States › Arkansas › Mississippi County

Mississippi County, AR Water Quality

Water quality data for 17 public water systems serving Mississippi County, Arkansas — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 17 water systems · 17 cities
✅
Generally Safe — Most Systems Performing Well

The majority of water systems have no active violations and lead levels well below the federal action level.

B

Mississippi County Earns a B

Mississippi County: 17 communities across 17 water systems. 82.4% have no open violations.

  • Median lead where detected: 3.00 ppb
  • 17 communities with a lead detection, 0 reporting none detected
  • 0 communities with PFAS above the federal limit
  • 1 with significant inspection deficiencies
  • 82.4% of communities have no open violations
3 ppb
Median Lead Level
County-wide, 90th percentile
17
Water Systems
Active CWS & NTNCWS
82%
Violation-Free
No active violations on record
How we grade counties: MyWaterIQ uses EPA SDWIS enforcement data — actual MCL violations and lead test results — not the aspirational MCLG targets used by some sites. A grade reflects real compliance history, not theoretical risk. Learn more →

Cities by Water Quality

⭐ Best Performing
  • Blytheville
    1.00 ppb
    No federal limits exceeded on record
    A
  • Manila
    1.00 ppb
    No federal limits exceeded on record
    A
  • Luxora
    3.00 ppb
    No federal limits exceeded on record
    B
  • Dyess
    1.00 ppb
    No federal limits exceeded on record
    B
  • Armorel
    2.00 ppb
    No federal limits exceeded on record
    B
⚠ Needs Attention
  • Bassett
    18.00 ppb
    Lead above the 15 ppb action level
    F
  • Osceola
    1.00 ppb
    1 violation currently open
    C
  • Keiser
    47.00 ppb
    Lead above the 15 ppb action level
    C
  • Joiner
    3.00 ppb
    1 violation currently open
    C
  • Dell
    2.00 ppb
    1 significant inspection deficiency
    B
County Lead Level — Median 3 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 3 ppb — 20% of the federal action level
Systems by Lead Level
Under 5 ppb
10
5 – 10 ppb
3
10 – 15 ppb
4

All Cities in Mississippi County

Blytheville 1.00 ppb A
Osceola 1.00 ppb C
Manila 1.00 ppb A
Gosnell 1.00 ppb B
Leachville 11.00 ppb B
Luxora 3.00 ppb B
Keiser 47.00 ppb C
Wilson 2.00 ppb B
Joiner 3.00 ppb C
Dyess 1.00 ppb B
Etowah 6.00 ppb B
Dell 2.00 ppb B
Burdette 6.00 ppb B
Bassett 18.00 ppb F
Birdsong 7.00 ppb B
Armorel 2.00 ppb B
Victoria 11.00 ppb B
Showing 17 cities
No active violations Active violations

About Mississippi County Drinking Water

Mississippi County is served by 17 water systems covering 17 communities. 82% have no open violations.

Of the communities reporting lead results, 17 recorded a detection, with a median of 3.00 ppb — 20% of the federal action level. 0 reported none detected, which means below the laboratory limit rather than an absence of lead.

No community here has PFAS above the federal limit on record. State inspectors recorded significant deficiencies at 1 of them.

Frequently Asked Questions

Is Mississippi County tap water safe to drink?▼
82% of communities have no open violation. No community has PFAS above the federal limit on record.
What is the lead level in Mississippi County?▼
Among communities with a detection the median is 3.00 ppb, 20% of the 15 ppb action level. 0 reported none detected and 0 reported no result.
How many water systems serve Mississippi County?▼
17 community water systems serve 17 communities here.
← Back to Arkansas water quality overview