![]() Temporary control measures include silt fence, construction entrance/exit pads, and erosion logs. Control measures include structural and nonstructural controls and can be temporary (for construction sites) and permanent (after the construction is completed). Control measures also include treatment, operating procedures, pollution prevention and practices to control site runoff, spillage or leaks, waste disposal, or drainage from the storage of materials. ![]() Controls measures are schedules of activities, prohibitions of practices, maintenance procedures, and other management practices to prevent or reduce the pollution of waters of Colorado. Please contact Jean Cordova if there are any other terms or concepts that are unclear.Īllowable non-stormwater discharges to a storm drain system include landscape irrigation, diverted stream flows, rising ground waters, uncontaminated ground water infiltration, uncontaminated ground water infiltration to separate storm sewers, uncontaminated pumped ground water, discharges from potable water sources, foundation drains, air conditioning condensate, irrigation water, springs, water from crawl space pumps, footing drains, lawn watering, individual residential car washing, individual residential swimming pool and hot tub discharges, and individual residential street washing, water-line flushing, flows from riparian habitats and wetlands, flows from emergency fire fighting activities, and water incidental to street sweeping and that is not associated with construction.Ĭontrol measures prevent or reduce the pollutants in stormwater discharges from the construction site. Below are definitions of terms used throughout this website. ![]() Stormwater quality terms and concepts can be confusing. ![]()
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