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IOWA WATER QUALITY STANDARDS
In 1998, HHPC launched a pollution-control plan for New York's Hempstead Harbor. 13 years later, its northern segment reopened to shellfishing after being closed for more than 40 yearsThe restoration of northern Hempstead Harbor in Nassau County, New York, demonstrates how long-term cooperation and pollution-control measu...- In 2006, Delaware listed the Broadkill watershed for nitrogen and phosphorus impairment. 18 years later, BMPs restored 7.6 miles of Ingrams Branch, ending the phosphorusThe restoration of Ingrams Branch is a powerful example of how best management practices can produce measurable improvements in water quali...
- In 1994, Idaho listed Rapid Creek for sediment impairment. 18 years later, restoration improved habitat scores and Lower Rapid Creek was removed from the 2012 impaired waters listRapid Creek in southeastern Idaho offers a compelling example of how long-term watershed restoration can transform water quality and aquati...
- USDA field pilots replaced most woodchips with corn cobs in nitrate bioreactors; the 75% corn-cob beds removed nitrate up to 10 times fasterField pilots have demonstrated that corn cobs are highly effective in removing nitrates from farm drainage water. These innovative bioreact...
- In 2008, Minnesota listed Fish Lake as impaired for nutrients after severe algae blooms. 16 years later, the lake improved enough to be delisted after treatments and restorationThe 2008 impairment designation was an important step because it formally recognized that the lake was not meeting the desired water-qualit...
- In 1972, a 3,300-acre preservation effort began protecting the Elk River Chain of Lakes in Michigan. More than 50 years later, monitoring shows water quality remains healthyMore than half a century ago, a conservation effort in northern Michigan set out to protect an extraordinary network of waterways, and its ...
- In 2021, New York assessed Cannonsville Reservoir as impaired after a 7-foot culvert blocked fish passage. 2 years later, the new culvert scored 0.88 for aquatic passageA culvert replacement project in Delaware County, New York, addressed stream-flow, erosion, sediment, and fish-passage problems along an un...
- In 1996, New York flagged Upper Tonawanda Creek as a water-supply concern. 16 years later, NYSDEC removed it from the impaired list after farm BMPs improved water qualityNew York's Tonawanda Creek was once impaired by agricultural pollution. Farmers implemented best management practices to reduce soil erosio...
- In 2002, Idaho listed the South Fork Palouse River as bacteria-impaired after livestock grazing. 14 years later, restoration helped remove it from the 2016 impaired listThe South Fork Palouse River restoration began with a problem Idaho could not ignore. In 2002, the river was listed as bacteria-impaired, w...
- In 2004, Iowa listed Kent Park Lake as impaired after nutrient and sediment runoff harmed clarity. 20 years later, monitoring showed it met algae and turbidity standardsKent Park Lake in Johnson County, Iowa, experienced water-quality problems linked to nutrient and sediment delivery, resulting in its place...
- In 2004, community partners began tackling Kent Park Lake's nutrient and sediment pollution. 20 years later, the lake met water quality standards and was removed from Iowa's impaired-waters list in 2024Kent Park Lake restoration took 20 years to deliver a result Iowa officials could finally recognize. The lake once struggled with nutrient ...
- Ladakh orders strict food safety checks, warns 8,800 FBOs of Rs 10 lakh penalty, jail for violationsLadakh administration orders strict food safety crackdown on nearly 8,800 food business operators. Penalties range up to ten lakh rupees an...
- In 2000, Australian scientists tricked grapevines into conserving water by drying half their roots. 26 years later, PRD remains a technique that can maintain yields while cutting irrigation by 50%Australian scientists developed Partial Rootzone Drying (PRD), an irrigation approach designed to reduce water use while maintaining commer...
- In 1994, Illinois EPA listed 50.75 miles of Silver Creek as impaired by farm pollution. 28 years later, Illinois removed the creek from its impaired list in 2022Upper Silver Creek in Illinois has been removed from an impaired waters list. Best management practices were installed to reduce pollution ...
- In 2018, New York's Cortland County funded 3 culvert and stream projects. 5 years later, all 3 sites improved from severe barriers to insignificant barriers for better fish passageCortland County projects fit into a broader New York effort to identify and address barriers to aquatic organism passage. New York's Depart...
- In 2022, MIT researchers built a portable desalination unit that removed particles and salts at once, producing about 0.3 liters per hourMIT scientists created a portable device that turns seawater into safe drinking water. This compact system uses advanced processes to remov...
- Beginning in the 1930s, America built 29 giant locks and dams across the Mississippi River and they turned a wild river into a massive water staircaseThe Upper Mississippi River's navigation was transformed by America's construction of locks and dams in the 1930s. While these aging struct...
- In Chicago, a Shedd Aquarium-backed team built floating gardens, and after years on the Chicago River, they've now spread to Bubbly CreekIn Chicago's Bubbly Creek, innovative floating wetlands are taking center stage in the fight against pollution. These modular systems not o...
- Government tightens ethanol blend rules for OMCsThe government is contemplating the enforcement of mandatory chloride contamination limits for E20 petrol. Automakers have expressed worrie...
- Texas 7th-grader Caden Pohlkamp built an underwater robot to study 12 neighborhood ponds. His surprising discovery about fountains and healthier waterTexas seventh-grader Caden Pohlkamp built an underwater robot to study 12 neighborhood ponds and investigate what makes water healthier. Hi...
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