Aerial view of the Warren, Maine lagoon system. Photo courtesy of Woodard and Curran.

Lagoon Systems In Maine 

Systems In Maine

An Informational Resource for
Operators of Lagoon Systems

Mars Hill Wastewater Lagoon System - Mars Hill  Maine. Photo Courtesy of Wright-Pierce Engineers.
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2003 Maine Wastewater Salary Survey as conducted by the Maine Wastewater Control Association

2003 Maine Wastewater Rate Survey conducted by the Maine Rural Water Association

Maine DEP Monthly
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Maine and WEF's
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Penobscot Watershed and Development of a TMDL 

EPA Binational Toxics

Maine Rural Water

Maine Wastewater
Operator Certification

Maine Is Technology

Maine Wastewater Control Association

Maine WasteWater Control Association

Wastewater Engineering


Ashland maine Ashland

Lagoon Specifications

aerated lagoons


Lagoons No.1 No. 2 No. 3
Volume 7.3 MG 4.8 MG 4.2 MG
Lagoon Dimensions 254' x 703' x 6' 228' x 476' x 6' 373' x 282' x 6'
Lagoon Acreage 4.0 acres 2.5 acres 2.4 acres
Aeration Surface Aspirating None None

Total lagoon acreage is 8.9 acres or 387,684 square feet. Total lagoon volume is 17,605,436 gallons. There are 6 aerators in Lagoon No. 1. Aerator manufacturer is Aire-O2 and are all 3 horsepower.

System Information


Design Flow 0.30 MGD
Actual Flow 0.24 MGD
Discharge To Aroostook River
Year Built 1962
Design Engineers Fred Cole Engineers
Septage Received No
Collector System 6 miles gravity sewer, 45 manholes
Staff Size 2 Full Time
Number of Users 300 services
Billing Software Trio

Built as stabilization ponds; upgraded in 1991. Duckweed has become a nuisance in all three lagoons. Effluent disinfection is accomplished by using calcium hypochlorite and dechlorination via sodium bisulfite. Effluent disinfection limit is currently 0.10 mg/l maximum.


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