Applicability; description of the urea subcategory.
The provisions of this subpart are applicable to the manufacture of urea. Discharges attributable to shipping losses and precipitation runoff from outside the battery limits of the urea manufacturing operations, and cooling tower blowdown are excluded.
(Sec. 306(b), Federal Water Pollution Act, as amended (
33 U.S.C. 1316(c)
[43 FR 17826, Apr. 26, 1978]