Fla. Admin. Code Ann. R. 62-520.420 - Standards for Class G-I and Class G-II Ground Water
(1) In addition to the minimum criteria in
Rule 62-520.400, F.A.C., the primary
and secondary drinking water quality standards for public water systems
established pursuant to the Florida Safe Drinking Water Act, which are listed
in Rules 62-550.310 and
62-550.320, F.A.C., shall apply
to Class G-I and Class G-II ground water. Exceptions are for existing
installations not having to meet secondary standards as provided in Rule
62-520.520, F.A.C., and
subsection (4), below; that the total coliform bacteria standard shall be 4 per
100 milliliters; and that the primary drinking water standard for public
drinking water systems for asbestos shall not apply as a ground water
standard.
(2) If the concentration
for any constituent listed in subsection (1), above, in the natural background
quality of the ground water is greater than the stated maximum, or in the case
of pH is also less than the minimum, the representative natural background
quality shall be the prevailing standard for Class G-I and Class G-II ground
water.
(3) Where natural background
quality of the ground water cannot be determined in the upgradient well, and
the concentration for any constituent listed in subsection (1), above, in the
background quality of the ground water is greater than the stated maximum, or
for pH is also less than the minimum, the representative background quality
shall be the prevailing standard for those installations.
(4) These primary and secondary standards
shall not apply within a zone of discharge as provided in Rule
62-520.465, F.A.C. The minimum
criteria specified in Rule
62-520.400, F.A.C., shall apply
within the zone of discharge.
Notes
Rulemaking Authority 403.061 FS. Law Implemented 403.021, 403.061, 403.087, 403.088 FS.
Formerly 17-3.101, Amended and Renumbered 1-1-83, Formerly 17-3.404, Amended 9-8-92, 10-6-92, 4-14-94, Formerly 17-520.420, Amended 7-12-09.
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