A remote pilot in command (PIC) plans a small unmanned aircraft system (sUAS) operation during civil twilight near a 300-foot above ground level (AGL) tower located in a rural area more than 4 NM from the nearest airport. To comply with FAA standards for obstruction marking and lighting, the PIC must ensure the tower features what?

Prior to conducting a small UAS operation at night within 1/2 mile of a 350-foot tall water tower, the remote PIC should verify that the tower

Refer to the provided figure. According to the sectional chart legend, an obstruction with high-intensity lights is marked as 2500 (900). The approximate elevation of the terrain at the base of the obstruction is

The primary purpose of FAA marking and lighting requirements for ground structures taller than 200 feet above ground level is to

Refer to the provided figure, the legend for a sectional aeronautical chart. The letter 'H' adjacent to an obstruction symbol indicates

The METAR for your proposed sUAS operating area near a radio tower equipped with red obstruction lights is: KSEA 071153Z 36004KT 3SM RA BR OVC030 12/11 A2987 RMK RA BR P0001. The reported surface visibility is