August 1, 2017 to August 31, 2017
The Town of Erie has contracted with Pinyon Environmental, Inc., to perform air quality monitoring near the Crestone Peak Resources Pratt well site. Pinyon captured 24-hour air samples every five days at three sampling locations. Sampling Site 1 is located 500 feet to the south of the Pratt well site. This location was selected by the Town to evaluate maximum concentrations near to the well site. Pratt Site 2 is located 830 feet to the southeast of the Pratt well site in a residential neighborhood. Waste Connections Site 2 is located 5,100 feet to the southwest of the Pratt well site in a residential neighborhood. Pratt Site 2 and Waste Connections Site 2 were selected by the Town to evaluate potential exposures to residents located closest to the well site. Pinyon collected air samples from August 5, 2017, though August 30, 2017.