(1) The technologies listed in Table 1 are
Best Available Technology for achieving compliance with the maximum contaminant
levels for inorganic contaminants listed in subsection
62-550.310(1),
F.A.C.
(2) Best Available
Technology for achieving compliance with the maximum residual disinfectant
levels listed in subsection
62-550.310(2),
F.A.C., is control of treatment processes to reduce disinfectant demand or
control of disinfection treatment processes to reduce disinfectant
levels.
(3) The Administrator of
the U.S. Environmental Protection Agency, pursuant to section 1412 of the
Federal Safe Drinking Water Act, hereby identifies the following as the best
technology, treatment techniques, or other means available for achieving
compliance with the maximum contaminant levels for bromate and chlorite
identified in 40 C.F.R.
§
141.64(a) (which is
incorporated in subparagraph
62-550.310(3)(a)
1., F.A.C.):
|
DISINFECTION BYPRODUCT
|
BEST AVAILABLE TECHNOLOGY
|
|
Bromate
|
Control of ozone treatment process to reduce
production of bromate
|
|
Chlorite
|
Control of treatment processes to reduce disinfectant
demand and control of disinfection treatment processes to reduce disinfectant
levels
|
(40 C.F.R.
§
141.64(a)(2) (July 1,
2011))
(4) The Administrator
of the U.S. Environmental Protection Agency, pursuant to section 1412 of the
Federal Safe Drinking Water Act, hereby identifies the following as the best
technology, treatment techniques, or other means available for achieving
compliance with the maximum contaminant levels for total trihalomethanes (TTHM)
and haloacetic acids (five) (HAA5) identified in
40 C.F.R. §
141.64(b)(1)(i) (which is
incorporated in sub-subparagraph
62-550.310(3)(b)
1.a., F.A.C.):
|
DISINFECTION BYPRODUCT
|
BEST AVAILABLE TECHNOLOGY
|
|
TTHM and HAA5
|
Enhanced coagulation or enhanced softening or GAC10,
with chlorine as the primary and residual disinfectant
|
(40 C.F.R.
§
141.64(b)(1)(ii)
(July 1, 2011))
(5) The
Administrator of the U.S. Environmental Protection Agency, pursuant to section
1412 of the Federal Safe Drinking Water Act, hereby identifies the following as
the best technology, treatment techniques, or other means available for
achieving compliance with the maximum contaminant levels for total
trihalomethanes (TTHM) and haloacetic acids (five) (HAA5) identified in
40 C.F.R. §
141.64(b)(2)(i) (which is
incorporated in sub-subparagraph
62-550.310(3)(b)
2.a., F.A.C.) for all systems that disinfect their source water:
|
DISINFECTION BYPRODUCT
|
BEST AVAILABLE TECHNOLOGY
|
|
TTHM and HAA5
|
Enhanced coagulation or enhanced softening, plus
GAC10; or nanofiltration with a molecular weight cutoff <= 1000 Daltons; or
GAC20
|
(40 C.F.R.
§
141.64(b)(2)(ii)
(July 1, 2011))
(6) The
Administrator of the U.S. Environmental Protection Agency, pursuant to section
1412 of the Federal Safe Drinking Water Act, hereby identifies the following as
the best technology, treatment techniques, or other means available for
achieving compliance with the maximum contaminant levels for total
trihalomethanes (TTHM) and haloacetic acids (five) (HAA5) identified in
40 C.F.R. §
141.64(b)(2)(i) (which is
incorporated in sub-subparagraph
62-550.310(3)(b)
2.a., F.A.C.) for consecutive systems and applies only to the disinfected water
that consecutive systems buy or otherwise receive:
|
DISINFECTION BYPRODUCT
|
BEST AVAILABLE TECHNOLOGY
|
|
TTHM and HAA5
|
Systems serving >= 10, 000: Improved distribution
system and storage tank management to reduce residence time, plus the use of
chloramines for disinfectant residual maintenance
Systems serving < 10, 000: Improved distribution
system and storage tank management to reduce residence time
|
(40 C.F.R.
§
141.64(b)(2)(iii)
(July 1, 2011))
(7) The
technologies listed in Table 3 are Best Available Technology for achieving
compliance with the maximum contaminant levels for organic contaminants listed
in subsection
62-550.310(4),
F.A.C.
(8) Best Available
Technology for achieving compliance with the maximum contaminant level for
microbiological contaminants listed in subsection
62-550.310(5),
F.A.C., includes the following:
(a) Protection
of wells from fecal contamination by appropriate placement and construction;
(40 C.F.R. §
141.63(e)(1) revised as of
July 1, 2014.) This paragraph shall be effective on July 7, 2015.
(b) Maintenance of a disinfectant residual
throughout the distribution system;
(c) Proper maintenance of the distribution
system including appropriate pipe replacement and repair procedures, main
flushing programs, proper operation and maintenance of storage tanks and
reservoirs, cross-connection control, and continual maintenance of positive
water pressure in all parts of the distribution system; (40 C.F.R. §
141.63(e)(3) revised as of
July 1, 2014.) This paragraph shall be effective on July 7, 2015.
(d) Filtration or disinfection of surface
water, as described in 40 C.F.R. Part
141, Subparts H, P, T, and W, as
incorporated in subsections
62-550.817(1), (2), (3), and
(4), F.A.C., or disinfection of ground water,
as described in 40 C.F.R. Part
141, Subpart S, as incorporated in Rule
62-550.828, F.A.C., using strong
oxidants such as chlorine, chlorine dioxide, or ozone; and (40 C.F.R. §
141.63(e)(4) revised as of
July 1, 2014.) This paragraph shall be effective on July 7, 2015.
(e) For systems using ground water,
compliance with the requirements of an Environmental Protection Agency-approved
State Wellhead Protection Program developed and implemented under Section 1428
of the Federal Safe Drinking Water Act. (40 C.F.R. §
141.63(e)(5) revised as of
July 1, 2014.) This paragraph shall be effective on July 7,
2015.
(9) The
technologies listed in Table 4 are Best Available Technology for achieving
compliance with the maximum contaminant levels for radionuclides listed in
subsection
62-550.310(6),
F.A.C.
Notes
Fla. Admin. Code Ann. R.
62-560.610
Rulemaking Authority 403.8055, 403.861(9) FS. Law
Implemented 403.0877, 403.853 FS.
New 11-19-87, Formerly 17-22.510, Amended
1-18-89, 1-3-91, 1-1-93, 1-26-93, Formerly 17-560.610, Amended 11-27-01,
4-14-03, 12-30-11, Amended by
Florida
Register Volume 41, Number 135, July 14, 2015 effective
7/7/2015.
New 11-19-87, Formerly 17-22.510, Amended 1-18-89, 1-3-91,
1-1-93, 1-26-93, Formerly 17-560.610, Amended 11-27-01, 4-14-03, 12-30-11,
7-7-15.
