Section 325.2101. Definitions.

(1) "Act" means sections 12541 to 12546 of Act No. 368 of the Public Acts of 1978, as amended, being SS 333.12541 to 333.12546  of   the  Michigan Compiled Laws.

(2)    "Bathing beach" means a beach or bathing area offered to the public for recreational bathing or swimming. It does not include a swimming pool as defined in section 12521 of Act No. 368 of the Public Acts of 1978, as amended, being   S 333.12521 of the Michigan Compiled Laws.

(3)    "Escherichia coli" or "E. coli" means a bacteria which is a member of the family enterobacteriaceae and which is the predominant facultative anaerobe in humans and warm-blooded animals. Therefore, it is an indicator of the presence of human or animal fecal material in water. The organism is identified by a variety of laboratory methods with definitive identifying characteristics described by Bergey's Manual of Bacteriology (Williams and Wilkins, 9th Edition, 1994).

(4)     "Geometric mean" means  the  antilog  of  the  summation   of  the logarithms of the values for the samples examined divided by the number of samples.

(5)    "Health officer" means the administrative officer of a city, county, or district health department.

(6)   "Sanitary or environmental survey" means and  includes  all  of  the following:

(a)  A survey and an evaluation of data of the applicable contributory watershed for pollution, including domestic, industrial,  commercial,  and agricultural sources.

(b)   A survey and an evaluation of data of the bathing beach for sources of pollution and safety hazards, including soil conditions, drop offs, water  movement,  and submerged and other hazardous objects.

(c)   ) Water depth in diving areas.

(d)  An evaluation of proposed or existing bathing and swimming loads.

(7)   "Standard methods" means the publication entitled Standard Methods for the Examination of Water and Wastewater, 18th Edition - 1992, as published by the American public health association, the American water works association, and the water environment federation. This publication is adopted by reference in these rules and is on file and available for inspection in the Bureau of Environmental and Occupational Health, Michigan Department of Public Health, 3423 North Martin Luther King Jr. Blvd., Lansing, Michigan. Copies are available from the American Public Health Association, 1015 Fifteenth Street, N.W., Washington,  D.C.  20005.

History: 1979 AC; 1995 AACS.