WaterVerge

Is Irwinton, GA Tap Water Safe to Drink?

Graded B+, with 10 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

2K residents served 1 water system PWSID: GA3190002
Overall Score
83.6 / 100
Violations
10 active
Last Updated
May 2026
Source
Groundwater
#126 of 378 in Georgia Top 40% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B+GRADE
Water Quality Grade
83.6/100
waterverge.com
B+ 83.6/100

Irwinton, GA — Water Quality Report

Irwinton's drinking water received a grade of B+ (83.6 out of 100), indicating good water quality. The city's 1 water system serves approximately 1,597 residents using groundwater.

Lead levels were measured at 2.7 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 13 violations on record, including 0 health-based violations. 10 remain unresolved.

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

What to know about Irwinton's water

Irwinton ranks #126 out of 378 cities in Georgia for water quality, placing it mid-range in the state.

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

Quality Breakdown

Water quality score

See methodology →
83.6 out of 100 Grade B+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
41.6/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 2.7 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
0/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Irwinton, GA water safe to drink?

Concerns Identified

Irwinton's drinking water has significant quality concerns based on EPA testing data. With a grade of B+ (83.6/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 1,597 residents using groundwater (wells).

10
Active Violations
2.7 ppb
Lead (90th %ile)
7 events
Disaster History

Recent water quality updates for Irwinton

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Irwinton's water quality assessment. Grade: B+ (83.6/100).

Violation
1 drinking water violation recorded

Contaminants: LEAD AND COPPER RULE REVISIONS.

Disaster
HURRICANE HELENE

Federal disaster declaration (FEMA DR-4830). Hurricane event — may have impacted local water infrastructure.

Disaster
HURRICANE MICHAEL

Federal disaster declaration (FEMA DR-4400). 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.

Key contaminant findings

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

Lead Within Limits
Detected: 2.7 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Irwinton's water system has 13 total violations on record, including 0 health-based violations. 10 remain unresolved. 1 violation was issued in the last 5 years.

RPTOtherMR
Most recent violations:
Jul 2025 LEAD AND COPPER RULE REVISIONS Open
Jul 2016 Consumer Confidence Rule Open
Jul 2015 Consumer Confidence Rule Open
Jul 2013 Consumer Confidence Rule Open
Jun 2012 Coliform (TCR) Resolved

Flood & environmental risk

Wilkinson County has experienced 7 federally declared disasters since 2004. 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 Oconee River, Commissioner Creek, Big Sandy Creek.

HURRICANE HELENE
Hurricane FEMA DR-4830
HURRICANE MICHAEL
Hurricane FEMA DR-4400
HURRICANE MICHAEL
Hurricane FEMA DR-3406

Where does Irwinton's water come from?

Irwinton's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 1,597 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Oconee River (river), Commissioner Creek (river), Big Sandy Creek (river).

What Irwinton residents can do

Install a water filter

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

Irwinton'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
2.7 ppb
EPA Action Level: 15 ppb · 18% of limit
Safe Level
Compliance Record

Violation summary

13
Total violations
0
Health-based
10
Active / unresolved
Jul 2025
Most recent violation
Compliance Record

Violations & advisories

13 Total
10 Active
0 Health-based
3 Resolved
Violations by category
Consumer Confidence Rule
7
Total Coliform Rule
2
Lead and Copper Rule Revisions
1
Nitrate Rule
1
Lead and Copper Rule
1
Jul 2025 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Jul 2016 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 2011 Active
Consumer Confidence Rule
Other Violation 0
Jul 2010 Active
Consumer Confidence Rule
Other Violation 0
Jul 2009 Active
Consumer Confidence Rule
Other Violation 0
Jul 2008 Active
Consumer Confidence Rule
Other Violation 0
Oct 2000 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Jun 2012 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2012
Jan 2009 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2009
Jul 1992 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jul 1992
Industrial pollution

Top industrial polluters within 10 miles of Irwinton

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
CARBO CERAMICS INC. - TOOMSBORO FACILITY
Nonmetallic Mineral Product · CARBO CERAMICS INC
TOOMSBORO, GA31090
3.8 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Drought conditions

D2 — severe drought

Wilkinson County is currently in D2 (severe 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.

14
Weeks at D2+ (current streak)
16.9%
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

7
Declared disasters
Sep 2024
Most recent
Hurricane
Most common type

Wilkinson County has experienced 7 federally declared disasters since 2004. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Sep 2024
HURRICANE HELENE
Hurricane FEMA #4830
Oct 2018
HURRICANE MICHAEL
Hurricane FEMA #4400
Oct 2018
HURRICANE MICHAEL
Hurricane FEMA #3406
Sep 2017
HURRICANE IRMA
Hurricane FEMA #4338
Sep 2017
HURRICANE IRMA
Hurricane FEMA #3387
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3218

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 2.7 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 4.4 ppb from 2002 (7.1 ppb) to 2025 (2.7 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
1,597
Water Systems
1
Water Source

Where Irwinton's water comes from

Groundwater

Irwinton'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 1,597 people through 1 water system.

Local Hydrology

Water bodies near Irwinton

Irwinton is located near 3 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Oconee River
river
Commissioner Creek
river
Big Sandy Creek
river
Infrastructure

Water systems serving Irwinton

System Name PWSID Population Source
IRWINTON GA3190002 1,597 GW
Regional Comparison

How Irwinton compares

Full Georgia rankings →

Irwinton's score of 83.6/100 is above the average of 64/100 among major Georgia cities. It outscores 8 of 10 nearby cities.

Irwinton (this city)
83.6
Atlanta
37.2
Buford
82.4
Marietta
82.2
Decatur
84.8
Alpharetta
41.4
Georgia avg
64
City Profile

About Irwinton, GA

Economic Profile
$33,929
Median Income
$90,274
Median Home Value
$840/mo
Median Rent
11.5%
Unemployment
Community
40.3
Median Age
70
People / sq mi
9.7%
College Educated
74%
Homeownership
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Frequently asked questions

Is Irwinton, GA tap water safe to drink?

Irwinton's water quality earned a grade of B+ (83.6/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #126 out of 378 cities tested in Georgia.

What contaminants are in Irwinton's water?

Lead was measured at 2.7 ppb (90th percentile). 13 violations are on record.

How is Irwinton'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 Irwinton?

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

Where does Irwinton's water come from?

Irwinton's water is sourced from Groundwater. The city has 1 water system serving approximately 1,597 residents.

Is Irwinton's groundwater at risk of contamination?

Irwinton 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 13 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 Irwinton's water compare to other cities?

Irwinton ranks #126 out of 378 cities in Georgia (better than 67% of state cities) and #6336 out of 15744 cities nationally (60th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Irwinton's small water system affect quality?

Irwinton's system serves approximately 1,597 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 13 violations on record.