Improving Cold Temperature Nitrification Using Insulated Covers

In January 2007, the town of Troy, New Hampshire completed a lagoon upgrade designed to meet ammonia nitrogen limits imposed in their reissued NPDES discharge permit.

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Innovative Retrofit by Lemna Environmental Technologies at Jasonville Wastewater Treatment Facility

Lemna Environmental Technologies, Inc. (LET) was distinguished for its "groundbreaking water infastructure design" in an American Council of Engineering Companies (ACEC) Magazine article, published in their March/April 2006 issue.

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