1. A lighted piling cap for alerting individuals of a location of a piling or water obstruction that the lighted piling cap is secured to during nighttime conditions where the piling or water obstruction is not visible to the individuals:an enclosure adapted for securement to the top of a piling or water obstruction, the enclosure including an angled top member having a peak and a sidewall extending downward from the angled top member, the angled top member has a plurality of facet cuts running to the peak which serve as deflective cuts in the angled top member to provide for prismatic reflection of sun rays for solar collection 180 degrees across a horizon; and
a light assembly having at least one light bulb, the light assembly mounted within the enclosure with the at least one light bulb positioned within the enclosure such that light from the at least one light bulb is directed downward; and
a rechargeable solar powered power source for energizing the light assembly;
wherein during nighttime conditions when the light assembly is on the light from the at least one light bulb serves as a marker for the piling or water obstruction where the piling or water obstruction may not be visible or easily seen;
wherein the facet cuts in the angled top member provide for a ricochet effect of light from the sun rays for collection and use by the rechargeable solar powered power source.