Skip to content

Treating Your
Water Right

Lemna Environmental Technologies will meet every one of your influent and effluent wastewater treatment needs.

Meeting Every Wastewater Treatment Challenge From Influent To Effluent

Lemna Environmental Technologies, Inc. (LET) is the leading provider of innovative design and affordable wastewater solutions for municipal and industrial clients. We move customers from concept to commission with a turnkey approach that includes:

Innovative Technology

State-of-the-art engineering to deliver LET’s innovative treatment solutions

Customized Experience

Customized products and services to meet every treatment challenge

Environmentally Conscious

Design solutions that protect the environment while providing significant cost savings

Water treatment with mountain backdrop

Recognizing Wastewater Treatment Needs and Providing Affordable Solutions

Aerial view of water treatment facility Learn more about Solutions


LET specializes in providing simple solutions for complex problems. Whether the problem is odor, algae, heat loss, gas collection, or meeting more stringent regulatory effluent limits for BOD, TSS, ammonia, phosphorus, and nitrogen, LET has a simple, effective and innovative solution.

Learn more about {{ post.title }}
Grand View Learn more about Products


LET delivers a full line of products and services to meet municipal and wastewater treatment needs whether it’s upgrading existing facilities or planning new construction. Our products are tailored for a wide range of applications and designed to perform in the most trying environments.

Learn more about {{ post.title }}
Grouped photo of water treatment facility and workers

Providing Wastewater Treatment Solutions to Facilities of All Sizes

Lemna Technologies works with wastewater treatment municipalities and industries to create plans and provide products that keep your community and the environment safe. Whether you’re in need of new construction or retrofits to existing systems, Lemna Tech has you covered.

Small Communities Need Reliable Wastewater Treatment Solutions

LET supports small to mid-sized municipalities with wastewater treatment products and processes that are both affordable and innovative.
As effluent water quality regulations have become increasingly stringent, LET has developed unique treatment processes capable of achieving year-round effluent limits as low as 10 mg/l BOD, 10 mg/l TSS and 2 mg/l NH3-N at a fraction of the cost of other traditional wastewater treatment systems.

An aerial view of a water treatment facility
An aerial view of a water treatment facility

Innovative Ideas and Products That Wastewater Industries Trust

LET supports multiple industries by providing innovative wastewater treatments and processes that address critical environmental needs.
We design low maintenance wastewater treatment systems that address the essential tertiary effluent requirements such as BOD, TSS, ammonia and phosphorus removal. By delivering comprehensive wastewater engineering, project management and installation services, we are able to serve an ever-growing number of sectors in the industrial market including agricultural, chemical, energy, manufacturing, food and beverage.

A man standing in front of a water treatment facility operation

Let’s Get Started

We are happy to help and look forward to hearing from you. Please contact us with any questions or inquiries.