WaterVerge

Is Jonesboro, AR 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 ↓

80K residents served 1 water system PWSID: AR0000124
Overall Score
97.2 / 100
Violations
1 active
Last Updated
May 2026
Source
Groundwater
#6 of 345 in Arkansas Top 1% nationally
Local Government
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A+GRADE
Water Quality Grade
97.2/100
waterverge.com
A+ 97.2/100

Jonesboro, AR — Water Quality Report

Jonesboro's drinking water received a grade of A+ (97.2 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 79,889 residents using groundwater.

Lead levels were measured at 1.0 ppb (90th percentile), well within EPA limits. PFAS testing under UCMR 5 found no detectable forever chemicals.

The system has 5 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 Jonesboro's water

Jonesboro ranks #6 out of 345 cities in Arkansas for water quality, placing it one of the best in the state.

Jonesboro 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.

Hexavalent chromium (chromium-6) was detected at 1.19 µg/L in UCMR 3 testing. While below California's 10 µg/L limit and with no federal MCL set, residents sensitive to this contaminant may consider reverse osmosis filtration.

Quality Breakdown

Water quality score

See methodology →
97.2 out of 100 Grade A+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
44.5/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 1.0 ppb (90th percentile).
Contaminants
19.7/20
A
No PFAS compounds detected.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Jonesboro, AR water safe to drink?

Use Caution

Jonesboro's tap water meets most EPA standards but has areas that warrant attention. With a grade of A+ (97.2/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 79,889 residents using groundwater (wells).

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

Recent water quality updates for Jonesboro

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Jonesboro's water quality assessment. Grade: A+ (97.2/100).

Disaster
SEVERE STORMS, TORNADOES, AND FLOODING

Federal disaster declaration (FEMA DR-4873). Flood event — may have impacted local water infrastructure.

Disaster
HURRICANE LAURA

Federal disaster declaration (FEMA DR-3541). 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: Coliform (TCR).

Violation
1 drinking water violation recorded

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

Key contaminant findings

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

Lead Within Limits
Detected: 1.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Jonesboro's water system has 5 total violations on record, including 2 health-based violations. 1 remain unresolved.

OtherMRMCL
Most recent violations:
Jul 2005 Consumer Confidence Rule Open
Jan 2004 Coliform (TCR) Resolved
Jun 1997 Coliform (TCR) Resolved
May 1991 Coliform (TCR) Resolved
May 1991 Coliform (TCR) Resolved

Flood & environmental risk

Craighead County has experienced 7 federally declared disasters since 1969. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.

SEVERE STORMS, TORNADOES, AND FLOODING
Flood FEMA DR-4873
HURRICANE LAURA
Hurricane FEMA DR-3541
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3215

Where does Jonesboro's water come from?

Jonesboro's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 79,889 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Jonesboro 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

Jonesboro'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
1.0 ppb
EPA Action Level: 15 ppb · 7% of limit
Safe Level
HAA5 (Disinfection Byproducts)
Disinfection Byproduct
Safe
1.4 µg/L
EPA MCL: 60 µg/L · 2% of limit
Within LimitUCMR 4 DataHAA6Br: 2.1 µg/LHAA9: 2.2 µg/L
Chromium-6 (Hexavalent Chromium)
Inorganic
Detected
1.19 µg/L
CA MCL (no federal MCL): 10 µg/L · 12% of limit
DetectedUCMR 3 Data
Strontium
Inorganic
Detected
60.4 µg/L
EPA Health Ref Level: 1,500 µg/L · 4% of limit
DetectedUCMR 3 Data
Manganese
Inorganic
Detected
3.1 µg/L
EPA Secondary MCL: 50 µg/L · 6% of limit
DetectedUCMR 4 Data
Vanadium
Inorganic
Detected
0.40 µg/L
EPA Short-term HA: 21 µg/L · 2% of limit
DetectedUCMR 3 Data
Chlorate
Disinfection Byproduct
Detected
66.3 µg/L
EPA Lifetime HA: 210 µg/L · 32% of limit
DetectedUCMR 3 Data
PFAS Testing

