UST Map

Wisconsin UST Directory

32,663 facilities · 0 LUST releases

Wisconsin has 32,663 registered underground storage tank (UST) facilities. The state has documented 20,426 leaking underground storage tank (LUST) release sites, with 923 releases currently classified as "Open" and still requiring cleanup. There are 11,971 active underground storage tanks and 71,591 closed tanks across the state. This comprehensive data is sourced from the EPA UST Finder program.

Effective UST monitoring and robust environmental due diligence are crucial for preventing new releases and protecting Wisconsin's valuable groundwater resources. Contamination from leaking tanks can pose significant environmental and public health risks. While cities like Milwaukee (1851 facilities), Madison (858 facilities), Green Bay (541 facilities), Appleton (459 facilities), and Wausau (376 facilities) have a substantial number of UST facilities, these specific locations currently report 0 releases. Proactive management and adherence to environmental regulations are essential to maintain this status and safeguard the environment from potential

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Frequently Asked Questions

How many underground storage tanks are in Wisconsin?

Wisconsin has 32,663 registered UST facilities tracked in the EPA database. These facilities contain active and closed underground storage tanks used primarily for petroleum storage.

What are LUST releases in Wisconsin?

There are 0 documented LUST (Leaking Underground Storage Tank) releases in Wisconsin. These are confirmed or suspected releases of petroleum or hazardous substances from underground storage tank systems that require investigation and cleanup.

How do I check for tank contamination near me in Wisconsin?

You can search for UST facilities and LUST release sites near any address in Wisconsin using UST Map's interactive map or by browsing city-level pages. Each facility and release listing includes proximity data such as population within 1,500 feet and nearby private wells.