In 2007, Florida's Pinellas County won EPA approval for a nutrient plan for Lake Seminole. 17 years later, chlorophyll a dropped from 124 to 36 µg/L, proving restoration workedLake Seminole restoration is showing something Florida communities rarely get to see: a troubled urban lake actually getting better. In Pin...
02 Sep, 2026, 07.45 PM IST
Near Yuma, an EPA report found 8 dry tons of biosolids per acre cut fertiliser needs to one-fourth in year 1; by year 3, no supplemental fertiliser was requiredResearch conducted in Yuma, Arizona, revealed that the use of biosolids can greatly reduce the need for chemical fertilizers. By applying b...
02 Sep, 2026, 07.10 PM IST
In 2006, Delaware listed Broadkill River waters as impaired for nutrients. 18 years later, BMPs helped restore 7.6 miles of Ingrams Branch, bringing phosphorus levels below the state thresholdIngrams Branch in Delaware has reached an important water-quality milestone. The 7.6-mile stream segment was once impaired by excess phosph...
02 Sep, 2026, 06.02 PM IST
In 1996, Illinois listed Lake Decatur for phosphorus and nitrogen pollution. 25 years later, 3 grants helped Decatur expand BMPs and improve water quality in the lakeLake Decatur has struggled with agricultural runoff pollution for several years, prompting the launch of a water quality initiative aimed a...
01 Sep, 2026, 01.06 AM IST
In the late 1990s, Arkansas agencies urged landowners to use BMPs to keep cattle from streams. Today, 2 agencies and local owners protect these sensitive waters togetherFulton County faced water quality issues, prompting conservation efforts in the late 1990s. Landowners embraced livestock exclusion and con...
31 Aug, 2026, 10.38 PM IST
In 2015, California EPMT discovered Japanese knotweed along Lagunitas Creek. 2 years later, treatment cut knotweed by 93% on National Park Service land, a major gain nowJapanese knotweed can spread quietly along waterways, making an early discovery especially valuable. In 2015, California’s Early Detection ...
31 Aug, 2026, 09.40 PM IST
In 2010, Minnesota's Hay Lake was targeted for a 46-lb annual phosphorus reduction after nutrient pollution caused impairment. 12 years later, farm practices helped secure delistingIn 2022, Hay Lake triumphantly exited the impaired waters list, a commendable feat driven by rigorous nutrient reduction initiatives launch...
31 Aug, 2026, 08.55 PM IST
In 2006, Illinois listed 10.69 miles of Cahokia Creek as impaired. 14 years later, Heartlands Conservancy's BMPs improved the stream, leading to delisting in 2020Cahokia Creek in Illinois was impaired due to severe streambank erosion and lack of vegetation. Heartlands Conservancy used grant funding t...
31 Aug, 2026, 01.31 AM IST
In 2004, Minnesota's East Boot Lake was listed for nutrients with a 27-pound phosphorus target. 18 years later, targeted projects improved water quality and led to delisting in 2022East Boot Lake in Minnesota was removed from an impaired waters list after eighteen years. Targeted watershed and in-lake management strate...
30 Aug, 2026, 02.45 AM IST
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...
29 Aug, 2026, 09.41 PM IST
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...
29 Aug, 2026, 04.21 AM IST
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...
29 Aug, 2026, 12.20 AM IST
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...
29 Aug, 2026, 12.19 AM IST
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...
28 Aug, 2026, 10.46 PM IST
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 ...
28 Aug, 2026, 08.08 PM IST
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 ...
27 Aug, 2026, 10.50 PM IST
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...
27 Aug, 2026, 06.15 PM IST