No person shall allow any tar, oil, ammoniacal liquor, or other waste products of any gas works or works engaged in using such products, or any waste product whatever of any mechanical, chemical, manufacturing, or refining establishment to flow into or be deposited in Rock Creek or the Potomac River or any of its tributaries within the District of Columbia or into any pipe or conduit leading to the same.
D.C. Code § 22-4403
Deposits of deleterious matter in Rock Creek or Potomac River
Mar. 3, 1901, 31 Stat. 1336, ch. 854, § 901
Official source: D.C. Law Library (Council of the District of Columbia). Reproduced from public-domain District of Columbia statutes; confirm against the official source for the current text. Not legal advice.