WaterVerge

Is Shelby, NC Tap Water Safe to Drink?

Graded A, with 5 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

24K residents served 1 water system PWSID: NC0123010
Overall Score
91.7 / 100
Violations
5 active
Last Updated
May 2026
Source
Surface water
#10 of 417 in North Carolina Top 10% nationally
Local Government
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
AGRADE
Water Quality Grade
91.7/100
waterverge.com
A 91.7/100

Shelby, NC — Water Quality Report

Shelby's drinking water received a grade of A (91.7 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 23,577 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 16 violations on record, including 2 health-based violations. 5 remain unresolved.

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

What to know about Shelby's water

Shelby ranks #10 out of 417 cities in North Carolina for water quality, placing it one of the best 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.

Hexavalent chromium (chromium-6) was detected at 0.09 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 →
91.7 out of 100 Grade A
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
43.4/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 ppb (90th percentile).
Contaminants
19.2/20
A
No PFAS compounds detected.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
4/5
B
Water source: Surface water.
Water Safety

Is Shelby, NC water safe to drink?

Concerns Identified

Shelby's drinking water has significant quality concerns based on EPA testing data. With a grade of A (91.7/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 23,577 residents using surface water (rivers, lakes, or reservoirs).

5
Active Violations
0.0 ppb
Lead (90th %ile)
None
PFAS Detected
6 events
Disaster History

Recent water quality updates for Shelby

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Shelby's water quality assessment. Grade: A (91.7/100).

Disaster
HURRICANE IAN

Federal disaster declaration (FEMA DR-3586). Hurricane event — may have impacted local water infrastructure.

Disaster
HURRICANE ISAIAS

Federal disaster declaration (FEMA DR-3534). 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
2 drinking water violations recorded

Contaminants: TTHM, Total Haloacetic Acids (HAA5).

Key contaminant findings

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

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

Well within EPA limits.

Violation history

Shelby's water system has 16 total violations on record, including 2 health-based violations. 5 remain unresolved.

OtherMRTT
Most recent violations:
Jul 2020 Consumer Confidence Rule Open
Oct 2004 Consumer Confidence Rule Open
Jul 2002 TTHM Resolved
Jul 2002 Total Haloacetic Acids (HAA5) Resolved
Apr 2002 TTHM Resolved

Flood & environmental risk

Cleveland County has experienced 6 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 First Broad River, Buffalo Creek Bl Moss Lake Dam Nr Oak Grove.

HURRICANE IAN
Hurricane FEMA DR-3586
HURRICANE ISAIAS
Hurricane FEMA DR-3534
HURRICANE DORIAN
Hurricane FEMA DR-3423

Where does Shelby's water come from?

Shelby's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 1 water system serving approximately 23,577 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment. Nearby water bodies include First Broad River (river), Buffalo Creek Bl Moss Lake Dam Nr Oak Grove (river).

What Shelby residents can do

Install a water filter

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

Shelby'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
Safe
18.4 µg/L
EPA MCL: 60 µg/L · 31% of limit
Within LimitUCMR 4 DataHAA6Br: 3.9 µg/LHAA9: 22.1 µg/L
Chromium-6 (Hexavalent Chromium)
Inorganic
Detected
0.09 µg/L
CA MCL (no federal MCL): 10 µg/L · 1% of limit
DetectedUCMR 3 Data
Strontium
Inorganic
Detected
32.7 µg/L
EPA Health Ref Level: 1,500 µg/L · 2% of limit
DetectedUCMR 3 Data
Manganese
Inorganic
Detected
1.6 µg/L
EPA Secondary MCL: 50 µg/L · 3% of limit
DetectedUCMR 4 Data
Vanadium
Inorganic
Detected
0.49 µg/L
EPA Short-term HA: 21 µg/L · 2% of limit
DetectedUCMR 3 Data
Chlorate
Disinfection Byproduct
Detected
37.6 µg/L
EPA Lifetime HA: 210 µg/L · 18% 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

16
Total violations
2
Health-based
5
Active / unresolved
Jul 2020
Most recent violation
Compliance Record

Violations & advisories

16 Total
5 Active
2 Health-based
11 Resolved
Violations by category
Stage 1 Disinfectants and Disinfection Byproducts Rule
6
Radionuclides and Revised Rad Rule
5
Consumer Confidence Rule
3
Lead and Copper Rule
2
Jul 2020 Active
Consumer Confidence Rule
Other Violation 0
Oct 2004 Active
Consumer Confidence Rule
Other Violation 0
Jul 2001 Active
Consumer Confidence Rule
Other Violation 0
Jan 1993 Active
Lead and Copper Rule
Treatment Technique
Health-Based Health 0
Jan 1993 Active
Lead and Copper Rule
Treatment Technique
Health-Based Health 0
Jul 2002 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2002
Jul 2002 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2002
Apr 2002 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2002
Apr 2002 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2002
Jan 2002 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2002
Jan 2002 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2002
Oct 1980 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1981
Oct 1980 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1981
Oct 1980 Resolved
Gross Beta Particle Activity
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1981
Oct 1980 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1981
Oct 1980 Resolved
Gross Beta Particle Activity
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1981
Industrial pollution

