D.C. Mun. Regs. tit. 20, § 5505
Applicability to Emergency Generator UST Systems
Authority: Section 107 of the District Department of the Environment Establishment Act of 2005, effective February 15, 2006 (D.C. Law 16-51; D.C. Official Code § 8-151.07 (2013 Repl. & 2019 Supp.)); the District of Columbia Underground Storage Tank Management Act of 1990, effective March 8, 1991 (D.C. Law 8-242; D.C. Official Code §§ 8-113.01 et seq. (2013 Repl.)); Sections 11 and 21 of the Water Pollution Control Act of 1984, effective March 16, 1985 (D.C. Law 5-188; D.C. Official Code §§ 8-103.10 & 8-103.20 (2013 Repl.)); and Mayor's Order 2006-61, dated June 14, 2006. Source: Final Rulemaking published at 46 DCR 7699 (October 1, 1999); as amended by Final Rulemaking published at 56 DCR 6678 (August 21, 2009); as amended by Final Rulemaking published at 67 DCR 1778 (February 21, 2020).District of Columbia, Office of the Secretary
5505 PARTIAL APPLICABILITY OF UST REGULATIONS TO EMERGENCY GENERATOR UST SYSTEMS
5505.1 Any UST system that stores fuel for use by an emergency power generator shall be subject to the requirements of this Subtitle, except as provided in §§ 5505.2 and 5505.3.
5505.2 Emergency power generator tanks, that are 15 years old or older, shall use one of the release detection methods set forth below:
- (a) Statistical Inventory Reconciliation (SIR) pursuant to § 6005; or
- (b) Manual Tank Gauging pursuant to § 6006; or
- (c) Automatic Tank Gauging pursuant to § 6009; or
- (d) Monthly Ground Water Monitoring pursuant to § 6011; or
- (e) Continuous Interstitial Monitoring pursuant to § 6012; or
- (f) § 6013 (Other Methods).
5505.3 The provisions of Chapter 61 pertaining to closure shall apply, except an emergency generator tank shall not be deemed temporarily closed until 15 months after it was last used to receive or dispense product.
SOURCE: Final Rulemaking published at 46 DCR 7699 (October 1, 1999).