Forever chemicals overview

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

Violation summary

5
Total violations
2
Health-based
1
Active / unresolved
Jul 2005
Most recent violation
Compliance Record

Violations & advisories

5 Total
1 Active
2 Health-based
4 Resolved
Violations by category
Total Coliform Rule
4
Consumer Confidence Rule
1
Jul 2005 Active
Consumer Confidence Rule
Other Violation 0
Jan 2004 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jan 2004
Jun 1997 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jun 1997
May 1991 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved May 1991
May 1991 Resolved
Coliform (TCR)
Other Violation Resolved May 1991
Industrial pollution

Top industrial polluters within 10 miles of Jonesboro

Industrial polluters nearby

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

Total reported releases to surface water: 62 lbs

FacilityTop chemicalTo surface water (lbs/yr)Distance
ABB INSTALLATION PRODUCTS INC.
Electrical Equipment · ABB HOLDINGS INC
JONESBORO, AR72401
Zinc compounds573.0 mi
CAMFIL AIR POLLUTION CONTROL
Fabricated Metals · NA
JONESBORO, AR72401
Manganese51.6 mi
APEX TOOL GROUP
Fabricated Metals · APEX TOOL GROUP LLC
JONESBORO, AR72401
2.3 mi
FRITO-LAY INC
Food · PEPSICO INC
JONESBORO, AR72401
6.5 mi
GREAT DANE
Transportation Equipment · TRAILER INVESTORS LLC
JONESBORO, AR72401
5.8 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Drought conditions

D4 — exceptional drought

Poinsett County is currently in D4 (exceptional drought) per the U.S. Drought Monitor (week of May 5, 2026). 39.5% 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)
15.4%
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
May 2025
Most recent
Flood
Most common type

Craighead County has experienced 7 federally declared disasters since 1969. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

May 2025
SEVERE STORMS, TORNADOES, AND FLOODING
Flood FEMA #4873
Aug 2020
HURRICANE LAURA
Hurricane FEMA #3541
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3215
Apr 1997
FLOODING, SEVERE STORMS
Flood FEMA #1176
May 1973
SEVERE STORMS & FLOODING
Flood FEMA #389
Apr 1973
SEVERE STORMS & FLOODING
Flood FEMA #375

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 1.0 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 25.0 ppb from 1992 (26.0 ppb) to 2025 (1.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
79,889
Water Systems
1
Water Source

Where Jonesboro's water comes from

Groundwater

Jonesboro'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 79,889 people through 1 water system.

Infrastructure

Water systems serving Jonesboro

System Name PWSID Population Source
JONESBORO WATER SYSTEM AR0000124 79,889 GW
Regional Comparison

How Jonesboro compares

Full Arkansas rankings →

Jonesboro's score of 97.2/100 is above the average of 74/100 among major Arkansas cities. It outscores 10 of 10 nearby cities.

Jonesboro (this city)
97.2
Springdale
79.1
Fort Smith
45.5
Arkansas avg
74
City Profile

About Jonesboro, AR

Economic Profile
$51,124
Median Income
$196,468
Median Home Value
$871/mo
Median Rent
6.7%
Unemployment
Community
33.8
Median Age
377
People / sq mi
30.7%
College Educated
54%
Homeownership
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Frequently asked questions

Is Jonesboro, AR tap water safe to drink?

Jonesboro's water quality earned a grade of A+ (97.2/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #6 out of 345 cities tested in Arkansas.

What contaminants are in Jonesboro's water?

Lead was measured at 1.0 ppb (90th percentile). No PFAS compounds were detected. 5 violations are on record.

How is Jonesboro'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 Jonesboro?

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

Where does Jonesboro's water come from?

Jonesboro's water is sourced from Groundwater. The city has 1 water system serving approximately 79,889 residents.

What health violations has Jonesboro's water system had?

Jonesboro has 2 health-based violations on record. The most recent violation was recorded in July 2005. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 1 violation remains unresolved.

Is Jonesboro's groundwater at risk of contamination?

Jonesboro 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 5 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 Jonesboro's water compare to other cities?

Jonesboro ranks #6 out of 345 cities in Arkansas (better than 98% of state cities) and #78 out of 15744 cities nationally (100th percentile). The grade of A+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.