever chemicals.

The system has 18 violations on record, including 2 health-based violations. 1 remains unresolved.

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

What to know about Hamilton's water

Hamilton ranks #174 out of 353 cities in Alabama for water quality, placing it mid-range in the state.

The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection.

Haloacetic acid (HAA5) levels were elevated at 50.3 µg/L in UCMR 4 testing, though below the 60 µg/L EPA limit. Activated carbon filtration can help reduce these disinfection byproducts.

The system has seen 15 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
86.8 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
38.4/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 ppb (90th percentile).
Contaminants
16.4/20
B
No PFAS compounds detected.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
4/5
B
Water source: Surface water.
Water Safety

Is Hamilton, AL water safe to drink?

Use Caution

Hamilton's tap water meets most EPA standards but has areas that warrant attention. With a grade of A- (86.8/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 10,500 residents using surface water (rivers, lakes, or reservoirs).

1
Active Violations
0.0 ppb
Lead (90th %ile)
None
PFAS Detected
8 events
Disaster History

Recent water quality updates for Hamilton

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Hamilton's water quality assessment. Grade: A- (86.8/100).

Disaster
HURRICANE HELENE

Federal disaster declaration (FEMA DR-3618). Hurricane event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

Contaminants: Chlorite.

Violation
14 drinking water violations recorded

Contaminants: Arsenic, Cadmium, Chromium.

Disaster
HURRICANE SALLY

Federal disaster declaration (FEMA DR-3545). Hurricane event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Coliform (TCR).

Key contaminant findings

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

Lead Within Limits
Detected: 0.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

HAA5 (Disinfection Byproducts) Elevated
Detected: 50.3 µg/L Limit: 60 µg/L (EPA MCL)

Elevated disinfection byproduct levels. These form when chlorine interacts with organic matter during water treatment.

Violation history

Hamilton's water system has 18 total violations on record, including 2 health-based violations. 1 remain unresolved. 15 violations were issued in the last 5 years.

MRMCL
Most recent violations:
Oct 2022 Chlorite Resolved
Jan 2022 Arsenic Resolved
Jan 2022 Cadmium Resolved
Jan 2022 Chromium Resolved
Jan 2022 Fluoride Resolved

Flood & environmental risk

Marion County has experienced 8 federally declared disasters since 1991. 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 Buttahatchee River Below Hamilton.

HURRICANE HELENE
Hurricane FEMA DR-3618
HURRICANE SALLY
Hurricane FEMA DR-3545
HURRICANE IRMA
Hurricane FEMA DR-3389

Where does Hamilton's water come from?

Hamilton's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 1 water system serving approximately 10,500 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment. Nearby water bodies include Buttahatchee River Below Hamilton (river).

What Hamilton residents can do

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.

Monitor alerts during storms

Hamilton'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
0.0 ppb
EPA Action Level: 15 ppb · 0% of limit
Safe Level
HAA5 (Disinfection Byproducts)
Disinfection Byproduct
Near MCL
50.3 µg/L
EPA MCL: 60 µg/L · 84% of limit
ElevatedUCMR 4 DataHAA6Br: 4.3 µg/LHAA9: 54.6 µg/L
Manganese
Inorganic
Detected
4.7 µg/L
EPA Secondary MCL: 50 µg/L · 9% of limit
DetectedUCMR 4 Data
PFAS Testing

Forever chemicals overview

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

Violation summary

18
Total violations
2
Health-based
1
Active / unresolved
Oct 2022
Most recent violation
Compliance Record

Violations & advisories

18 Total
1 Active
2 Health-based
17 Resolved
Violations by category
Inorganic Chemicals
11
Nitrate Rule
2
Total Coliform Rule
2
Stage 1 Disinfectants and Disinfection Byproducts Rule
1
Arsenic Rule
1
Active
Compliance Violation
Monitoring 0
Oct 2022 Resolved
Chlorite
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Arsenic
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Cadmium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Chromium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Fluoride
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Nickel
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Beryllium, Total
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Thallium, Total
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Selenium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Barium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Antimony, Total
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Mercury
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
CYANIDE
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Jan 2022 Resolved
Nitrite
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2022
Oct 1994 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Oct 1994
Sep 1993 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Sep 1993
Industrial pollution

