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Jackson, MS Tap Water Quality 2026

Water quality report for Jackson, MS — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Jackson's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: City Of Jackson PWSID: MS0250008 Updated: 2026 Q2
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1 violation currently open

Lead is 4.10 ppb, 27% of the action level. No PFAS was detected.

D

Jackson earns a D for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 4.10 ppb — 27% of the federal action level
PFAS tested, none detected
39 violations since 2015, 37 health-based
1 violation currently open
Jackson's lead level vs. all Mississippi community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 4.10 ppb — 27% of the federal action level
✓ Lower lead than 9% of Mississippi utilities
Population Served
147825
~71846 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
1
1 open of 39 since 2015

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
27% of EPA action level
4.10 ppb
Action level: 15 ppb
The 90th-percentile lead result is 4.10 ppb, 27% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.069 MG/L 0.060 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.09 MG/L 0.080 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.092 MG/L 0.080 mg/L 2025 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.061 MG/L 0.060 mg/L 2025 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.062 MG/L 0.060 mg/L 2024 Archived
TTHM MCL EXCEEDANCE 0.088 MG/L 0.080 mg/L 2024 Archived
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2024 Resolved
TTHM MCL EXCEEDANCE 0.115 MG/L 0.080 mg/L 2024 Archived
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2024 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2023 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2023 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2022 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2022 Resolved
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2022 Archived
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE 7.5 NTU — 2022 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2022 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2021 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2021 Resolved
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2021 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2021 Resolved
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2021 Resolved
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2021 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2021 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.065 MG/L 0.060 mg/L 2021 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2020 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.066 MG/L 0.060 mg/L 2020 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2020 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2020 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2020 Resolved
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2020 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2020 Unaddressed
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2020 Resolved
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2020 Resolved
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2020 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2019 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2019 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2018 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2018 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2016 Archived
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

1 violation remains open, out of 39 recorded since 2015 (37 health-based).

About the Main Water System

Utility City Of Jackson
PWSID MS0250008
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 147,825
Service connections 71,846
Systems serving this area 7
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Jackson tap water safe to drink? ▼
No federal limit is exceeded on record. 1 violation(s) remain open. Lead is 4.10 ppb, 27% of the action level.
Does Jackson water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Jackson? ▼
City Of Jackson (PWSID MS0250008), one of 7 systems serving this area. Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2024-10-18. No significant deficiencies were recorded.

What Should Jackson Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Follow the open violation
This system has an unresolved violation. Contact the supplier for its corrective-action schedule.

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