WaterVerge

Is Darien, GA Tap Water Safe to Drink?

Graded C-, with 74 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

9K residents served 11 water systems PWSID: GA1910021
Overall Score
58.7 / 100
Violations
74 active
Last Updated
May 2026
Source
Groundwater
#298 of 378 in Georgia Top 78% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
C-GRADE
Water Quality Grade
58.7/100
waterverge.com
C- 58.7/100

Darien, GA — Water Quality Report

Darien's drinking water received a grade of C- (58.7 out of 100), indicating poor water quality. The city's 11 water systems serve approximately 9,236 residents using groundwater.

Lead levels were measured at 0.0 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 209 violations on record, including 3 health-based violations. 74 remain unresolved.

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

What to know about Darien's water

Darien ranks #298 out of 378 cities in Georgia for water quality, placing it among the lowest-rated in the state.

Darien 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.

The system has seen 21 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
58.7 out of 100 Grade C-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
11.7/45
F
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Darien, GA water safe to drink?

Concerns Identified

Darien's drinking water has significant quality concerns based on EPA testing data. With a grade of C- (58.7/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 11 water systems serve approximately 9,236 residents using groundwater (wells).

74
Active Violations
0.0 ppb
Lead (90th %ile)
10 events
Disaster History

Recent water quality updates for Darien

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Darien's water quality assessment. Grade: C- (58.7/100).

Disaster
HURRICANE HELENE

Federal disaster declaration (FEMA DR-4830). Hurricane 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.

Violation
15 drinking water violations recorded

Contaminants: Public Notice, Fluoride, Selenium.

Disaster
HURRICANE DORIAN

Federal disaster declaration (FEMA DR-3422). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

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

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

Well within EPA limits.

Violation history

Darien's water system has 209 total violations on record, including 3 health-based violations. 74 remain unresolved. 21 violations were issued in the last 5 years.

OtherMRMONMCL
Most recent violations:
Oct 2023 Consumer Confidence Rule Open
Jul 2023 Consumer Confidence Rule Open
Jan 2023 Public Notice Open
Jan 2023 Public Notice Open
Jan 2023 Public Notice Open

Flood & environmental risk

McIntosh County has experienced 10 federally declared disasters since 1999. 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 Hudson Creek.

HURRICANE HELENE
Hurricane FEMA DR-4830
HURRICANE DORIAN
Hurricane FEMA DR-3422
HURRICANE MICHAEL
Hurricane FEMA DR-3406

Where does Darien's water come from?

Darien's drinking water comes from groundwater (wells), supplied by 11 water systems serving approximately 9,236 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Hudson Creek (stream).

What Darien residents can do

Install a water filter

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

Monitor alerts during storms

Darien'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
Compliance Record

Violation summary

209
Total violations
3
Health-based
74
Active / unresolved
Oct 2023
Most recent violation
Compliance Record

Violations & advisories

209 Total
74 Active
3 Health-based
135 Resolved
Violations by category
Total Coliform Rule
47
Synthetic Organic Chemicals
44
Consumer Confidence Rule
40
Lead and Copper Rule
25
Volatile Organic Chemicals
21
Oct 2023 Active
Consumer Confidence Rule
Other Violation 0
Jul 2023 Active
Consumer Confidence Rule
Other Violation 0
Jan 2023 Active
Public Notice
Other Violation 0
Jan 2023 Active
Public Notice
Other Violation 0
Jan 2023 Active
Public Notice
Other Violation 0
Apr 2022 Active
Public Notice
Other Violation 0
Oct 2021 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2021 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2021 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2020 Active
Consumer Confidence Rule
Other Violation 0
Jul 2015 Active
Consumer Confidence Rule
Other Violation 0
Jul 2015 Active
Consumer Confidence Rule
Other Violation 0
Jul 2015 Active
Consumer Confidence Rule
Other Violation 0
Jul 2015 Active
Consumer Confidence Rule
Other Violation 0
Jul 2015 Active
Consumer Confidence Rule
Other Violation 0
Jul 2015 Active
Consumer Confidence Rule
Other Violation 0
Jul 2015 Active
Consumer Confidence Rule
Other Violation 0
Jul 2015 Active
Consumer Confidence Rule
Other Violation 0
Jul 2013 Active
Consumer Confidence Rule
Other Violation 0
Jul 2013 Active
Consumer Confidence Rule
Other Violation 0
Showing 20 of 209 violations
Industrial pollution

