Section 602.250  Treatment Construction Applications

The following information must be submitted on plans for the construction of treatment facilities:

a)         all appurtenances, specific structures, or equipment having any connection with the planned water treatment improvements;

b)         detailed hydraulic profiles of water flowing through treatment systems;

c)         schematic plumbing for all structures and equipment;

d)         location of feeders, piping layout, and points of application;

e)         locations of the sources of pollution listed in 35 Ill. Adm. Code 604.150(a);

f)         for sites subject to flooding, the maximum flood level based upon the highest flood level specified in the best available information, such as the flood of record, the 100-year flood projection, or the 500-year flood projection;

g)         security provisions; and

h)         stability and corrosion control:

1)         existing and proposed finished water quality, including:

A)        Hardness;

B)        Calcium;

C)        Alkalinity;

D)        pH;

E)        Orthophosphate;

F)         Silicate;

G)        Total Dissolved Solids;

H)        Oxidation-reduction potential (ORP);

I)         Temperature;

J)         Chloride;

K)        Sulfate;

L)        Iron;

M)       Manganese;

N)        Chlorine residual (total);

O)        Chlorine residual (free); and

2)         a recommendation of the treatment necessary to reduce corrosion in household plumbing.

(Source:  Amended at 47 Ill. Reg. 7449, effective May 16, 2023)