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Warren, KY

Moderate Risk (43/100)

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 Warren in Kentucky · Population: 137,549

TRI sites such as Bowling Green Metalforming; General Motors LLC Bowling Green Assembly Plant; Kobelco Aluminum Automotive Products LLC anchor Warren, KY's EPA extract. Derived burden score 43/100 (Moderate Risk) uses fixed national caps on density, log release volume, Superfund count, and health-flagged systems - not an official EPA rating.

Bowling Green Metalforming; General Motors LLC Bowling Green Assembly Plant; Kobelco Aluminum Automotive Products LLC are among the largest Form R filers reporting in Warren; no SDWIS system here carries an active health-based flag. AQS median AQI 39 / peak 87 in 2024.

Burden score 43/100 (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 Warren -- 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 Warren, KY: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-99.2%

18 facilities that filed in 2022 and 2023

Whole inventory

-0.5%

470.8 thousand lb → 468.5 thousand lb, every facility that filed

Between the two reporting years, 2 facilities filed for the first time and 3 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.

  • Warren, KY's land releases fell from 25.2 thousand lb in 2022 to 190 lb in 2023, based on EPA TRI filings.
  • Warren, KY's air releases rose from 286.5 thousand lb in 2022 to 311.8 thousand lb in 2023, based on EPA TRI filings.
  • Warren, KY's chemicals reported fell from 36 in 2022 to 34 in 2023, based on EPA TRI filings.
County population (Census ACS)
137,549
TRI Facilities
26
Water Systems
0
Superfund Sites
0
Total Releases
2.6M 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 290 (80%) 74 0 87
2023 238 (65%) 124 2 155
2022 248 (68%) 115 0 84
2021 218 (60%) 143 2 117
2020 237 (65%) 129 0 97
2024 Good Air Quality: 80% of days
Median AQI: 39

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 Kentucky, see the EPA's AirNow.gov.

TRI Facilities (26)

# Facility Total Releases
1 Bowling Green Metalforming 570.6K lbs
2 General Motors LLC Bowling Green Assembly Plant 563.0K lbs
3 Kobelco Aluminum Automotive Products LLC 305.5K lbs
4 American Howa Kentucky Inc. 215.1K lbs
5 Bando USA Inc 198.7K lbs
6 Owl's Head Alloys Inc. 198.4K lbs
7 Trace Die Cast Inc 197.1K lbs
8 Sherwin-Williams Co 104.2K lbs
9 Crown Cork & Seal Co USA Inc. 67.6K lbs
10 Lord Corp 61.8K lbs
11 Stupp Bridge Co 42.4K lbs
12 Stoody Company 28.0K lbs
13 Valor LLC 11.2K lbs
14 Pan Oston Co 1.5K lbs
15 Henkel US Operations Corp 183 lbs
16 Georgia-Pacific Consumer Operations LLC 158 lbs
17 Bilstein Cold Rolled Steel LP 26 lbs
18 Hennessy Industries Inc Bada Div 25 lbs
19 Constellium Bowling Green 4 lbs
20 Holley Performance Products 0 lbs
21 Shiloh - Bowling Green 0 lbs
22 Cannon Automotive Solutions Inc. 0 lbs
23 Essity 0 lbs
24 Holley Performance 0 lbs
25 Nova Steel - New Facility 0 lbs
26 Tyson Processing Services Inc. 0 lbs

Cities in Warren (1)

Bowling Green
26 facilities · 4 water

Frequently Asked Questions

What is the environmental risk level in Warren, Kentucky? ▼
Warren, KY has an environmental risk score of 43/100 (Moderate Risk), based on 26 TRI facilities, 0 Superfund sites, and 0 water systems on record. No water systems have current health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Warren? ▼
No Superfund National Priorities List (NPL) sites are currently registered in Warren, KY in the EPA database.
How many toxic release facilities are in Warren? ▼
Warren, KY has 26 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 2.6M lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Warren? ▼
In 2024, Warren, KY recorded a median AQI of 39 and a peak AQI of 87. 80% 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 Warren? ▼
No EPA-regulated water systems are currently recorded for Warren, KY in the SDWIS database.
What environmental agencies cover Warren? ▼
Environmental compliance in Warren, Kentucky is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the Kentucky 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