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- - '" " m ~ '" !l. .. - - - - - - - - - - - - - - - - - TABLE 1 COMPARISON OF ALTERNATIVES BY ENVIRONMENTAL RESOURCE Socioeconomics No change in socioeconomics. Flooding and associated threats to residents, property, and related infrastructure would continue. No minority or low-income populations would be adversely affected. No impact. Air Quality Noise No impact. Public Services and Utilities No change. Public services and utilities would continue to be interrupted during major flood events. Hydrology Hydrology of Pawnee Creek would not be affected. Flooding in Sterling would continue. Economic loss in Sterling associated with flood damage would be reduced. No minority or low-income populations would be adversely affected. Project area is classified as an NMOS Attainment Area. Minor and short-term adverse impacts in air quality would be expected during construction due to heavy equipment exhaust and increased dust levels would be expected. Short-term increases in noise levels during construction with the use of heavy equipment. Less than 5 residences are located within 0.5 mile of areas where construction activities would occur. By law, contractor is required to contact the Utility Notification Center for Colorado and obtain information on utilities in the project area. Utilities that would require coordination include telephone. electrical, fiber optics. water. and sewer lines. Pawnee Creek overbank flood waters would be routed to the South Platte River before reaching Sterling. Economic loss in Sterling associated with flood damage would be reduced. No minority or low-income populations would be adversely affected. Project area is classified as an NMOS Attainment Area. Minor and short-term adverse impacts in air quality would be expected during construction due to heavy equipment exhaust and increased dust levels would be expected. Short-term increases in noise levels during construction with the use of heavy equipment. Noise receptors are located throughout the project area. By law, contractor is required to contact the Utility Notification Center for Colorado and obtain information on utilities in the project area. Utilities that would require coordination include telephone, electrical, fiber optics, water, and sewer lines. Pawnee Creek overbank flood waters would be routed to the South Platte River before reaching Sterling.