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U.s. and Canada agree to clean up the Great Lakes, which contain 95 percent of America's fresh water and supply about 25 million people with drinking water.
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Made it illegal for factories and wastewater treatment plants to release pollution to lakes and rivers without a permit
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<a href='http://http://www.dnr.state.wi.us/wnrmag/html/stories/2002/oct02/clean.htm' >U.S. Congress passes the Water Pollution Control Act, which makes it illegal to discharge pollutant into waters of the nation without permits. It provided funding to upgrade municipal wastewater treatment plants and required fill and dredge permits for projects affecting wetlands. It dramatically cleaned Wisconsin lakes of visible and chemical pollution.
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Consistent with the Great Lakes Water Quality Agreement, municipal and industrial dischargers of phosphorus in the Great Lakes Basin required to reduce their discharges to 1 miligram per liter.
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Law signed authorizing EPA to establish nationwide health-based standards that public drinking water must meet, and delegates responsibility to the states to enforce the standards. Year-in, year-old, more than 96 percent of WI public water suppliers serve water that meets all health-based standards.
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A Wisconsin law prohibited the sale or use of most cleaning products containing more than 0.5 percent phosphorus by weight, but made an exception allowing dishwashing detergents with as much as 8.7 percent phosphorus.
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Program created to protect Wisconsin waters from runoff pollution by offering to share costs with landowners and communities that take steps to keep soil, fertilizer, street debris and construction site diret from washing into streams and lakes.
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Creates a tax on the chemical and petroleum industries to help pay for cleaning up abandoned or uncontrolled waste sites. Eventually, more than 40 sites in Wisconsin are placed on the list.
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All facilities have their permits that set limits on visible pollution.
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Largescale livestock operations required to get water quality permits. Wisconsin starts requiring farms with at least 1,000 animal units, equal to 700 milking cows, 1,000 beef steers or 55,000 turkeys, to get water quality permits detailing the manure storage, spreading, and other practices they must follow to reduce the risk of manure spills or runoff to lakes and streams since these operations produce at least a much organic pollution as a city of 18,000 people and spread it on fields, of
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Wisconsin's groundwater law has been called the most commprehensive regulatory program for groundwater in the country. All state agencies involved in groundwater protection must adhere to numerical standards that definte the level at which regulatories must act to clean up pollutants in groundwater, which provides drinking water for more than two-thirds of Wisconsin residents.
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This law, one of the first and strongest in the nation, launched Wisconsin into a leadership role on acid rain regulation. It required electric utilities to cut sulfur dioxide emissions, which produced acid rain that damaged animals, plants and even stone structures. Learn about the law's success in "Passing the Acid Test."
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The Wisconsin Lakes Partnership, comprised of DNR, the Wisconsin Association of Lakes and UW-Extension, becomes a national model for enlisting citizen stewardship of lakes and tapping government and academic technical and educational expertise.
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Wisconsin adopts wetland water quality standards, which require a state environmental review of projects that could impact wetlands. The standards have reduced the amount of yearly wetland fill by 77 percent.
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Municipal and industrial dischargers of phosphorus statewide are required to meet a technology-based limit of 1 miligram per liter of phosphorus.
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Baraboo River now boasts a 120-mile stretch of free-flowing river, the largest in the country restored through dam removals. Read L what researchers are learning about how the river recovers.
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Signed on Earth Day 2004, the law expands the state's authority to consider environmental impacts of high capacity wells and institutes a framework for addressing water quantity issues in rapidly growing areas of the state. Read more: http://dnr.wi.gov/wnrmag/html/stories/2004/jun04/ground.htm
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DNR adopts what are believed to be the nation’s first groundwater standards for the pesticide Alachor ESA, which has been detected in 28 percent of private wells statewide, and more than 40 percent of wells in agricultural areas.
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Changes to rules governing the state's largest livestock operations, known as concentrated animal feeding operations, or CAFOs, prohibit them from spreading liquid manure on frozen or snow-covered ground with limited exceptions and ban spreading solid manure on frozen or snow-covered ground in February and March unless it's immediately incorporated.
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Utilities required to reduce mercury emissions by 90 percent by 2015, or can opt for later deadline to meet requirement to reduce mercury and other pollutants. Mercury enters lakes and river systems, accumulating in fish and willife and eventually, n the people that eat them, potentially causing health problems.
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Multi-year project to clean up the Fox River officially starts.
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Rules settng phosphorus water quality standards criteria for lakes and rivers and related rule changes aimed at reducing phosphorus coming from industrial and municipal wastewater dischargers are adopted and allow those dischargers flexible, cost-effective ways to meet the limits. Rule changes aimed at reducing phosphorus in runoff from farms take effect Jan. 1, 2011.
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Landmark federal law set limits on pollution released to lakes and rivers by factories and municipal treatment plants
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Wisconsin celebrates Clean Water Act progress in restoring and protecting lakes, streams and wetlands. Levels of chemical and bacterial pollutants have decreased dramatically, as seen in this graph showing a reduction in mercury in the Mississippi River.