Top industrial polluters within 10 miles of Hamilton

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
HAMILTON BATHWARE
Plastics and Rubber · AMERICAN BATH GROUP LLC
HAMILTON, AL35570
2.2 mi
NTN-BOWER CORP
Fabricated Metals · NTN USA CORP
HAMILTON, AL35570
2.1 mi
CHAMPION HOME BUILDERS INC. PLANT 190
Wood Products · CHAMPION HOME BUILDERS INC
HAMILTON, AL35570
1.5 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Drought conditions

D1 — moderate drought

Marion 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.

8.6%
Months in D2+ (last 30y)
3
Weeks at D2+ (last 5y)

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

Environmental Risk

Flood & disaster history

8
Declared disasters
Sep 2024
Most recent
Hurricane
Most common type

Marion County has experienced 8 federally declared disasters since 1991. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Sep 2024
HURRICANE HELENE
Hurricane FEMA #3618
Sep 2020
HURRICANE SALLY
Hurricane FEMA #3545
Sep 2017
HURRICANE IRMA
Hurricane FEMA #3389
Aug 2008
HURRICANE GUSTAV
Hurricane FEMA #3292
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3237
Aug 2005
HURRICANE KATRINA
Hurricane FEMA #1605

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 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 decreased by 9.0 ppb from 1992 (9.0 ppb) to 2025 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Surface Water
Operator
Local Government
Population Served
10,500
Water Systems
1
Water Source

Where Hamilton's water comes from

Surface Water

Hamilton's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.

Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards.

These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge.

The system is operated by local government ownership and serves approximately 10,500 people through 1 water system.

Local Hydrology

Water bodies near Hamilton

Hamilton is located near 1 notable water body. As a surface water system, these water bodies may directly influence the city's drinking water supply.

Buttahatchee River Below Hamilton
river
Infrastructure

Water systems serving Hamilton

System Name PWSID Population Source
HAMILTON WATER AND WASTEWATER DEPARTMENT AL0000926 10,500 SW
Regional Comparison

How Hamilton compares

Full Alabama rankings →

Hamilton's score of 86.8/100 is above the average of 78/100 among major Alabama cities. It outscores 6 of 10 nearby cities.

Hamilton (this city)
86.8
Birmingham
89.2
Huntsville
69.8
Montgomery
88.7
Mobile
87.9
Tuscaloosa
87.6
Alabama avg
78
City Profile

About Hamilton, AL

Wikipedia →

Hamilton is a city in and the county seat of Marion County, Alabama, United States. It incorporated in 1896 and since 1980 has been the county's largest city, surpassing Winfield. It was previously the largest town in 1910. At the 2020 census, the population was 7,042.

Economic Profile
$50,882
Median Income
$106,984
Median Home Value
$567/mo
Median Rent
6.9%
Unemployment
Community
46.1
Median Age
70
People / sq mi
11.1%
College Educated
58.3%
Homeownership
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Frequently asked questions

Is Hamilton, AL tap water safe to drink?

Hamilton's water quality earned a grade of A- (86.8/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #174 out of 353 cities tested in Alabama.

What contaminants are in Hamilton's water?

Lead was measured at 0.0 ppb (90th percentile). No PFAS compounds were detected. 18 violations are on record.

How is Hamilton'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 Hamilton?

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

Where does Hamilton's water come from?

Hamilton's water is sourced from Surface water. The city has 1 water system serving approximately 10,500 residents.

What health violations has Hamilton's water system had?

Hamilton has 2 health-based violations on record. The most recent violation was recorded in October 2022. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 1 violation remains unresolved.

How does Hamilton's water compare to other cities?

Hamilton ranks #174 out of 353 cities in Alabama (better than 51% of state cities) and #4435 out of 15744 cities nationally (72th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.