PlainEnviro

Forrest, MS

Moderate Risk (41/100)

Transparent derived index from EPA TRI / SDWIS / Superfund extracts: not an official EPA rating. Fixed caps: facilities ≤25 pts (50+ = max), log10 releases ≤25 pts, Superfund ≤25 pts (5/site), health-violation systems ≤15 pts (3/system), high-chemical facilities ≤10 pts. Bands: High ≥60, Moderate ≥30. See methodology.

Environmental data for Forrest in Mississippi · Population: 78,027

TRI sites such as Zeon Chemicals LP Mississippi Plant; US Army National Guard Camp Shelby Ranges; Mar-Jac Poultry Ms LLC; SDWIS systems such as CITY OF PETAL; BARRONTOWN W/A; SUNRISE UTILITY ASSN INC; NPL sites such as Hercules Inc anchor Forrest, MS's EPA extract. Derived burden score 41/100 (Moderate Risk) uses fixed national caps on density, log release volume, Superfund count, and health-flagged systems - not an official EPA rating.

Health-flagged SDWIS rows in Forrest include EASTABUCHIE WATER ASSOCIATION, while Zeon Chemicals LP Mississippi Plant leads reported TRI pounds among local Form R filers. AQS median AQI 47 / peak 103 in 2024.

Burden score 41/100 (Moderate Risk) is the only weighted composite on this page. The tables below list every TRI facility, SDWIS system, and Superfund site EPA has on record for Forrest -- not just the names called out above -- reproducing the disclosure history as filed, not a current-safety verdict. Extract current as of 2026-08-25.

Release-over-release change

What changed for Forrest, MS: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-13.3%

12 facilities that filed in 2022 and 2023

Whole inventory

-13.3%

420.7 thousand lb → 364.7 thousand lb, every facility that filed

  • Forrest, MS's total reported releases fell from 420.7 thousand lb in 2022 to 364.7 thousand lb in 2023, based on EPA TRI filings.
  • Forrest, MS's water releases fell from 26.4 thousand lb in 2022 to 18.2 thousand lb in 2023, based on EPA TRI filings.
  • Forrest, MS's off-site transfers fell from 91.5 thousand lb in 2022 to 66.0 thousand lb in 2023, based on EPA TRI filings.
  • Forrest, MS's air releases fell from 233.4 thousand lb in 2022 to 208.6 thousand lb in 2023, based on EPA TRI filings.
County population (Census ACS)
78,027
TRI Facilities
14
Water Systems
9
Superfund Sites
1
Total Releases
1.7M lbs

Air Quality History (2020–2024)

EPA Air Quality Index (AQI) data showing how many days per year fall into each air quality category.

Year Good Moderate Unhealthy (SG) Max AQI
2024 202 (56%) 159 1 103
2023 145 (40%) 220 0 94
2022 178 (49%) 186 1 105
2021 178 (49%) 185 0 93
2020 196 (54%) 165 0 97
2024 Good Air Quality: 56% of days
Unhealthy days: 1
Median AQI: 47

Source: EPA Air Quality System (AQS) Annual AQI by County AQI categories: Good (0-50), Moderate (51-100), Unhealthy for Sensitive Groups (101-150), Unhealthy (151-200), Very Unhealthy (201-300), Hazardous (301+)

For real-time air quality readings and pollutant breakdowns in Mississippi, see the EPA's AirNow.gov.

Water Systems (9)

System System pop (SDWIS) Violations
CITY OF PETAL 9,509 0
BARRONTOWN W/A 7,999 0
SUNRISE UTILITY ASSN INC 6,067 0
DIXIE COMMUNITY UTILITY ASSN. 5,840 0
GLENDALE UTILITY DISTRICT 4,477 0
EASTABUCHIE WATER ASSOCIATION 2,363 3
RUNNELSTOWN-NORTH 1,968 0
S MS PUBLIC WATER AUTH-MCLAURIN 905 0
S MS PUBLIC WATER AUTH-ROCK HILL 803 0

TRI Facilities (14)

# Facility Total Releases
1 Zeon Chemicals LP Mississippi Plant 929.2K lbs
2 US Army National Guard Camp Shelby Ranges 498.4K lbs
3 Mar-Jac Poultry Ms LLC 261.1K lbs
4 Rehlko - Hattiesburg Engine Plant No. 1 25.8K lbs
5 Resinall Corp 21.7K lbs
6 C L Dews & Sons Foundry & Machinery Co Inc 3.3K lbs
7 Johnson Controls - York International 500 lbs
8 USA Yeast Co 40 lbs
9 Mmc Materials Inc - Hattiesburg 3 lbs
10 Pine Belt Ready Mix Plant 84 0 lbs
11 Mississippi Tank Co 0 lbs
12 Hixson Lumber Co LLC 0 lbs
13 Rehlko - Hattiesburg Engine Plant No. 2 0 lbs
14 New Dairy Alabama LLC 0 lbs

Superfund Sites (1)

Site Name Status HRS Score
Hercules Inc NPL Site 31.36

Cities in Forrest (3)

Hattiesburg
13 facilities · 10 water
Camp Shelby
1 facilities · 0 water
Petal
0 facilities · 5 water

Frequently Asked Questions

What is the environmental risk level in Forrest, Mississippi? ▼
Forrest, MS has an environmental risk score of 41/100 (Moderate Risk), based on 14 TRI facilities, 1 Superfund sites, and 9 water systems on record. 1 water system have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Forrest? ▼
Yes, Forrest, MS has 1 Superfund site on the EPA National Priorities List (NPL). Superfund sites are contaminated locations that require long-term cleanup under the EPA Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA).
How many toxic release facilities are in Forrest? ▼
Forrest, MS has 14 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 1.7M lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Forrest? ▼
In 2024, Forrest, MS recorded a median AQI of 47 and a peak AQI of 103. 56% of monitored days had "Good" air quality (AQI 0–50). Source: EPA Air Quality System (AQS) Annual AQI by County.
Is the drinking water safe in Forrest? ▼
Forrest, MS has 9 EPA-regulated water systems. 1 system has reported health-based violations (MCL exceedances). A past violation does not necessarily mean water is currently unsafe. For current water quality, contact your local water utility. Source: EPA SDWIS.
What environmental agencies cover Forrest? ▼
Environmental compliance in Forrest, Mississippi is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the Mississippi state environmental agency. Facilities report to the EPA Toxic Release Inventory, water systems are regulated under the Safe Drinking Water Act, and contaminated sites are managed under the Superfund program. Contact your state environmental agency for local concerns.

What does this county environmental profile show?

This county environmental profile rolls up EPA Toxics Release Inventory facility reports, Safe Drinking Water Information System public-water-system filings, and Superfund National Priorities List sites for the county boundary defined by the U.S. Census Bureau. Facility counts reflect facilities with a reporting address inside the county, not where downstream environmental effects may be observed. Population figures are from the most recent Census ACS 5-year estimate. The county detail page is updated whenever the upstream EPA programs publish revised data; see the methodology page for the documented ingest cadence and the editorial choices governing how aggregations are computed.

Related Guides

Understanding EPA Data
How EPA collects and publishes environmental data
Environmental Justice
Who lives near polluters and environmental hazards
How to Check Environmental Quality
Step-by-step guide to checking your local environment

Read our methodology - how this data is sourced, computed, and verified.

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Data sourced from U.S. EPA environmental datasets. See our methodology for details. Retrieved and formatted by PlainEnviro