WaterVerge

Is Carney, OK Tap Water Safe to Drink?

Graded A-, with 6 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

649 residents served 1 water system PWSID: OK2004104
Overall Score
85.6 / 100
Violations
6 active
Last Updated
May 2026
Source
Groundwater
#45 of 358 in Oklahoma Top 33% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
85.6/100
waterverge.com
A- 85.6/100

Carney, OK — Water Quality Report

Carney's drinking water received a grade of A- (85.6 out of 100), indicating good water quality. The city's 1 water system serves approximately 649 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 93 violations on record, including 14 health-based violations. 6 remain unresolved.

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

What to know about Carney's water

Carney ranks #45 out of 358 cities in Oklahoma for water quality, placing it above average in the state.

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

Quality Breakdown

Water quality score

See methodology →
85.6 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
35.6/45
B
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
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Carney, OK water safe to drink?

Concerns Identified

Carney's drinking water has significant quality concerns based on EPA testing data. With a grade of A- (85.6/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 649 residents using groundwater (wells).

6
Active Violations
0.0 ppb
Lead (90th %ile)
5 events
Disaster History

Recent water quality updates for Carney

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Carney's water quality assessment. Grade: A- (85.6/100).

Violation
5 drinking water violations recorded

1 health-based. Contaminants: Combined Uranium, Gross Alpha, Excl. Radon and U, Gross Beta Particle Activity.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Gross Alpha, Excl. Radon and U.

Violation
5 drinking water violations recorded

Contaminants: Combined Uranium, Consumer Confidence Rule, Gross Alpha, Excl. Radon and U.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3219). Hurricane event — may have impacted local water infrastructure.

Disaster
SEVERE STORMS & FLOODING

Federal disaster declaration (FEMA DR-693). Flood event — may have impacted local water infrastructure.

Key contaminant findings

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

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

Well within EPA limits.

Violation history

Carney's water system has 93 total violations on record, including 14 health-based violations. 6 remain unresolved.

MRMCLOther
Most recent violations:
Jul 2018 Combined Uranium Resolved
Jul 2018 Gross Alpha, Excl. Radon and U Resolved
Jul 2018 Gross Beta Particle Activity Resolved
Jul 2018 Combined Radium (-226 and -228) Resolved
Jul 2018 Gross Alpha, Excl. Radon and U Resolved

Flood & environmental risk

Lincoln County has experienced 5 federally declared disasters since 1974. 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 Deep Fork At Warwick.

HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3219
SEVERE STORMS & FLOODING
Flood FEMA DR-693
SEVERE STORMS & FLOODING
Flood FEMA DR-662

Where does Carney's water come from?

Carney's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 649 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Deep Fork At Warwick (river).

What Carney residents can do

Install a water filter

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

Carney'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

93
Total violations
14
Health-based
6
Active / unresolved
Jul 2018
Most recent violation
Compliance Record

Violations & advisories

93 Total
6 Active
14 Health-based
87 Resolved
Violations by category
Volatile Organic Chemicals
41
Radionuclides and Revised Rad Rule
23
Total Coliform Rule
22
Consumer Confidence Rule
4
Ground Water Rule
1
Jul 2017 Active
Consumer Confidence Rule
Other Violation 0
Jun 2015 Active
E. COLI
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2014 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
Active
Compliance Violation
Monitoring 0
Jul 2018 Resolved
Combined Uranium
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2018
Jul 2018 Resolved
Gross Alpha, Excl. Radon and U
Max Contaminant Level
Health-Based Health Resolved Sep 2018
Jul 2018 Resolved
Gross Beta Particle Activity
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2018
Jul 2018 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2018
Jul 2018 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2018
Apr 2018 Resolved
Gross Alpha, Excl. Radon and U
Max Contaminant Level
Health-Based Health Resolved Jun 2018
Jul 2017 Resolved
Combined Uranium
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2017
Jul 2017 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2017
Jul 2017 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2017
Jul 2017 Resolved
Gross Beta Particle Activity
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2017
Oct 2016 Resolved
Gross Alpha, Excl. Radon and U
Max Contaminant Level
Health-Based Health Resolved Dec 2016
Oct 2016 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Oct 2016 Resolved
Gross Beta Particle Activity
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Oct 2016 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Showing 20 of 93 violations
Industrial pollution

Top industrial polluters within 10 miles of Carney

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
HILAND DAIRY FOODS CO
Food · PRAIRIE FARMS DAIRY INC
CHANDLER, OK74834
9.2 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Drought conditions

D3 — extreme drought

Lincoln 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)
12.2%
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

5
Declared disasters
Sep 2005
Most recent
Flood
Most common type

Lincoln County has experienced 5 federally declared disasters since 1974. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3219
Oct 1983
SEVERE STORMS & FLOODING
Flood FEMA #693
Jun 1982
SEVERE STORMS & FLOODING
Flood FEMA #662
Nov 1974
SEVERE STORMS & FLOODING
Flood FEMA #453
Jun 1974
SEVERE STORMS & FLOODING
Flood FEMA #441

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 0.0 ppb from 1993 (0.0 ppb) to 2024 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
649
Water Systems
1
Water Source

Where Carney's water comes from

Groundwater

Carney'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 649 people through 1 water system.

Local Hydrology

Water bodies near Carney

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

Deep Fork At Warwick
river
Infrastructure

Water systems serving Carney

System Name PWSID Population Source
CARNEY OK2004104 649 GW
Regional Comparison

How Carney compares

Full Oklahoma rankings →

Carney's score of 85.6/100 is above the average of 45/100 among major Oklahoma cities. It outscores 10 of 10 nearby cities.

Carney (this city)
85.6
Tulsa
48.5
Norman
38.4
Lawton
44.4
Oklahoma avg
45
City Profile

About Carney, OK

Wikipedia →

Carney is a town in Lincoln County, Oklahoma, United States. As of the 2020 census, the population of the town was 545.

Economic Profile
$46,406
Median Income
$91,611
Median Home Value
$825/mo
Median Rent
1.3%
Unemployment
Community
32.4
Median Age
117
People / sq mi
7.3%
College Educated
77.4%
Homeownership
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Frequently asked questions

Is Carney, OK tap water safe to drink?

Carney's water quality earned a grade of A- (85.6/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #45 out of 358 cities tested in Oklahoma.

What contaminants are in Carney's water?

Lead was measured at 0.0 ppb (90th percentile). 93 violations are on record.

How is Carney'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 Carney?

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

Where does Carney's water come from?

Carney's water is sourced from Groundwater. The city has 1 water system serving approximately 649 residents.

What health violations has Carney's water system had?

Carney has 14 health-based violations on record. The most recent violation was recorded in July 2018. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 6 violations remain unresolved.

Is Carney's groundwater at risk of contamination?

Carney 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 93 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 Carney's water compare to other cities?

Carney ranks #45 out of 358 cities in Oklahoma (better than 87% of state cities) and #5243 out of 15744 cities nationally (67th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Carney's small water system affect quality?

Carney's system serves approximately 649 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 93 violations on record.