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Madison, IN

Moderate Risk (45/100)

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 Madison in Indiana · Population: 130,949

TRI sites such as Elsa LLC; Poet Biorefining Alexandria LLC; Best-Ever Dairy Products; SDWIS systems such as ANDERSON WATER DEPARTMENT; ELWOOD WATER & SEWAGE; INGALLS WATER COMPANY; NPL sites such as Broadway Street Corridor Groundwater Contamination anchor Madison, IN's EPA extract. Derived burden score 45/100 (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 Madison include ANDERSON WATER DEPARTMENT; ELWOOD WATER & SEWAGE; PENDLETON WATER COMPANY, while Elsa LLC leads reported TRI pounds among local Form R filers. AQS median AQI 42 / peak 97 in 2024.

Burden score 45/100 (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 Madison -- 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 Madison, IN: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-14.4%

7 facilities that filed in 2022 and 2023

Whole inventory

-14.4%

42.1 thousand lb → 36.1 thousand lb, every facility that filed

  • Madison, IN's total reported releases fell from 42.1 thousand lb in 2022 to 36.1 thousand lb in 2023, based on EPA TRI filings.
  • Madison, IN's off-site transfers fell from 65 lb in 2022 to 6 lb in 2023, based on EPA TRI filings.
  • Madison, IN's air releases fell from 42.1 thousand lb in 2022 to 36.1 thousand lb in 2023, based on EPA TRI filings.
  • Madison, IN's chemicals reported rose from 17 in 2022 to 19 in 2023, based on EPA TRI filings.
County population (Census ACS)
130,949
TRI Facilities
8
Water Systems
11
Superfund Sites
1
Total Releases
241.1K 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 263 (72%) 102 0 97
2023 203 (56%) 150 10 229
2022 224 (61%) 137 4 133
2021 199 (55%) 165 0 97
2020 233 (64%) 133 0 97
2024 Good Air Quality: 72% of days
Median AQI: 42

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 Indiana, see the EPA's AirNow.gov.

Water Systems (11)

System System pop (SDWIS) Violations
ANDERSON WATER DEPARTMENT 55,212 4
ELWOOD WATER & SEWAGE 8,586 2
INGALLS WATER COMPANY 7,600 0
PENDLETON WATER COMPANY 5,758 4
ALEXANDRIA WATER DEPARTMENT 5,149 0
CHESTERFIELD WATER DEPARTMENT 2,800 0
LAPEL MUNICIPAL WATER COMPANY 2,379 5
EDGEWOOD WATER DEPARTMENT 2,053 0
FRANKTON WATER WORKS 1,800 0
ORESTES WATER WORKS 400 0
HARRIS HILLS MOBILE HOME PARK 27 7

TRI Facilities (8)

# Facility Total Releases
1 Elsa LLC 164.7K lbs
2 Poet Biorefining Alexandria LLC 59.9K lbs
3 Best-Ever Dairy Products 5.9K lbs
4 Nestle USA Inc-Anderson 5.0K lbs
5 Moriroku Technology N.a. - A 4.1K lbs
6 Owens Brockway Glass Container Inc Plant #08 1.5K lbs
7 Ntn Driveshaft Anderson Inc 0 lbs
8 Sirmax N.a. Inc 0 lbs

Superfund Sites (1)

Site Name Status HRS Score
Broadway Street Corridor Groundwater Contamination NPL Site 50.00

Cities in Madison (9)

Anderson
5 facilities · 3 water
Alexandria
1 facilities · 1 water
Elwood
1 facilities · 1 water
Lapel
1 facilities · 1 water
Chesterfield
0 facilities · 1 water
Frankton
0 facilities · 1 water
Ingalls
0 facilities · 1 water
Orestes
0 facilities · 1 water
Pendleton
0 facilities · 1 water

Frequently Asked Questions

What is the environmental risk level in Madison, Indiana? ▼
Madison, IN has an environmental risk score of 45/100 (Moderate Risk), based on 8 TRI facilities, 1 Superfund sites, and 11 water systems on record. 5 water systems have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Madison? ▼
Yes, Madison, IN 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 Madison? ▼
Madison, IN has 8 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 241.1K lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Madison? ▼
In 2024, Madison, IN recorded a median AQI of 42 and a peak AQI of 97. 72% 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 Madison? ▼
Madison, IN has 11 EPA-regulated water systems. 5 systems have 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 Madison? ▼
Environmental compliance in Madison, Indiana is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the Indiana 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