The purpose and effect of the proposed rule amendment will be to add a reference to the equivalent North American Vertical Datum of 1988 (NAVD) elevation for the minimum surface water levels listed in 40C-8.031(4) and (5) to reference those water ...  

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    WATER MANAGEMENT DISTRICTS

    St. Johns River Water Management District

    RULE NO.:RULE TITLE:

    40C-8.031Minimum Surface Water Levels and Flows and Groundwater Levels

    PURPOSE AND EFFECT: The purpose and effect of the proposed rule amendment will be to add a reference to the equivalent North American Vertical Datum of 1988 (NAVD) elevation for the minimum surface water levels listed in subsections 40C-8.031(4) and (5), F.A.C., to reference those water levels in both the existing National Geodetic Vertical Datum of 1929 (NGVD) elevation and in the new NAVD elevation.

    SUBJECT AREA TO BE ADDRESSED: Adding a reference to the equivalent NAVD elevation for the minimum surface water levels in subsections 40C-8.031(4) and (5), F.A.C.

    Members of the District’s Governing Board may attend the scheduled Rule Development Workshop.

    RULEMAKING AUTHORITY: 373.044, 373.113 FS.

    LAW IMPLEMENTED: 373.042, 373.0421 FS.

    IF REQUESTED IN WRITING AND NOT DEEMED UNNECESSARY BY THE AGENCY HEAD, A RULE DEVELOPMENT WORKSHOP WILL BE NOTICED IN THE NEXT AVAILABLE FLORIDA ADMINISTRATIVE REGISTER.

    THE PERSON TO BE CONTACTED REGARDING THE PROPOSED RULE DEVELOPMENT AND A COPY OF THE PRELIMINARY DRAFT IS: Wendy Gaylord, Rules Coordinator, St. Johns River Water Management District, Office of General Counsel, 4049 Reid Street, Palatka, Florida 32177, (386)326-3026, or wgaylord@sjrwmd.com

     

    THE PRELIMINARY TEXT OF THE PROPOSED RULE DEVELOPMENT IS:

     

    40C-8.031 Minimum Surface Water Levels and Flows and Groundwater Levels.

    (1) through (3) No change.

    (4) The following minimum surface water levels are established:

     

     

    System Name

    County

    Minimum Level

    Level

    (ft NGVD)

    Level

    (ft NAVD)

    Hydroperiod Category

    Duration

    (days)

    Return Interval

    (years)

