In the more than 20 years Lynn Miller has worked with Alexander City Water Services, he has seen a lot of change.

And not all of it was good.

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Sugar Creek Water Treatment Plant has one clarifier that still needs upgrading. The clarifiers start the process of separating water from solids.

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The main control console at the city's waste water treatment plant was last upgraded in the 1990s.

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Three of the city's water clarifiers have been upgraded. The cover on the edge next to the railing discourages algae growth in the water.