(415 ILCS 40/8) (from Ch. 111 1/2, par. 121h)
    Sec. 8. Owners or official custodians of public water supplies shall submit or cause to be submitted by operating personnel, such samples of water for analyses as may be requested by the Department, which samples shall be collected in such manner and at such points as the Department may direct, and thereupon sent to the Department laboratories.
(Source: Laws 1951, p. 2091.)