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Superfund Sites in Texas

70 Superfund sites in 29 cities and 32 counties · Data as of 10/28/2026

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Superfund sites in Texas at a glance

  • With a population of 30,188,424, Texas has 70 Superfund sites (2.3 per 1 million people).
  • Per person, that is 57% below the national rate (5.4 per 1 million).
  • It ranks 7th among the states by number of Superfund sites.
  • The largest group is Final NPL Site (79%), ahead of Deleted NPL Site and Proposed NPL Site.
  • Houston (10), Port Arthur (3) and Conroe (2) have the most, 21% of the state total combined.

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All Superfund sites in Texas

70 listed, A to Z · Page 1 of 3

Frequently asked questions

How many Superfund sites are in Texas?
There are 70 Superfund sites in Texas in our data as of 10/28/2026.
Which Texas cities have the most Superfund sites?
Houston (10), Port Arthur (3), Conroe (2), Dallas (2), Fort Worth (2).