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<br /> - ----------- --------- <br /> ),1 " ", <br /> . <br /> liquid waste haulers and l ') '-....:" <br /> "" to .-!A:t,..,. <br /> contaminated groundw<.l; J '" ~ - , <br /> "l ...,. 1:... <br /> ter sites. Since permit. r r - <br /> .... -' .... <br /> ." -," ~.; <br /> ting of industries was - :!.,,~ <br /> - 1;,." <br /> started in 1981, rhe .----- <br /> heavy metals discharged . I "'-1 <br /> into local sewers has <br /> decreased by 81 rer~ <br /> cent-a major factor in <br /> improving water quality <br /> and the MWCC's ability <br /> to reuse or recycle bio~ <br /> solids. <br /> For the past tWO <br /> . years, the division has <br /> increased its focus on <br /> pollution prevention by OUT sophisricmd [rear; <br /> developing a program funded in parr by a grant the runoff of aircraft deicing fluid that falls on ment plants are staffed by <br /> from the u.S. Environmental Protection runways and flows inw the Minnesota River. professionals 2..J. ,llOUrs per <br /> tla)" 365 da)'S per )'ear. <br /> Agency. MWCC staff are trained to recognize By accepting the runoff at our Metro Plant, we <br /> and help companies implement pollution pre~ helped reduce the adverse impact on the river. <br /> vention opportunities. That might mean MWCC is also increasing efforts to edu; <br /> improving procedures for handling toxic mate; cate the public about nonpoint source pollu~ <br /> rials. changes in manufacturing processes or tion. or pollution that cannot be traced to a <br /> substitutions of materials used in such processes. single source. Nonpoint pollutants come from <br /> Many businesses wekome pollution prevention farm and lawn fertilizers, salts from winter road <br /> suggestions, which can lower hazardous waste treatment, construction sites and inadequately <br /> treatment and cleanup COSts. protected landfills. A four-year study of non- <br /> Among the Industrial Waste Division's point source pollution in the Minnesota River <br /> pollution prevention inirtatives are efforts to valley revealed that nonpoint pollution must <br /> reduce the discharge of mercul)o' from laborato; be significantly reduced to improve area water <br /> . ries and industry. We also worked with the quality. <br /> Metropolitan Airports Commission to comrol <br /> 7 <br /> ---------- <br />