    Apshawa North

    Lake

    Frequent High

    85.0

    83.9

    Seasonally Flooded

    Average

    83.3

    82.2

    Typically Saturated

    Frequent Low

    81.3

    80.2

    Semipermanently Flooded

    Apshawa South

    Lake

    Frequent High

    86.0

    85.7

    Seasonally Flooded

    Average

    84.7

    83.6

    Typically Saturated

    Frequent Low

    83.2

    82.1

    Semipermanently Flooded

    Argenta

    Putnam

    Frequent High

    50.1

    49.0

    Seasonally Flooded

    Average

    47.7

    46.7

    Typically Saturated

    Frequent Low

    46.3

    45.3

    Semipermanently Flooded

    Ashby

    Volusia

    Frequent High

    12.3

    11.3

    60

    2

    Frequent Low

    11.1

    10.2

    120

    5

    Banana

    Putnam

    Frequent High

    38.0

    37.1

    Seasonally Flooded

    Average

    36.2

    35.2

    Typically Saturated

    Frequent Low

    34.4

    33.5

    Semipermanently Flooded

    Bell

    Putnam

    Frequent High

    42.5

    44.5

    Temporarily Flooded

    Average

    40.5

    36.4

    Typically Saturated

    Frequent Low

    38.7

    37.9

    Semipermanently Flooded

    Big

    Volusia

    Frequent High

    26.1

    25.1

    Seasonally Flooded

    Average

    25.0

    24.1

    Typically Saturated

    Frequent Low

    23.7

    22.7

    Semipermanently Flooded

    Bird Pond

    Putnam

    Frequent High

    41.8

    40.8

    Seasonally Flooded

    Average

    39.5

    38.5

    Typically Saturated

    Frequent Low

    38.1

    37.1

    Semipermanently Flooded

    Blue Pond

    Clay

    Frequent High

    174.1

    173.1

    Temporarily Flooded

    Average

    173.3

    172.3

    Typically Saturated

    Frequent Low

    171.7

    170.7

    Semipermanently Flooded

    Boggy Marsh

    Lake

    Frequent High

    117.3

    116.4

    Seasonally Flooded

    Average

    115.9

    115.0

    Typically Saturated

    Frequent Low

    114.5

    113.6

    Semipermanently Flooded

    Bowers

    Marion

    Frequent High

    57.1

    56.1

    Temporarily Flooded

    Average

    54.0

    53.1

    Typically Saturated

    Frequent Low

    52.7

    51.7

    Semipermanently Flooded

    Brantley

    Seminole

    Frequent High

    46.3

    45.3

    Seasonally Flooded

    Average

    45.6

    44.6

    Typically Saturated

    Frequent Low

    44.1

    43.1

    Semipermanently Flooded

    Brooklyn

    Clay

    Frequent High

    114.6

    113.5

    Temporarily Flooded

    Average

    108.0

    106.9

    Typically Saturated

    Frequent Low

    101.0

    99.9

    Semipermanently Flooded

    Broward

    Putnam

    Frequent High

    40.0

    39.1

    Temporarily Flooded

    Average

    38.2

    35.8

    Typically Saturated

    Frequent Low

    36.5

    35.6

    Semipermanently Flooded

    Burkett

    Orange

    Frequent High

    53.5

    52.5

    Seasonally Flooded

    Average

    52.6

    51.6

    Typically Saturated

    Frequent Low

    51.2

    50.2

    Semipermanently Flooded

    Charles

    Marion

    Frequent High

    40.2

    39.3

    Seasonally Flooded

    Average

    39.3

    38.4

    Typically Saturated

    Frequent Low

    37.9

    36.9

    Semipermanently Flooded

    Cherry

    Lake

    Frequent High

    96.0

    94.9

    Seasonally Flooded

    Average

    94.9

    93.8

    Typically Saturated

    Frequent Low

    93.4

    92.4

