§ 121.13 Determination of effects on neighboring jurisdictions.

(a) Within 30 days after the Regional Administrator receives notice in accordance with § 121.12(a), the Regional Administrator shall determine whether a discharge from the project may affect water quality in a neighboring jurisdiction.

(b) If the Regional Administrator determines that the discharge from the project may affect water quality in a neighboring jurisdiction, within 30 days after receiving notice in accordance with § 121.12(a), the Regional Administrator shall notify the neighboring jurisdiction, the Federal agency, and the project proponent in accordance with paragraph (c) of this section.