Nutrient Remediation

SOLitude Success Stories and Case Studies

Achieve Balance In Your Waterbody with Nutrient Remediation

The proper balance of nutrients like phosphorous and nitrogen is vital to the health of your lake or pond. However, high levels of these nutrients can threaten the health and overall aesthetics of the aquatic ecosystem. Our lake and pond management professionals can help control nutrient levels and restore your waterbody through phosphorus locking technologies such as Phoslock and Alum.

Below are case studies highlighting a few of our success stories involving nutrient remediation projects.

Managing Sediment Levels at 120-Acre Pond | Barnstable, MA

Map of Pond's Treatment Areas

This 120-acre pond was previously treated with Alum in 1995, which provided nearly 20 years of successful control. In 2013 and 2014, conditions started to deteriorate again and based on the success with Alum at other ponds in Barnstable, the Town quickly set up funding to treat the lake again…read more.

Restoring Water Quality at Lake Lake | St. Petersburg, FL

before  after

This property is a 14-acre lake located in St. Petersburg, on the western coast of Florida. In January, 2012, the HOA contacted SOLitude Lake Management to request assistance with multiple lake issues including bad odors, dead fish and other wildlife and green murky water. The following is a summary of the initial evaluation, execution of the management plan and ecological restoration of the lake over an 11-month period…read more

Managing Cyanobacteria with Alum | Brewster, MA

Harmful Algae Bloom  Pond Restored After Toxic Algae Bloom

This pond, located in Brewster, MA, is one of the most popular destinations in the area for water recreation. It also serves as the highlight attraction of a heavily used property which includes a large campground that is often booked solid each summer…read more.

Alum Application in Lake | Eastham, MA

Map of Alum Application

This pond is a ~112-acre “kettle-hole” waterbody located on Cape Cod in the Town of Eastham, MA. The pond only occasionally experienced blooms of cyanobacteria, but studies showed great potential for conditions to worsen in the more.

Controlling Toxic Algae in Drinking Water Reservoir | Auburn, ME

alum barge

A large lake located in Auburn, ME, is used for recreational fishing and boating, and is highly-valued as the water supply source for several nearby cities. This lake covers an area of 2,261 acres, has a mean depth of 36 feet and a maximum depth of 118 feet. These features make the lake an ideal coldwater fishery and an excellent water source for a sizeable metropolitan more.

Mitigating HABs with Alum Application | Harwich, MA


Located in Harwich, MA, this waterbody serves as an ecological, agricultural and recreational asset to the area. This 174-acre kettle pond is unlike many in the Cape Cod region. It’s relatively shallow in comparison to others, boasting a maximum depth of 28 ft and a mean depth of 13 ft. This pond has supported cranberry farming for roughly 150 years and is an important spawning habitat for Alewife (a small fish species that migrates between fresh and saltwater) more.

Reducing Phosphorus Levels in Pond | Halifax, MA

Preparing Alum Barge for Application

This 528-acre pond, located in the towns of Halifax and Hanson, Massachusetts, is a significant ecological, historical and recreational resource as well as an important supplementary water supply for the nearby City of Brocktonread more.

Improving Water Quality In Large Lake | Harwich, MA

Tanks Located Along the Shore for Easy Access to Alum

SOLitude was contracted to apply Alum and sodium aluminate to the largest lake on Cape Cod (750-acres) as part of an ongoing management program. This high-profile project was partially funded by the state and designed by Dr. Ken Wagner with assistance from SOLitude…read more.

Algae and Nutrient Control In Community Pond | Lewes, DE

Results of Poor Water Quality and Algae Blooms  Restored Water Quality at HOA Pond

This property is a subdivision just outside Lewes in Sussex County, Delaware on Gills Neck Road, encompassing 35-acres which includes 162 lots of ½ to 3 acres each. The landscape was developed in 2007 and this private community is about 75% completed. It is made up of mostly single-family homes and includes a community pool, pool house and more.

Managing Phosphorus Levels in Large Lake | Mashpee, MA

Alum Barge with Custom Spray System

For the initial project, SOLitude was part of consultant/contractor team which included, ENSR International of Westford, MA and CH2M Hill of Boston, MA. This team worked closely with the Air Force, the Mashpee Conservation Commission and their consultant to design and perform a hypolimnetic alum treatment at the pond…read more.

Managing Nutrient Levels In Pond | Pembroke, MA

Alum Barge Applying Environmentally Sensitive Product

This pond is a relatively shallow, 220-acre pond located in an urbanized watershed and is part of a larger system, which includes a neighboring pond. Unlike the neighboring pond, this property is habitat for two endangered freshwater invertebrates: the Tidewater Mucket and Eastern Pond Mussel…read more.

Improving Water Quality In a Community Pond | Pleasant Hill, CA

before after

A small community pond in Pleasant Ridge, CA, was suffering from prolific algae production, offensive odors, poor water quality and disturbing fish kills. The homeowners association that owned the pond was receiving complaints and was at a loss with how to reverse the displeasing water quality issues they were experiencing at this focal point in the more.

Reducing Nutrient Loading In Town Pond | Plymouth, MA

Performing Alum Treatment in Town Pond

This pond is a ~291-acre waterbody located in the Towns of Plymouth and Wareham. This waterbody provides valuable wetland habitat and recreational opportunities for area residents. It also serves as a water source for adjacent cranberry bogs, and there is an active herring run into the pond…read more.

Restoring Water Quality in 54-Acre Pond | Ryegate, VT

Alum Barge Performing Treatment   Alum Treatment to Improve Water Quality

The pond is a 54-acre waterbody with a maximum depth of 46-feet and an average depth of 16-feet. The pond provides valuable fish & wildlife habitat as well as recreational opportunities for area residents, however there is a long history of nuisance algae blooms and associated water quality impairments…read more. 

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