Top industrial polluters within 10 miles of Darien

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
PROWOOD LLC BRUNSWICK
Wood Products · UFP INDUSTRIES INC
BRUNSWICK, GA31525
2.6 mi
US DHS FLETC GLYNCO GA
Other · US DEPARTMENT OF HOMELAND SECURITY
BRUNSWICK, GA31525
8.3 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Site context

Superfund sites within 10 miles of Darien

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

Drought conditions

D4 — exceptional drought

McIntosh County is currently in D4 (exceptional drought) per the U.S. Drought Monitor (week of May 5, 2026). 44.6% of the county is in D4 (exceptional) drought. Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

14
Weeks at D2+ (current streak)
20.5%
Months in D2+ (last 30y)
14
Weeks at D2+ (last 5y)

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

Environmental Risk

Flood & disaster history

10
Declared disasters
Sep 2024
Most recent
Hurricane
Most common type

McIntosh County has experienced 10 federally declared disasters since 1999. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Sep 2024
HURRICANE HELENE
Hurricane FEMA #4830
Sep 2019
HURRICANE DORIAN
Hurricane FEMA #3422
Oct 2018
HURRICANE MICHAEL
Hurricane FEMA #3406
Sep 2017
HURRICANE IRMA
Hurricane FEMA #4338
Sep 2017
HURRICANE IRMA
Hurricane FEMA #3387
Oct 2016
HURRICANE MATTHEW
Hurricane FEMA #4284

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 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 1.2 ppb from 2002 (1.2 ppb) to 2027 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
9,236
Water Systems
11
Water Source

Where Darien's water comes from

Groundwater

Darien'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 9,236 people through 11 water systems.

Local Hydrology

Water bodies near Darien

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

Hudson Creek
stream
Infrastructure

Water systems serving Darien

System Name PWSID Population Source
MCINTOSH COUNTY-CRESCENT COMMUNITY WS GA1910021 3,406 GW
DARIEN WATER SYSTEM GA1910000 3,242 GW
JOHN ALFORD SUBDIVISION GA1910009 989 GW
MCINTOSH COUNTY-CARNIGAN COMMUNITY GA1910019 540 GW
SAPELO RIDGE/POPPELL FARMS SUBDIVISION GA1910097 300 GW
MCINTOSH COUNTY - CANNON BLUFF GA1910014 296 GW
HIGHLAND PARK SUBDIVISION GA1910018 203 GW
MCINTOSH COUNTY - JONES COMMUNITY GA1910012 95 GW
MCINTOSH COUNTY-HARRIS NECK COMMUNITY GA1910089 80 GW
RIVER MARSH MOBILE HOME PARK GA1910123 60 GW
MCINTOSH COUNTY-YOUNGS ISLAND COMMUNITY GA1910010 25 GW
Regional Comparison

How Darien compares

Full Georgia rankings →

Darien's score of 58.7/100 is below the average of 64/100 among major Georgia cities. It outscores 4 of 10 nearby cities. 6 of 10 nearby cities score higher.

Darien (this city)
58.7
Atlanta
37.2
Buford
82.4
Marietta
82.2
Decatur
84.8
Alpharetta
41.4
Georgia avg
64
City Profile

About Darien, GA

Economic Profile
$53,325
Median Income
$164,010
Median Home Value
$810/mo
Median Rent
3.3%
Unemployment
Community
49.4
Median Age
23
People / sq mi
26.3%
College Educated
69%
Homeownership
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Frequently asked questions

Is Darien, GA tap water safe to drink?

Darien's water quality earned a grade of C- (58.7/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #298 out of 378 cities tested in Georgia.

What contaminants are in Darien's water?

Lead was measured at 0.0 ppb (90th percentile). 209 violations are on record.

How is Darien'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 Darien?

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

Where does Darien's water come from?

Darien's water is sourced from Groundwater. The city has 11 water systems serving approximately 9,236 residents.

What health violations has Darien's water system had?

Darien has 3 health-based violations on record. The most recent violation was recorded in October 2023. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 74 violations remain unresolved.

Is Darien's groundwater at risk of contamination?

Darien 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 209 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 Darien's water compare to other cities?

Darien ranks #298 out of 378 cities in Georgia (better than 21% of state cities) and #12254 out of 15744 cities nationally (22th percentile). The grade of C- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.