WaterVerge

Is Choctaw, MS Tap Water Safe to Drink?

Graded C+ — but Copper was detected above EPA limits. Here's what's in the water and how to remove it. What to do next ↓

16K residents served 4 water systems PWSID: 042800003
Overall Score
69.3 / 100
Violations
5 active
Last Updated
May 2026
Source
Groundwater
#169 of 320 in Mississippi Top 70% nationally
Native American
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
C+GRADE
Water Quality Grade
69.3/100
waterverge.com
C+ 69.3/100

Choctaw, MS — Water Quality Report

Choctaw's drinking water received a grade of C+ (69.3 out of 100), indicating fair water quality. The city's 4 water systems serve approximately 16,287 residents using groundwater.

Lead levels were measured at 1.6 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 402 violations on record, including 4 health-based violations. 5 remain unresolved.

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

What to know about Choctaw's water

Choctaw ranks #169 out of 320 cities in Mississippi for water quality, placing it below average in the state.

Choctaw 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.

Quality Breakdown

Water quality score

See methodology →
69.3 out of 100 Grade C+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
21.3/45
D
Historical violation record including health-based and monitoring violations.
Lead & Copper
16/20
B
Lead at 1.6 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
10/10
A
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Choctaw, MS water safe to drink?

Concerns Identified

Choctaw's drinking water has significant quality concerns based on EPA testing data. With a grade of C+ (69.3/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 4 water systems serve approximately 16,287 residents using groundwater (wells).

5
Active Violations
1.6 ppb
Lead (90th %ile)
8 events
Disaster History

Recent water quality updates for Choctaw

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Choctaw's water quality assessment. Grade: C+ (69.3/100).

Disaster
HURRICANE IDA

Federal disaster declaration (FEMA DR-4626). Hurricane event — may have impacted local water infrastructure.

Disaster
HURRICANE IDA

Federal disaster declaration (FEMA DR-3569). Hurricane event — may have impacted local water infrastructure.

Violation
2 drinking water violations recorded

2 health-based. Contaminants: Groundwater Rule.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Groundwater Rule.

Violation
5 drinking water violations recorded

Contaminants: Nitrate, Nitrite.

Key contaminant findings

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

Lead Within Limits
Detected: 1.6 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Copper Exceeds Limit
Detected: 1.93 mg/L Limit: 1.3 mg/L (EPA Action Level)

Exceeds EPA action level. Copper can leach from household plumbing — flush taps for 30 seconds before drinking.

Violation history

Choctaw's water system has 402 total violations on record, including 4 health-based violations. 5 remain unresolved.

TTMRMCL
Most recent violations:
May 2020 Groundwater Rule Open
May 2020 Groundwater Rule Open
Jan 2020 Groundwater Rule Open
Jan 2016 Nitrate Resolved
Jan 2016 Nitrate Resolved

Flood & environmental risk

Holmes County has experienced 8 federally declared disasters since 2005. 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 Bee Lake Tributary No 1 Nr Thornton.

HURRICANE IDA
Hurricane FEMA DR-4626
HURRICANE IDA
Hurricane FEMA DR-3569
SEVERE STORMS AND FLOODING
Flood FEMA DR-4268

Where does Choctaw's water come from?

Choctaw's drinking water comes from groundwater (wells), supplied by 4 water systems serving approximately 16,287 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Bee Lake Tributary No 1 Nr Thornton (river).

What Choctaw residents can do

Install a water filter

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

Choctaw'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
1.6 ppb
EPA Action Level: 15 ppb · 11% of limit
Safe Level
Copper (90th percentile)
Inorganic
Over Limit
1.93 mg/L
EPA Action Level: 1.3 mg/L · +20% over limit
Exceeds Limit
Compliance Record

