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Kewaunee, WI

Low Risk (23/100)

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 Kewaunee in Wisconsin · Population: 20,621

TRI sites such as Kewaunee Fabrications LLC; Packerland Whey Products Inc; Agropur Inc.; SDWIS systems such as ALGOMA WATERWORKS; KEWAUNEE WATERWORKS; LUXEMBURG WATERWORKS; NPL sites such as Algoma Municipal Landfill anchor Kewaunee, WI's EPA extract. Derived burden score 23/100 (Low 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 Kewaunee include KEWAUNEE WATERWORKS, while Kewaunee Fabrications LLC leads reported TRI pounds among local Form R filers. AQS median AQI 39 / peak 105 in 2024.

Burden score 23/100 (Low 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 Kewaunee -- 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 Kewaunee, WI: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-22.2%

2 facilities that filed in 2022 and 2023

Whole inventory

-22.2%

45 lb → 35 lb, every facility that filed

  • Kewaunee, WI's total reported releases fell from 45 lb in 2022 to 35 lb in 2023, based on EPA TRI filings.
  • Kewaunee, WI's air releases fell from 45 lb in 2022 to 35 lb in 2023, based on EPA TRI filings.
County population (Census ACS)
20,621
TRI Facilities
3
Water Systems
3
Superfund Sites
1
Total Releases
25.6K 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 170 (86%) 26 1 105
2023 142 (70%) 53 6 182
2022 172 (86%) 25 3 161
2021 170 (82%) 35 2 108
2020 195 (94%) 12 0 97
2024 Good Air Quality: 86% of days
Unhealthy days: 1
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 Wisconsin, see the EPA's AirNow.gov.

Water Systems (3)

System System pop (SDWIS) Violations
ALGOMA WATERWORKS 3,219 0
KEWAUNEE WATERWORKS 2,848 2
LUXEMBURG WATERWORKS 2,737 0

TRI Facilities (3)

# Facility Total Releases
1 Kewaunee Fabrications LLC 14.2K lbs
2 Packerland Whey Products Inc 11.4K lbs
3 Agropur Inc. 1 lbs

Superfund Sites (1)

Site Name Status HRS Score
Algoma Municipal Landfill NPL Site 39.99

Cities in Kewaunee (3)

Luxemburg
2 facilities · 1 water
Kewaunee
1 facilities · 1 water
Algoma
0 facilities · 1 water

Frequently Asked Questions

What is the environmental risk level in Kewaunee, Wisconsin? ▼
Kewaunee, WI has an environmental risk score of 23/100 (Low Risk), based on 3 TRI facilities, 1 Superfund sites, and 3 water systems on record. 1 water system have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Kewaunee? ▼
Yes, Kewaunee, WI 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 Kewaunee? ▼
Kewaunee, WI has 3 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 25.6K lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Kewaunee? ▼
In 2024, Kewaunee, WI recorded a median AQI of 39 and a peak AQI of 105. 86% 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 Kewaunee? ▼
Kewaunee, WI has 3 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 Kewaunee? ▼
Environmental compliance in Kewaunee, Wisconsin is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the Wisconsin 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