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Lansing Board of Water and Light

Lansing Board of Water and Light
Industry Utilities
Founded 1885
Headquarters Lansing, Michigan, U.S.
Key people
Dick Peffley, General Manager
Products Electricity (510 megawatts), Water, Steam, Chilled Water
Revenue $348,122,943 (FY 2014)
$41,304,739 (FY 2014)
$2,792,527 (FY 2014)
Total assets $1,172,041,452.87 (FY 2014)
Total equity $2,792,529.72 (FY 2014)
Website www.lbwl.com

The Lansing Board of Water and Light is a publicly owned, municipal utility that provides electricity and water to the residents of the cities of Lansing and East Lansing, Michigan, and the surrounding townships of Delta, Delhi, Meridian and DeWitt. The Lansing Board of Water and Light also provides steam and chilled water services within the City of Lansing.

The Lansing Board of Water and Light is a municipal utility, owned by the citizens of Lansing, Michigan. The utility's roots go back to 1885, when Lansing citizens approved a $100,000 bond issue to build a water system to provide for drinking water and fire protection. Electricity was added to its list of utility services in 1892, and steam heat in 1919.

The Lansing Board of Water and Light has an electric generating capacity of 510 megawatts. The LBWL's transmission line voltage is 138,000 volts. The LBWL's distribution voltages are 13,200 volts, 8,320 volts and 4,160 volts.

The Lansing Board of Water and Light pumps an average of approximately 23 Million Gallons per Day (MGD) from two conditioning plants through approximately 775 miles (1,247 km) of water main. Maximum daily demand is on the order of 33 MGD, while the maximum hourly demand rate can be on the order of 42 MGD. Raw water is obtained exclusively by pumping from 124 wells located throughout the Lansing area. All system pressure is generated via pumping; the Lansing Board of Water and Light does not maintain any elevated water storage tanks.

The Lansing Board of Water and Light obtains all raw water from a series of 124 wells located throughout the city of Lansing, making it one of the few public utilities for large cities that provides water exclusively from wells. The city sits atop, and draws its water from, the Saginaw Aquifer, a natural, but limited, underground reservoir 4 cubic miles (17 km3), and 550 square miles (1,400 km2) in size. The raw water is pumped directly to two conditioning plants: the John Dye plant located in downtown Lansing and the Wise Road plant located on the southwest side of the city. At these plants, water hardness is reduced by adding lime and soda ash to the water, which reacts with dissolved calcium and magnesium to form calcium carbonate and magnesium hydroxide floc. The floc then settles out of the water in large settling basins, and any residual floc is removed via sand and gravel filtering. This process reduces the hardness of the water from approximately 411 parts per million (ppm) to about 85 ppm. The finished water is then chlorinated and fluorinated, and sent to storage prior to distribution.


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