Jackson, Mississippi

Environmental Quality Report Card

Jackson reports good air quality, with AQI levels better than the national average. Water tests indicate safe conditions across key measures. Facility compliance with environmental standards is above the national average.

Air Quality (Annual Overview)

Grade A
27.2 AQI

Yearly average AQI (2024): 27.2. National average: 41.4. 21 moderate days, 0 unhealthy days recorded.

Water Quality (Key Indicators)

Grade B
6.55 pH

Latest pH level (2024): 6.55. Ideal range: 6.5–8.5.

Facility Violations

Grade B
16 significant violations

Facilities like factories and treatment plants had 16 significant and 680 total violations reported in 2024.

Water Quality (with EPA Standards)

Water quality measurements are provided by the Water Quality Portal , a collaboration between the USGS, EPA, and other agencies.

Characteristic Local Value Safe Range Grade Last Measured
Lead 0.00 mg/L <0.015 A 6/16/2024
Copper 0.59 mg/L <1.3 A 6/16/2024
Arsenic 0.70 mg/L <0.01 F 6/16/2024
Zinc 7.52 mg/L <5 F 6/16/2024
pH 6.55 6.5 - 8.5 A 9/8/2024

Water Quality (No EPA Standard)

These measurements do not have formal EPA standards but are still important indicators of local water quality.

Characteristic Local Value Unit Last Measured
Nitrate + Nitrite 0.22 mg/L 2/12/2025
Total hardness 12.50 mg/L 6/16/2024
Kjeldahl nitrogen 0.62 mg/L 2/12/2025
Phosphorus 0.12 mg/L 2/12/2025
Magnesium 1.19 mg/L 6/16/2024
Aluminum 93.00 ug/L 6/16/2024
Flow 74.00 cfs 9/8/2024
Calcium 3.04 mg/L 6/16/2024
Manganese 0.75 ug/L 2/2/2025
Iron 6.55 ug/L 1/20/2025
Nickel 0.94 ug/L 7/23/2024
Temperature, water 17.10 deg C 9/8/2024
Ammonia-nitrogen 0.03 mg/L 1/5/2025

Air Quality Details (2024–2025)

The Air Quality Index (AQI) measures how clean or polluted the air is. A lower AQI means cleaner air. Main pollutants include particulate matter like PM2.5, ozone, and others regulated by EPA standards.
Air quality data sourced from OpenAQ, aggregating official monitoring stations.

Yearly Average AQI National Average AQI Good Days Moderate Days Unhealthy Days Worst Day AQI Top Pollutant
27.2 41.4 341 21 0 88 (on 7/31/2024) PM2.5

Monthly AQI Trend

Monthly average AQI values over the past year. Lower values are better. Peaks may indicate pollution events.

Facility Compliance

Facility compliance and violation data come from the EPA's ECHO database.

3,542 monitored facilities

Total Violations: 680

Significant Violations: 16

Total Penalties: $5,367,006

Despite 16 significant violations, Jackson reported 680 total violations across monitored facilities in 2024. This results in a compliance grade of B, reflecting strong adherence to environmental standards compared to national benchmarks.

About the Data

This report uses the latest publicly available environmental data:

  • Air Quality: Data sourced from the OpenAQ Platform, aggregating official air quality monitoring stations near Jackson.
  • Water Quality: Measurements from the Water Quality Portal, a collaboration between the USGS, EPA, and other agencies.
  • Facility Compliance: Sourced from the EPA's ECHO Database, detailing facility violations, penalties, and compliance rates.

All data is refreshed regularly and reflects the latest available figures for 2024.