    Semipermanently Flooded

    Clear

    Putnam

    Frequent High

    37.4

    36.4

    Temporarily Flooded

    Average

    36.4

    35.4

    Typically Saturated

    Frequent Low

    34.9

    34.0

    Semipermanently Flooded

    Colby

    Volusia

    Frequent High

    27.6

    26.6

    30

    3

    Frequent Low

    22.9

    21.8

    120

    3

    Como

    Putnam

    Frequent High

    38.0

    37.0

    Seasonally Flooded

    Average

    36.2

    35.2

    Typically Saturated

    Frequent Low

    34.4

    33.4

    Semipermanently Flooded

    Como, Little Lake

    Putnam

    Frequent High

    38.0

    37.0

    Seasonally Flooded

    Average

    36.6

    35.6

    Typically Saturated

    Frequent Low

    35.2

    34.2

    Semipermanently Flooded

    Coon Pond

    Volusia

    Frequent High

    35.7

    34.8

    Seasonally Flooded

    Average

    34.6

    33.6

    Typically Saturated

    Frequent Low

    33.1

    32.2

    Semipermanently Flooded

    Cowpen

    Putnam

    Frequent High

    89.1

    88.1

    Temporarily Flooded

    Average

    85.7

    84.7

    Typically Saturated

    Frequent Low

    84.2

    83.2

    Semipermanently Flooded

    Cow Pond

    Volusia

    Frequent High

    40.5

    39.5

    Seasonally Flooded

    Average

    39.8

    38.8

    Typically Saturated

    Frequent Low

    37.6

    36.6

    Semipermanently Flooded

    Crystal/Baker

    Putnam

    Frequent High

    35.5

    34.6

    Seasonally Flooded

    Average

    33.9

    33.0

    Typically Saturated

    Frequent Low

    33.0

    32.1

    Semipermanently Flooded

    Daugharty

    Volusia

    Frequent High

    44.8

    43.8

    Temporarily Flooded

    Average

    42.6

    41.6

    Typically Saturated

    Frequent Low

    41.2

    40.1

    Semipermanently Flooded

    Davis

    Volusia

    Frequent High

    36.2

    35.2

    Seasonally Flooded

    Average

    35.4

    34.4

    Typically Saturated

    Frequent Low

    34.0

    33.0

    Semipermanently Flooded

    Deep

    Putnam

    Frequent High

    35.0

    34.1

    Seasonally Flooded

    Average

    33.1

    32.2

    Typically Saturated

    Frequent Low

    32.2

    31.3

    Semipermanently Flooded

    Dias

    Volusia

    Frequent High

    34.6

    33.5

    Seasonally Flooded

    Average

    33.5

    33.0

    Typically Saturated

    Frequent Low

    32.2

    31.6

    Semipermanently Flooded

    Disston

    Flagler

    Frequent High

    13.8

    12.8

    Seasonally Flooded

    Average

    13.2

    12.3

    Typically Saturated

    Frequent Low

    12.5

    11.5

    Semipermanently Flooded

    Dorr

    Lake

    Frequent High

    43.5

    42.5

    Seasonally Flooded

    Average

    43.1

    42.1

    Typically Saturated

    Frequent Low

    42.1

    41.0

    Semipermanently Flooded

    Dream Pond

    Putnam

    Frequent High

    49.0

    48.0

    Seasonally Flooded

    Average

    47.5

    46.5

    Typically Saturated

    Frequent Low

    46.0

    45.1

    Semipermanently Flooded

    Drudy

    Volusia

    Frequent High

    42.1

    41.0

    Seasonally Flooded

    Average

    40.6

    39.5

    Typically Saturated

    Frequent Low

    39.1

    38.1

    Semipermanently Flooded

    Echo

    Putnam

    Frequent High

    38.8

    37.9

    Seasonally Flooded

    Average

    36.7

    35.7

    Typically Saturated

    Frequent Low

    35.2

    34.3

