lake management (Water and Wastewater) Articles

Dewatering sediments from dredging - Case Study

Customer / Type of customer Ile Charlemagne Leisure Centre Orléans Métropole- FRANCE Issue / Need In 2019, Orléans launched a project to redevelop the Île Charlemagne leisure centre’s lake, with the aim of cleaning up a large part of the sediment that has accumulated there. For technical and environmental reasons, they opted for a hydraulic dewatering system ...

Jan. 4, 2021

By Dosatron International

E.P. Doyle & Son - Case Study

Russell Wennerstrom Senior Project Manager In 2010, E.P. Doyle & Son in Wheaton, IL, was called upon for a dewatering job for a mitigation and renovation project at Northside Park. Over the years, a lake at the park had silted up. “The ultimate goal of the project was to restore the park to the original condition when it was built back in the 1930s,” says Russell Wennerstrom, ...

Dec. 17, 2020

By Dam-It Dams, Inc.

Water quality management in the Highbridge Lake Fishery - Case Study

Watr’s technology can be utilised in a variety of different environments around the world, we can install Watr in lakes, rivers and reservoirs as well as other large open expanses of water. The Case Studies below are examples of how Watr can be used to solve real world problems and how it’s technology could be preventative to future devastating events. The Highbridge Lake Fishery in ...

Nov. 25, 2020

By Watr

How the Pandemic is Driving a Boom in Pollution

Switzerland spends more than $200 million annually to combat littering, but this year its cleanup efforts feature a new type of rubbish: discarded face masks used for COVID-19 protection. When Let’s Do It Switzerland joined the annual World Cleanup Day event in September, the more than five tons of garbage collected by more than 1,000 volunteers included more than 500 masks. More than 100 ...

Oct. 29, 2020

By KLa Systems, Inc.

The Importance of Measuring Dissolved Oxygen Levels During Summer: Low Water, High Temperatures

In a previous blog post, we explored the importance of measuring dissolved oxygen (DO) levels during the late winter and early spring, particularly after a late snowfall. The decreased DO levels which accompany cold temperatures and snowed-over surfaces can stress fish populations, sometimes to the point of winterkill. Summer, at the other end of the weather and temperature spectrum, can also ...

Aug. 27, 2020

By Precision Measurement Engineering, Inc. (PME)

Golden Algae Treatment Success

The Challenge: In recent years Golden Algae has become a growing problem, causing fish kills and aquatic health issues in the fall and winter. Chemical management through the use of copper sulfate is not very effective even in the short term. In the long term, copper sulfate is toxic to many of the beneficial aquatic algae, bacteria and protozoa that can potentially compete with the golden ...

Jul. 27, 2020

By Floating Island International, Inc. (FII)

Dam Restoration- Case Study

ERC was hired as the General Contractor to complete the restoration of the Minerva Park Lake Dam. The scope of work included dewatering a 6 acre lake. Demolition of outfall and lake structures, excavation of 6,000 tons of soil and the installation of chimney drain across the entire face of the dam. ERC also installed a cast-in-place concrete outfall & downshoot, lake drain structure & ...

Apr. 29, 2020

By Environmental Remediation Contractor

Environmental Focus - Oil Spill Response Segment Name Changed into EnviRo-Clean

For many years, our well-known oil spill response equipment has been marketed under the segment name Oil Spill Response. However, due to our strong commitment in relation to removal of plastic waste and marine debris from rivers and tributaries and removal of seaweed from beaches, we want to position ourselves as a strong environmentally conscious partner showing consideration for our ...

Dec. 20, 2019

By DESMI A/S

Cyanobacteria & Odor Control In Irrigation Ponds - Case Study

SolarBees continue to provide water quality benefits more than 10 years after deployment. Topics: cyanobacteria, odor control, effluent storage basins, irrigation, reservoir circulation. Reservoir Overview: Effluent storage basins used for irrigation. Pond #4: ~36 Surface Acres Pond #5: ~29 Surface Acres. Pre-Deployment Conditions: This location had a history of cyanobacteria ...

Dec. 3, 2019

By Medora Corporation

Mixing in Two Effluent Storage Basins - Case Study

Long-term cyanobacteria (blue-green algae) and odor control achieved. Topics: cyanobacteria, blue-green algae, odor control, effluent storage basins, irrigation Basin Overview: Two effluent storage basins of similar size and depth. P1 Area: 3.6 acres P2 Area: 3 acres Max Depth: 8 feet Each basin receives 1.2 MGD of effluent from the WWTP which then recharge water reclamation facilties ...

