Delta Case Studies

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Delta Package Sewage Treatment Plant Replaces One in Service for More Than 35 years at Louisiana Community Park

Pelican Park in Mandeville, Louisiana is a 550-acre community park with 32 athletic fields, two gyms, and a 46,000 square foot multipurpose community center. The community park also includes an 18-hole disc golf course and parking for more than 1,700 vehicles. Nearly 35 years ago, the community installed a 3,000 gallon per day Delta Package Sewage Treatment Plant to serve park operations at that time.

Delta Extended Aeration Unit Solves Wastewater Treatment Challenge at Hawaiian Resort

The Lauloa Ma’alaea Resort in Hawaii was required to update their wastewater treatment unit due to tighter effluent requirements required in a forthcoming permit update. The existing treatment unit to be replaced was installed below grade in the resort’s parking lot. Due to limited space on the site, this was also the only possible location for a new system.

Delta Package Treatment Plant Enables Expansion and Reduces Maintenance at Texas RV Park

The custom-designed Delta Package Treatment Plant was built at the factory and shipped to the project site as a self-contained unit and required little assembly.

Improving Wastewater Quality for an Ecologically and Culturally Sensitive Community on the Coast of Hawaii

A coastal retreat community located on the shores of Hawaii was looking to remove large capacity cesspools that serviced their vacation lodging facilities. The goal was to replace them with a technology that provided improved water quality in order to protect beaches and waterfront enjoyed by approximately 500,000 recreational users annually. The technology had to be mindful of sensitive ecological constraints and stringent regulations while protecting and maintaining ancient Hawaiian burials and cultural resources.

ATU System Installation Utilizes Frozen Minnesota Lake to Transport Materials and Technicians to Island Location

Farm Island sits in Farm Island Lake north of Minneapolis. Septic Check, Milaca, Minnesota was contracted to design and install a new onsite system for a 1,400-square foot year-round recreational dwelling. Most installation work in Minnesota stops during the winter, but Septic Check waited for winter to enable transporting project materials over the frozen lake to the island site.

Replacement of Undersized System Includes Extended Aeration Process with Low Storage Tanks for Reduced Flows

A sanitary wastewater treatment plant was designed to process and treat the domestic wastewater generated by employees of an Arizona nuclear power plant facility.

Resort Required to Update Treatment Unit Due to Stringent Local Regulations

A coastal Washington resort facility needed a brand new treatment unit to meet the stringent discharge criteria of local regulations.

Power Plant Replaces Dated Treatment System with Package Treatment Plant

A coal-burning power plant contracted Delta to construct a steel extended aeration package plant to replace an existing older, undersized unit.

New System to Provide Treatment, Aesthetics and Low Noise Level

A new religious retreat required a wastewater treatment system that was both visually appealing and quiet to service the facilities on-site.

ECOPOD and Drip Disposal System to Equalize Varied Daily Flow Rates of Virginia High School

The treatment system for a rural high school consisted of (2) E450 ECOPOD units installed in poured in place concrete tanks.

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