    Semipermanently Flooded

    Emma

    Lake

    Frequent High

    94.1

    93.0

    Seasonally Flooded

    Average

    92.5

    91.4

    Typically Saturated

    Frequent Low

    91.1

    90.0

    Semipermanently Flooded

    Emporia

    Volusia

    Frequent High

    38.9

    37.8

    Seasonally Flooded

    Average

    35.8

    34.7

    Typically Saturated

    Frequent Low

    34.3

    31.6

    Semipermanently Flooded

    Estella

    Putnam

    Frequent High

    38.6

    37.7

    Seasonally Flooded

    Average

    37.2

    36.3

    Typically Saturated

    Frequent Low

    36.5

    35.5

    Semipermanently Flooded

    Fox

    Brevard

    Frequent High

    16.7

    15.4

    Temporarily Flooded

    Average

    15.3

    14.0

    Typically Saturated

    Frequent Low

    13.8

    12.6

    Semipermanently Flooded

    Geneva

    Clay

    Frequent High

    103.0

    101.9

    Seasonally Flooded

    Average

    101.0

    99.9

    Typically Saturated

    Frequent Low

    98.5

    97.4

    Semipermanently Flooded

    Georges Lake

    Putnam

    Frequent High

    98.4

    97.4

    Seasonally Flooded

    Average

    97.8

    96.9

    Typically Saturated

    Frequent Low

    97.0

    96.1

    Semipermanently Flooded

    Gertie

    Volusia

    Frequent High

    27.5

    26.5

    Temporarily Flooded

    Average

    25.6

    24.6

    Typically Saturated

    Frequent Low

    23.3

    22.4

    Semipermanently Flooded

    Gore

    Flagler

    Frequent High

    21.1

    20.0

    30

    3

    Average

    20.6

    19.6

    180

    1.5

    Frequent Low

    19.2

    18.2

    120

    5

    Grandin

    Putnam

    Frequent High

    81.5

    80.7

    30

    2

    Frequent Low

    78.6

    77.8

    120

    5

    Halfmoon

    Marion

    Frequent High

    49.7

    48.6

    Seasonally Flooded

    Average

    47.9

    46.7

    Typically Saturated

    Frequent Low

    46.5

    45.3

    Semipermanently Flooded

    Helen

    Volusia

    Frequent High

    46.1

    45.0

    Temporarily Flooded

    Average

    44.2

    43.2

    Typically Saturated

    Frequent Low

    43.6

    42.6

    Semipermanently Flooded

    Hires

    Volusia

    Frequent High

    41.0

    40.0

    Seasonally Flooded

    Average

    39.5

    38.4

    Typically Saturated

    Frequent Low

    38.0

    37.0

    Semipermanently Flooded

    Hokey

    Volusia

    Frequent High

    35.4

    34.4

    Seasonally Flooded

    Average

    33.7

    32.7

    Typically Saturated

    Frequent Low

    32.3

    31.3

    Semipermanently Flooded

    Hopkins Prairie

    Marion

    Frequent High

    25.8

    24.5

    Seasonally Flooded

    Average

    23.4

    22.1

    Typically Saturated

    Frequent Low

    22.0

    20.7

    Semipermanently Flooded

    Howell

    Putnam

    Frequent High

    34.5

    33.5

    Seasonally Flooded

    Average

    33.6

    32.7

    Typically Saturated

    Frequent Low

    31.8

    30.9

    Semipermanently Flooded

    Howell

    Seminole

    Frequent High

    53.7

    52.7

    Seasonally Flooded

     

     

    Average

    52.9

    51.9

    Typically Saturated

     

     

    Frequent Low

    51.5

    50.5

    Semipermanently Flooded

     

     

    Indian

    Volusia

    Frequent High

    36.2

    35.2

     

    30

    3

    Average

    35.0

    34.0

     

    180

    1.7

    Frequent Low

    32.8

    31.8

     

