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Activity Sheet

Typical Wastewater Treatment Plant Flow Diagram

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Zenith City, USA

 Located in upper Midwest

 20o F winter/78o F summer

 90,000 people in

five boroughs

 Historic manufacturing

center beginning to attract

tourists and conventions

 Air, rail, and road transport

Zenith City, USA

 City government is council/manager form with elected mayor

 Fire and rescue services provided by Zenith City Fire Department

 City served by four hospitals: St. Michaels (75 beds), Sacred Heart (100- bed facility w/ helipad), North End (50 beds) and Zenith City (50 beds)

Zenith City, USA

 Constructed on glacial

sediments, including sands and

gravels that supply water

 City receives its drinking water

from both surface water and

ground water sources

Zenith City, USA

 Surface water is pumped from the Crystal River to supply drinking water to Zenith City

 Alta City, Zenith City’s neighbor to the south, also derives its water supply from the Crystal River

 Water treatment consists of coagulation, flocculation, sedimentation, filtration and disinfection. In addition, softening, pH adjustment and fluoridation are also performed.

Zenith City, USA

 Pumping stations have capacity of 5 MGD, and

system can store up to 3 MG

 4 supply wells, 4 storage tanks, and 130 miles of

distribution pipeline

 Many homes and businesses lack backflow

prevention valves.

Zenith City, USA

 Wastewater services are provided in the southern portion of the city via a secondary wastewater treatment plant.

 There are two stormwater outfalls: one located along the West River and the other on the Crystal River.

Autumn

 A dry summer has just ended

 The U.S. Forest Service has

posted alerts that the forest fire threat is high

 National Threat Advisory Level:

Yellow

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