TITLE 35: ENVIRONMENTAL PROTECTION
SUBTITLE F: PUBLIC WATER SUPPLIES
CHAPTER I: POLLUTION CONTROL BOARD
PART 611 PRIMARY DRINKING WATER STANDARDS
SECTION 611.TABLE B FECAL OR TOTAL COLIFORM DENSITY MEASUREMENTS



Section 611.TABLE B   Fecal or Total Coliform Density Measurements

 

System Size (Persons Served)

Samples per Week

500

or fewer

 

1

501

to

3300

2

3301

to

10,000

3

10,001

to

25,000

4

More than

25,000

 

5

 

Samples must be taken on separate days.

 

BOARD NOTE:  Derived from 40 CFR 141.74(b)(1) (2012).

 

(Source:  Amended at 37 Ill. Reg. 1978, effective February 4, 2013)