Before 2021 the latest date that Neon Skimmers had been recorded in Arizona was 30 November (2008). Extending the flight period of the species in the state by several days, five individuals, four of which shown below, were present on 4 December 2021 at the Agua Fria River in Black Canyon City.

Addition: Further extending the flying period of the skimmer in the state, a female was documented at Morgan City Wash, Maricopa Co., on 11 December 2021 (OC # 1936151).