Violation summary

402
Total violations
4
Health-based
5
Active / unresolved
May 2020
Most recent violation
Compliance Record

Violations & advisories

402 Total
5 Active
4 Health-based
397 Resolved
Violations by category
Synthetic Organic Chemicals
237
Radionuclides and Revised Rad Rule
85
Inorganic Chemicals
42
Nitrate Rule
15
Stage 2 Disinfectants and Disinfection Byproducts Rule
8
May 2020 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
May 2020 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jan 2020 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Active
Compliance Violation
Monitoring 0
Active
Compliance Violation
Monitoring 0
Jan 2016 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2016 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2016 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2016 Resolved
Nitrite
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2016 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2014 Resolved
Glyphosate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2014 Resolved
Di(2-ethylhexyl) adipate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2014 Resolved
Di(2-ethylhexyl) phthalate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2014 Resolved
Hexachlorocyclopentadiene
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2014 Resolved
Aldicarb sulfoxide
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2014 Resolved
Aldicarb sulfone
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2014 Resolved
Carbofuran
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2014 Resolved
Aldicarb
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2014 Resolved
2,3,7,8-TCDD
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Jan 2014 Resolved
Heptachlor
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2016
Showing 20 of 402 violations
Environmental Risk

Flood & disaster history

8
Declared disasters
Oct 2021
Most recent
Hurricane
Most common type

Holmes County has experienced 8 federally declared disasters since 2005. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Oct 2021
HURRICANE IDA
Hurricane FEMA #4626
Aug 2021
HURRICANE IDA
Hurricane FEMA #3569
Mar 2016
SEVERE STORMS AND FLOODING
Flood FEMA #4268
Aug 2012
HURRICANE ISAAC
Hurricane FEMA #4081
Aug 2012
TROPICAL STORM ISAAC
Hurricane FEMA #3348
Aug 2008
HURRICANE GUSTAV
Hurricane FEMA #3291

Recommended water filters

Based on contaminants detected in Choctaw's water supply, we recommend the following filter types.

🔧
For Copper
Reverse Osmosis or KDF Filter
Copper exceeds the EPA action level of 1.3 mg/L

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 1.6 15 ppb Inorganic Safe
Copper (90th percentile) 1.93 1.3 mg/L Inorganic Over Limit
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 1.4 ppb from 2000 (3.0 ppb) to 2025 (1.6 ppb).

Copper level (90th percentile)

Latest reading: 1.932 mg/L (1995)

EPA action level: 1.3 mg/L

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Native American
Population Served
16,287
Water Systems
4
Water Source

Where Choctaw's water comes from

Groundwater

Choctaw'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 native american ownership and serves approximately 16,287 people through 4 water systems.

Local Hydrology

Water bodies near Choctaw

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

Bee Lake Tributary No 1 Nr Thornton
river
Infrastructure

Water systems serving Choctaw

System Name PWSID Population Source
CHOCTAW - PEARL RIVER 042800003 13,055 GW
CHOCTAW - CONEHATTA 042800002 1,201 GW
CHOCTAW - TUCKER 042800004 1,112 GW
CHOCTAW - BOGUE CHITTO 042800001 919 GW
Regional Comparison

How Choctaw compares

Full Mississippi rankings →

Choctaw's score of 69.3/100 is above the average of 54/100 among major Mississippi cities. It outscores 8 of 10 nearby cities.

Choctaw (this city)
69.3
Jackson
47.8
Canton
50
Oxford
40.5
Mississippi avg
54
Service Area

ZIP codes served by Choctaw

The water systems serving Choctaw cover 1 ZIP code. Select any ZIP to see which water systems serve that area.

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Frequently asked questions

Is Choctaw, MS tap water safe to drink?

Choctaw's water quality earned a grade of C+ (69.3/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #169 out of 320 cities tested in Mississippi.

What contaminants are in Choctaw's water?

Lead was measured at 1.6 ppb (90th percentile). 402 violations are on record.

How is Choctaw'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 Choctaw?

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

Where does Choctaw's water come from?

Choctaw's water is sourced from Groundwater. The city has 4 water systems serving approximately 16,287 residents.

What health violations has Choctaw's water system had?

Choctaw has 4 health-based violations on record. The most recent violation was recorded in May 2020. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 5 violations remain unresolved.

Is Choctaw's groundwater at risk of contamination?

Choctaw 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 402 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 Choctaw's water compare to other cities?

Choctaw ranks #169 out of 320 cities in Mississippi (better than 47% of state cities) and #10933 out of 15744 cities nationally (31th percentile). The grade of C+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.