Top industrial polluters within 10 miles of Shelby

Industrial polluters nearby

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

Total reported releases to surface water: 723 lbs

FacilityTop chemicalTo surface water (lbs/yr)Distance
CNA HOLDINGS LLC-SHELBY
Chemicals · CELANESE CORP
GROVER, NC28073
Ethylene glycol6855.6 mi
METALSAMERICA
Primary Metals · PRIME MATERIALS RECOVERY INC
SHELBY, NC28152
Copper372.3 mi
GREENHECK FAN CORP - KINGS MOUNTAIN
Machinery · GREENHECK FAN CORP
KINGS MOUNTAIN, NC28086
Copper08.4 mi
GREENHECK FAN CORP - SHELBY CAMPUS
Machinery · GREENHECK FAN CORP
SHELBY, NC28150
Copper03.5 mi
CURTISS-WRIGHT
Transportation Equipment · CURTISS-WRIGHT CORP
SHELBY, NC28152
2.3 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Site context

Superfund sites within 10 miles of Shelby

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

D3 — extreme drought

Cleveland County is currently in D3 (extreme 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)
31.8%
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

6
Declared disasters
Oct 2022
Most recent
Hurricane
Most common type

Cleveland County has experienced 6 federally declared disasters since 2004. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Oct 2022
HURRICANE IAN
Hurricane FEMA #3586
Aug 2020
HURRICANE ISAIAS
Hurricane FEMA #3534
Sep 2019
HURRICANE DORIAN
Hurricane FEMA #3423
Sep 2018
HURRICANE FLORENCE
Hurricane FEMA #3401
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3222
Sep 2004
TROPICAL STORM FRANCES
Hurricane FEMA #1546

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 16.0 ppb from 1992 (16.0 ppb) to 2025 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Surface Water
Operator
Local Government
Population Served
23,577
Water Systems
1
Water Source

Where Shelby's water comes from

Surface Water

Shelby'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 23,577 people through 1 water system.

Local Hydrology

Water bodies near Shelby

Shelby is located near 2 notable water bodies. As a surface water system, these water bodies may directly influence the city's drinking water supply.

First Broad River
river
Buffalo Creek Bl Moss Lake Dam Nr Oak Grove
river
Infrastructure

Water systems serving Shelby

System Name PWSID Population Source
SHELBY, CITY OF NC0123010 23,577 SW
Regional Comparison

How Shelby compares

Full North Carolina rankings →

Shelby's score of 91.7/100 is above the average of 43/100 among major North Carolina cities. It outscores 10 of 10 nearby cities.

Shelby (this city)
91.7
Charlotte
36.5
Raleigh
30.7
Durham
36.6
Greensboro
33.5
North Carolina avg
43
City Profile

About Shelby, NC

Wikipedia →

Shelby is a city in and the county seat of Cleveland County, North Carolina. It lies near the western edge of the Charlotte-Concord, NC-SC Combined Statistical Area. The population was 21,918 at the 2020 census.

Economic Profile
$46,176
Median Income
$151,413
Median Home Value
$844/mo
Median Rent
3.7%
Unemployment
Community
43.4
Median Age
375
People / sq mi
24.4%
College Educated
60.5%
Homeownership
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Frequently asked questions

Is Shelby, NC tap water safe to drink?

Shelby's water quality earned a grade of A (91.7/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #10 out of 417 cities tested in North Carolina.

What contaminants are in Shelby's water?

Lead was measured at 0.0 ppb (90th percentile). No PFAS compounds were detected. 16 violations are on record.

How is Shelby'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 Shelby?

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

Where does Shelby's water come from?

Shelby's water is sourced from Surface water. The city has 1 water system serving approximately 23,577 residents.

What health violations has Shelby's water system had?

Shelby has 2 health-based violations on record. The most recent violation was recorded in July 2020. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 5 violations remain unresolved.

How does Shelby's water compare to other cities?

Shelby ranks #10 out of 417 cities in North Carolina (better than 98% of state cities) and #1516 out of 15744 cities nationally (90th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.