Dec. 3, 2019

By Medora Corporation

Cyanobacteria Control, 3.5 Acre Raw Water Reservoir - Case Study

SolarBee circulation is proven to be an effective long term water quality solution eliminating the use of copper sulfate completely from this reservoir. Topics: raw water, cyanobacteria, blue-green algae, cyanotoxins, copper sulfate Reservoir Overview: Small 3.5 acres drinking water reservoir with a depth of 20 feet. Pre-Deployment Conditions: This reservoir experienced water quality issues ...

Dec. 3, 2019

By Medora Corporation

Cyanobacteria Control in a Municipal Park Lake - Case Study

SolarBees continue to provide long term cyanobacteria control and water quality benefits. Topics: cyanobacteria, blue-green algae, macrophytes, lake circulation, irrigation, water clarity, municipal park Reservoir Overview: This two-basin lake is part of a municipal park system and is primarily used for recreation. It also serves as an irrigation source for the park itself and an adjacent golf ...

Dec. 3, 2019

By Medora Corporation

Aquatic Plant (Macrophyte) Control & Muck Reduction- USMNLK-LOC357.001 (ID139) - Case Study

Topics: Lake, blue-green algae, taste and odors, aquatic weeds, water clarity Overview: This is a 6-acre lagoon with a single, narrow inlet connection to the approximately 1200-acre Lake. Maximum depth in the lagoon is about 7 ft. The lagoon also receives stormwater drainage from a county ditch. Both the lake and lagoon are primarily recreational. Conditions / Objectives: The Lake Association ...

Dec. 3, 2019

By Medora Corporation

Cyanobacteria & odor control in a raw water lake - Case Study

Better raw water quality results in significant treatment savings and a fast pay-back. Topics: raw water, cyanobacteria, cyanotoxins, taste and odor, treatment savings, improve fishery, water clarity Reservoir Overview: This lake is an 850+ acre manmade reservoir feeding a County operated water treatment plant (WTP) in Georgia. The WTP production capacity was ten (10) to twelve (12) million ...

Dec. 3, 2019

By Medora Corporation

Cyanobacteria Control in a Raw Water Reservoir - Case Study

SolarBee continues to provide long term water quality benefits over a decade after deployment. Topics: cyanobacteria, blue-green algae, taste & odor, raw water reservoir, lake circulation. System Overview: This reservoir receives its water from a local river and serves as the primary raw water source for a municipal potable water treatment facility. Surface Area: 3.2 hectare (8 acres) ...

Dec. 3, 2019

By Medora Corporation

Cyanobacteria, Taste & Odor Control for Raw Water - Case Study

Dramatic decrease in taste & odor complaints, beneficial increase in biodiversity. Topics: raw water, cyanobacteria, blue-green algae, cyanotoxins, taste and odor, algaecides Reservoir Overview: Man-made drinking water impoundment fed by a feeder canal. Surface Area: 160 acres. Average Depth: 42 feet. Max Depth: 79 feet. Pre-Deployment Conditions: Frequent applications of ...

Dec. 3, 2019

By Medora Corporation

Marina gets state honor for keeping clean - Case Study

Heather AugustynPost-Tribune Marina one of five to be honored An effort to keep Lake Michigan and surrounding areas friendly to the environment by a Portage marina has earned it a state honor. Marina Shores Marina has been named a "clean marina" by the Indiana Department of Environmental Management because of its water protection efforts and protection of aquatic habitats. Marina Shores, a ...

Jul. 18, 2019

By Quality Machine & Manufacturing

Jiulin City Yulin Lake Lake Ecological Environmental Protection Project - Case Study

The PPP project of Yulin Lake Lake Ecological Environment Protection in Jiujiang City was listed as the first batch of government and social capital cooperation demonstration projects by the Ministry of Finance in December 2014, with a total investment estimated at 1.32 billion yuan. The project includes water source protection, watershed pollution control, ecological restoration protection, ...

Jun. 28, 2019

By Xingyuan Environmental Technology Co. Ltd.

Habitat Restoration – Irish Cove Brook - Case Study

Construction Date: Fall 2012 Location: Bras d'Or Lake, Cape Breton NS Category: Sand Wand™ Habitat Restoration Irish Cove Brook is located on the southeastern side of the Bras d’Or Lake, Cape Breton NS. The lower reaches of the stream are downstream of the #4 Trunk Highway, flowing through an old limestone pit that was reclaimed several years ago; the stream was not restored. ...

Apr. 20, 2019

By Streamside, LLC.

Monitoring Water Quality and Water Quantity in the Lakes of Baku, Azerbaijan - Case Study

In June 2015 the first European Games will be held in Baku, Azerbaijan. Eijkelkamp Soil & Water is supplying and installing equipment which will monitor the water quality and water quantity in Lake Boyuk Shor, to the north of the city, after the European Games. Part of a major remediation project The delivery and installation of the water quality and water quantity equipment by Eijkelkamp ...

Jan. 22, 2019

By Eijkelkamp Soil & Water

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