50 CFR 217.74 - Mitigation.
(a) When conducting operations identified in § 217.70(a), the mitigation measures contained in any LOA issued under § 216.106 of this chapter and § 217.76 must be implemented. These mitigation measures include:
(1) Security overflights immediately associated with the launch shall not approach pinniped haulouts on Ugak Island by closer than 0.25 mi (0.4 km), and shall maintain a vertical distance of 1,000 ft (305 m) from the haulouts when within 0.5 mi (0.8 km), unless indications of human presence or activity warrant closer inspection of the area to assure that national security interests are protected in accordance with law; and
(2) All Castor 120 equivalent launches shall be conducted at LP1.