§602.230. Design Criteria

 

A summary of complete design criteria must be submitted for the proposed project containing, when applicable, the following:

 

a)         long term dependable yield of the source of supply;

 

b)         reservoir surface area, volume, and a volume versus depth curve;

 

c)         area of the watershed;

 

d)         estimated average and maximum daily water demands for the design period;

 

e)         number of proposed service connections;

 

f)         firefighting requirements;

 

g)         flash mix, flocculation and settling basin capacities;

 

h)         retention times;

 

i)          unit loadings;

 

j)          filter area and the proposed filtration rate;

 

k)         backwash rate;

 

l)          feeder capacities and ranges; and

 

m)        minimum and maximum chemical application rates.

 

(Source:  Added at 40 Ill. Reg. 6799, effective April 15, 2016)