    120

    5

    Irma

    Orange

    Frequent High

    55.1

    54.1

    Seasonally Flooded

    Average

    54.8

    53.8

    Typically Saturated

    Frequent Low

    53.4

    52.4

    Semipermanently Flooded

    Kerr

    Marion

    Frequent High

    24.4

    23.3

    Seasonally Flooded

    Average

    22.9

    21.9

    Typically Saturated

    Frequent Low

    21.5

    20.5

    Semipermanently Flooded

    Lizzie

    Putnam

    Frequent High

    43.9

    43.0

    Seasonally Flooded

    Average

    42.7

    41.8

    Typically Saturated

    Frequent Low

    41.7

    40.8

    Semipermanently Flooded

    Louisa

    Lake

    Frequent High

    96.5

    95.6

    Seasonally Flooded

    Average

    95.4

    94.5

    Typically Saturated

    Frequent Low

    94.0

    93.0

    Semipermanently Flooded

    Lower Lake Louise

    Volusia

    Frequent High

    31.8

    30.8

    Seasonally Flooded

    Average

    31.2

    30.1

    Typically Saturated

    Frequent Low

    29.7

    28.7

    Semipermanently Flooded

    Lucy

    Lake

    Frequent High

    94.1

    93.0

    Seasonally Flooded

    Average

    92.5

    91.4

    Typically Saturated

    Frequent Low

    91.1

    90.0

    Semipermanently Flooded

    Magnolia

    Clay

    Frequent High

    124.7

    123.6

    Seasonally Flooded

    Average

    124.2

    123.1

    Typically Saturated

    Frequent Low

    121.4

    120.3

    Semipermanently Flooded

    Mall, Little Lake

    Putnam

    Frequent High

    38.7

    37.7

    Seasonally Flooded

    Average

    36.8

    35.8

    Typically Saturated

    Frequent Low

    35.2

    34.2

    Semipermanently Flooded

    Margaret

    Putnam

    Frequent High

    35.2

    34.3

    Seasonally Flooded

    Average

    34.5

    33.5

    Typically Saturated

    Frequent Low

    32.5

    31.5

    Semipermanently Flooded

    Martha

    Orange

    Frequent High

    53.5

    52.5

    Seasonally Flooded

    Average

    52.6

    51.6

    Typically Saturated

    Frequent Low

    51.2

    50.2

    Semipermanently Flooded

    Marvin

    Putnam

    Frequent High

    38.6

    37.6

    Seasonally Flooded

    Average

    37.3

    36.4

    Typically Saturated

    Frequent Low

    36.3

    35.3

    Semipermanently Flooded

    McGrady

    Putnam

    Frequent High

    41.5

    40.6

    Seasonally Flooded

    Average

    39.9

    38.9

    Typically Saturated

    Frequent Low

    37.8

    36.8

    Semipermanently Flooded

    McKasel

    Putnam

    Frequent High

    36.7

    35.7

    Seasonally Flooded

    Average

    35.5

    34.6

    Typically Saturated

    Frequent Low

    34.1

    33.1

    Semipermanently Flooded

    Melrose

    Putnam

    Frequent High

    105.2

    104.1

    Seasonally Flooded

    Average

    104.2

    103.1

    Typically Saturated

    Frequent Low

    102.8

    101.7

    Semipermanently Flooded

    Mills

    Seminole

    Frequent High

    42.5

    41.1

    Seasonally Flooded

    Average

    41.4

    40.3

    Typically Saturated

    Frequent Low

    39.9

    38.9

    Semipermanently Flooded

    Minneola

    Lake

    Frequent High

    96.0

    95.1

    Seasonally Flooded

    Average

    95.3

    94.4

    Typically Saturated

    Frequent Low

    93.9

    93.0

    Semipermanently Flooded

    Monroe

    Seminole and Volusia

    Frequent High

    2.8

    1.9

    30

    2

    Average

    1.2

    0.3

    180

    1.5

    Frequent Low

    0.5

    -0.4

    120

    5

    Nettles / English

    Putnam

    Frequent High

    44.3

    43.3

    Seasonally Flooded

    Average

    42.7

    41.9

    Typically Saturated

    Frequent Low

    41.7

    40.7

    Semipermanently Flooded

    Nicotoon

    Marion

    Frequent High

    54.7

    53.7

    Seasonally Flooded

    Average

    53.3

    52.3

    Typically Saturated

    Frequent Low

    51.9

    50.9

    Semipermanently Flooded

    Norris

    Lake

    Frequent High

    30.5

    29.4

    Seasonally Flooded

    Average

    29.7

    28.7

    Typically Saturated

    Frequent Low

    29.1

    28.1

    Semipermanently Flooded

    North Como Park

    Putnam

    Frequent High

    41.3

    40.4

    Seasonally Flooded

    Average

    39.7

    38.8

    Typically Saturated

    Frequent Low

    38.5

    37.6

