EPA issued these documents to help implement corrective action activities at leaking UST sites.
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- Use of Monitored Natural Attenuation at Superfund, RCRA Corrective Action, and Underground Storage Tank Sites, April 21, 1999 (Directive 9200.4-17P) (PDF)(41 pp, 286 K)
- Guidance for Conducting Federal-Lead Underground Storage Tank Corrective Actions, July 25, 1988 (Directive 9360.0-16A) (PDF)(60 pp, 429 K)
- Use of Risk-Based Decision-Making in UST Corrective Action Programs, March 1, 1996 (Directive 9610.17) (PDF)(20 pp, 6 MB)
- Streamlined Implementation of UST Corrective Action Requirements, November 23, 1992 (Directive 9650.13) (PDF)(12 pp, 103 K)