Florida Administrative Code

Rulemaking Authority 403.061 FS. Law Implemented 403.031, 403.061, 403.087 FS. History-New 6-29-93, Formerly 17-297.520, Amended 11-23-94, 3-13-96, 3-2-99, Repealed 2-16-12.

(1) The owner or operator of any emissions unit subject to the provisions of this chapter may request in writing a determination by the Secretary or his/her designee that any requirement of this chapter (except for any continuous monitoring requirements) relating to emissions tes…

Rulemaking Authority 403.061, 403.062, 403.087, 403.504, 403.704, 403.804, 403.805 FS. Law Implemented 403.021, 403.061, 403.085, 403.086, 403.087, 403.088, 403.101, 403.141, 403.161, 403.182, 403.502, 403.702, 403.708, 403.802 FS. History-New 5-29-90, Formerly 17-301.100, Repeal…

Rulemaking Authority 403.061, 403.062, 403.087, 403.504, 403.704, 403.804, 403.805 FS. Law Implemented 403.021, 403.031, 403.061, 403.085, 403.086, 403.087, 403.088, 403.502, 403.802 FS. History-New 5-29-90, Formerly 17-301.200, Repealed 2-16-12.

Rulemaking Authority 403.061, 403.805 FS. Law Implemented 403.021, 403.031, 403.061, 403.087, 403.088, 403.802, 403.817 FS. History-Formerly 17-4.02(17), Amended 10-1-84, 10-16-84, Formerly 17-4.022, 17-3.022, 17-301.400, Amended 1-8-96, Repealed 2-16-12.

As used in this chapter: (1) "Acute toxicity" shall mean a concentration greater than one-third (1/3) of the amount lethal to 50% of the test organisms in 96 hours (96 hr LC50) for a species protective of the indigenous aquatic community for a substance not identified in paragrap…

(1) Article II, Section 7 of the Florida Constitution requires abatement of water pollution and conservation and protection of Florida's natural resources and scenic beauty. (2) Congress, in Section 101(a)(2) of the Federal Water Pollution Control Act, as amended, declares that a…

(1) All surface waters of the State have been classified according to designated uses as follows: CLASS I Potable Water Supplies CLASS I-Treated Treated Potable Water Supplies CLASS II Shellfish Propagation or Harvesting CLASS III Fish Consumption; Recreation, Propagation and Mai…

(1) Minimum Criteria. All surface waters of the State shall at all places and at all times be free from: (a) Domestic, industrial, agricultural, or other man-induced non-thermal components of discharges which, alone or in combination with other substances or in combination with o…

All discharges or proposed discharges of heated water into receiving bodies of water (RBW) which are controlled by the State shall be subjected to a thorough study to assess the consequences of the discharge upon the environment. The State shall be divided into two general climat…

The following table contains both numeric and narrative surface water quality criteria to be applied except within zones of mixing. The left-hand column of the Table is a list of constituents for which a surface water criterion exists. The headings for the water quality classific…

(1) The narrative water quality criteria for nutrients in paragraphs 62-302.530(48)(a) and (b), F.A.C., applies to all Class I, Class II, and Class III waters. (2) The narrative water quality criterion for nutrients in paragraph 62-302.530(48)(b), F.A.C., shall be numerically int…

(1) Estuary-specific numeric interpretations of the narrative nutrient criterion in paragraph 62-302.530(48)(b), F.A.C., are in the table below. The concentration-based estuary interpretations are open water, area-wide averages. Numeric values listed below for nutrient and nutrie…

(1) Class I, Class III predominantly freshwaters, and Class III-Limited predominantly freshwaters. (a) No more than 10 percent of the daily average percent dissolved oxygen (DO) saturation values shall be below the following values: 1. 67 percent in the Panhandle West bioregion, …

(1) Purpose and Scope. The water quality standards adopted by this rule include all of the following elements: (a) A numerical interpretation of the Class III narrative nutrient criterion for phosphorus; (b) A method for determining achievement of the numeric phosphorus criterion…

(1) It shall be the Department policy to afford the highest protection to Outstanding Florida Waters and Outstanding National Resource Waters. No degradation of water quality, other than that allowed in subsections 62-4.242(2) and (3), F.A.C., is to be permitted in Outstanding Fl…

(1) Type I Site Specific Alternative Criteria: A waterbody, or portion thereof, may not meet a particular ambient water quality criterion specified for its classification, due to natural background conditions or man-induced conditions which cannot be controlled or abated. In such…

(1) This chapter establishes a methodology to identify surface waters of the state that will be included on the state's Planning List of waters that will be assessed pursuant to Sections 403.067(2) and (3), Florida Statutes (F.S.), and a methodology to identify surface waters tha…

(1) The Department shall follow the methodology in Part II to develop a Planning List and the methodology in Part III to develop a Study List pursuant to Section 403.067(2), F.S. As required by Section 403.067(2), F.S., the Planning List and the Study List shall not be used in th…

As used in this chapter: (1) "Biological Health Assessment" shall mean one of the following aquatic community-based biological evaluations: Stream Condition Index (SCI), Lake Vegetation Index (LVI), or Shannon-Weaver Diversity Index. (2) "Biological Reconnaissance (BioRecon)" sha…

This part establishes a methodology for developing a Planning List of waters to be assessed pursuant to Sections 403.067(2) and (3), F.S. Unless information presented to the Department demonstrates otherwise, data older than 10 years are not representative of current conditions a…

A Class I, I-Treated, II, III, or III-Limited water shall be placed on the Planning List for assessment of aquatic life use support (propagation and maintenance of a healthy, well-balanced population of fish and wildlife) if, based on sufficient quality and quantity of data, the …

(1) Water segments shall be placed on the Planning List if, using objective and credible data, as defined by the requirements specified in this section, the number of samples that do not meet an applicable water quality criterion due to pollutant discharges is greater than or equ…

(1) Biological data must meet the requirements of subsections (3) and (8) in Rule 62-303.320, F.A.C. (2) Biological Health Assessments used to evaluate predominantly freshwater streams and lakes under this rule shall include the Stream Condition Index (SCI), the Lake Vegetation I…

Rulemaking Authority 403.061, 403.067 FS. Law Implemented 403.062, 403.067 FS. History-New 6-10-02, Repealed 12-11-06.