    Semipermanently Flooded

    North Talmadge

    Volusia

    Frequent High

    55.6

    54.5

    Seasonally Flooded

    Average

    54.4

    53.3

    Typically Saturated

    Frequent Low

    52.9

    51.9

    Semipermanently Flooded

    Omega

    Putnam

    Frequent High

    57.4

    56.3

    Temporarily Flooded

    Average

    56.1

    55.0

    Typically Saturated

    Frequent Low

    54.0

    52.9

    Semipermanently Flooded

    Orio

    Putnam

    Frequent High

    37.1

    35.5

    Seasonally Flooded

    Average

    35.6

    34.6

    Typically Saturated

    Frequent Low

    34.7

    33.7

    Semipermanently Flooded

    Pam

    Putnam

    Frequent High

    39.3

    38.2

    Seasonally Flooded

    Average

    37.5

    36.4

    Typically Saturated

    Frequent Low

    36.1

    35.0

    Semipermanently Flooded

    Pearl

    Orange

    Frequent High

    53.5

    52.5

    Seasonally Flooded

    Average

    52.6

    51.6

    Typically Saturated

    Frequent Low

    51.2

    50.2

    Semipermanently Flooded

    Pierson

    Volusia

    Frequent High

    34.4

    33.3

    Seasonally Flooded

    Average

    33.8

    32.8

    Typically Saturated

    Frequent Low

    32.4

    31.3

    Semipermanently Flooded

    Pine Island

    Lake

    Frequent High

    107.7

    106.6

    Seasonally Flooded

    Average

    106.8

    105.7

    Typically Saturated

    Frequent Low

    105.4

    104.3

    Semipermanently Flooded

    Prevatt

    Orange

    Frequent High

    56.0

    54.9

    Seasonally Flooded

    Average

    53.0

    52.0

    Typically Saturated

    Frequent Low

    50.9

    49.9

    Semipermanently Flooded

    Prior

    Putnam

    Frequent High

    42.3

    41.3

    Seasonally Flooded

    Average

    40.0

    39.0

    Typically Saturated

    Frequent Low

    39.0

    38.0

    Semipermanently Flooded

    Purdom

    Volusia

    Frequent High

    37.0

    35.9

    Seasonally Flooded

    Average

    36.4

    35.3

    Typically Saturated

    Frequent Low

    35.0

    33.9

    Semipermanently Flooded

    Sand

    Putnam

    Frequent High

    40.9

    39.4

    Seasonally Flooded

    Average

    39.0

    38.0

    Typically Saturated

    Frequent Low

    36.6

    35.7

    Semipermanently Flooded

    Sand Hill / Lowry

    Clay

    Frequent High

    132.0

    130.9

    Seasonally Flooded

    Average

    131.6

    130.6

    Typically Saturated

    Frequent Low

    129.5

    128.4

    Semipermanently Flooded

    Savannah

    Volusia

    Frequent High

    31.1

    30.2

    Seasonally Flooded

    Average

    29.5

    28.4

    Typically Saturated

    Frequent Low

    28.0

    27.0

    Semipermanently Flooded

    Scoggin

    Volusia

    Frequent High

    35.0

    34.0

    Seasonally Flooded

    Average

    34.1

    33.1

    Typically Saturated

    Frequent Low

    32.7

    31.7

    Semipermanently Flooded

    Shaw

    Volusia

    Frequent High

    36.7

    35.7

    30

    3

    Average

    35.4

    34.4

    180

    1.7

    Frequent Low

    33.7

    32.7

    120

    3

    Silver

    Putnam

    Frequent High

    36.8

    35.8

    Seasonally Flooded

    Average

    35.1

    34.1

    Typically Saturated

    Frequent Low

    33.7

    32.7

    Semipermanently Flooded

    Smith

    Marion

    Frequent High

    54.6

    53.6

    Temporarily Flooded

    Average

    51.4

    50.4

    Typically Saturated

    Frequent Low

    50.0

    49.0

    Semipermanently Flooded

    South

    Brevard

    Frequent High

    16.7

    15.5

    Temporarily Flooded

    Average

    15.3

    14.0

    Typically Saturated

    Frequent Low

    13.8

    12.6

    Semipermanently Flooded

    South Como Park

    Putnam

    Frequent High

    38.1

    37.2

    Seasonally Flooded

    Average

    36.7

    35.8

    Typically Saturated

    Frequent Low

    35.3

    34.4

    Semipermanently Flooded

    Star

    Putnam

    Frequent High

    77.5

    76.5

    Seasonally Flooded

    Average

    75.4

    74.4

    Typically Saturated

    Frequent Low

    74.0

    73.0

    Semipermanently Flooded

    Stella

    Putnam

    Frequent High

    39.4

    38.4

    Seasonally Flooded

    Average

    38.6

    37.6

    Typically Saturated

    Frequent Low

    37.2

    36.1

    Semipermanently