(1) The numeric interpretations of the narrative nutrient criterion in Rules 62-302.531 and 62-302.532, F.A.C., and the nutrient impairment thresholds identified in Rules 62-303.351 through 62-303.354, F.A.C., shall be the primary means for assessing whether a water should be ass…

A stream or stream segment shall be included on the Planning List for nutrients if: (1) The applicable numeric interpretation of the narrative nutrient criterion for streams established in subsection 62-302.531(2), F.A.C., is exceeded for any parameter; taking into consideration …

(1) Lakes or lake segments shall be included on the Planning List for nutrients if: (a) The numeric interpretation of the narrative nutrient criterion established in subsection 62-302.531(2), F.A.C., is exceeded for any parameter; (b) Algal mats or blooms are present in sufficien…

Estuaries, estuary segments, or open coastal waters shall be included on the Planning List for nutrients if: (1) The numeric interpretation of the narrative nutrient criterion established in subsection 62-302.532(1) or 62-302.532(2), F.A.C., is exceeded for any parameter, or (2) …

A spring vent in predominantly fresh waters shall be included on the Planning list for nitrate-nitrite if: (1) The numeric interpretation of the narrative nutrient criterion established in subsection 62-302.531(2), F.A.C., is exceeded, or (2) Algal mats or blooms are present in s…

(1) A Class I, I-Treated, II, III or III-Limited (if primary contact and recreational use is not limited) water shall be placed on the Planning List for evaluating primary contact and recreation use support based on bacteriological data if: (a) There is a sufficient number of sam…

(1) A Class I, I-Treated, II, III or III-Limited water shall be placed on the Planning List for fish consumption if DOH has issued an advisory to limit consumption of any fish species from that water to one meal per week or less frequent consumption. (2) A Class II water shall be…

(1) A Class I or Class I-Treated water shall be placed on the Planning List for potential impairment of drinking water use support and the protection of human health based on bacteriological data if: (a) There is a sufficient number of E. coli samples from the water segment that …

(1) The Study List contains waters where additional information or Department review is needed before the water is placed on the Verified List for TMDL development but available evidence indicates nonattainment of water quality standards or stream nutrient thresholds. Causes of n…

(1) Waters shall be verified as being impaired if they meet the requirements for the Planning and Study Lists in Part II and the additional requirements of Rules 62-303.420-.480, F.A.C. A waterbody that fails to meet the minimum criteria for surface waters established in Rule 62-…

Failure to meet any of the metrics used to determine aquatic life use support listed in Rules 62-303.420-.450, F.A.C., shall constitute verification that there is an impairment of the designated use for propagation and maintenance of a healthy, well-balanced population of fish an…

(1) The Department shall reexamine the data used in Rule 62-303.320, F.A.C., to determine whether water quality criteria are met. (a) If values exceeding the criteria are not due to pollutant discharges or reflect natural background conditions, including seasonal or other natural…

(1) All Biological Health Assessments used to list a water on the Verified List shall be conducted and interpreted in accordance with Chapter 62-160, F.A.C., including Department-approved Standard Operating Procedures and Department documents that are incorporated by reference in…

Rulemaking Authority 403.061, 403.067 FS. Law Implemented 403.062, 403.067 FS. History-New 6-10-02, Repealed 12-11-06.

(1) A stream or estuary without applicable numeric criteria in subsection 62-302.531(2), F.A.C., shall be placed on the Verified List for impairment due to nutrients if it exceeds the chlorophyll a thresholds in subsection 62-303.351(4), F.A.C., or subsection 62-303.353(2), F.A.C…

(1) The Department shall review the data used by the DOH as the basis for bathing area closures, advisories or warnings and verify that the values exceeded the applicable DOH thresholds and the data meet the requirements of Chapter 62-160, F.A.C. If the segment is listed on the P…

(1) The Department shall review the fish consumption advisories and the data used by the DOH as the basis for the advisories and shall only use the advisories and data under this part if the following requirements are met: (a) The advisory is based on the statistical evaluation o…

If the water segment was listed on the Planning List due to exceedances of a human health-based water quality criterion, the Department shall re-evaluate the data using the methodology in subsections 62-303.380(1) and (3), F.A.C., and limit the analysis to data collected within 7…

(1) When establishing the TMDL development schedule for water segments on the Verified List of impaired waters, the Department shall prioritize impaired water segments according to the severity of the impairment and the designated uses of the segment, taking into account the most…

(1) Upon determining that a waterbody is impaired or determining there is an increasing trend in nutrients or a nutrient response variable based on the requirements of paragraph 62-303.390(2)(a), F.A.C., subsection 62-303.450(5), F.A.C., or other scientifically credible trend tes…

The Department shall, to the extent practicable, develop basin-specific Verified Lists of impaired waters for all surface waters within an assessment cycle. If the specific pollutant(s) or response variables contributing to the impairment in a particular water segment is not know…

(1) The Department shall follow the methodology established in this chapter to develop basin-specific Verified List of impaired water segments. The Verified List shall specify the pollutant or pollutants causing the impairment and the concentration of the pollutant(s) causing the…