40C-8.031 : Minimum Surface Water Levels and Flows and Groundwater Levels - Florida Administrative Rules, Law, Code, Register

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Rule: 40C-8.031 Prev Up Next

Rule Title: Minimum Surface Water Levels and Flows and Groundwater Levels
Department:	WATER MANAGEMENT DISTRICTS	Add to MyFLRules Favorites
Division:	St. Johns River Water Management District
Chapter:	MINIMUM FLOWS AND LEVELS

Latest version of the final adopted rule presented in Florida Administrative Code (FAC):

	Effective Date:	2/24/2025
	History Notes:	Rulemaking Authority 373.042, 373.044, 373.113 FS. Law Implemented 373.042, 373.0421, 373.103, 373.415 FS. History–New 9-16-92, Amended 8-17-94, 6-8-95, 1-17-96, 8-20-96, 10-20-96, 11-4-98, 6-27-00, 2-13-01, 3-19-02, 5-12-03, 11-10-03, 1-12-04, 2-1-06, 12-3-06, 5-10-07, 5-24-07, 1-11-10, 8-22-13, 4-3-14, 11-25-14, 12-31-14, 1-31-16 (4)(aaa), 1-31-16 (4)(ssss), 2-1-17 (4)(w), 2-1-17 (6), (8), 6-27-17 (7), 6-29-17 (5), (8), (9), 1-30-19, 9-30-20, 9-28-21, 2-24-25.
	References in this version:	Ref-07783 Baseline Flow (incorporated by reference in 40C-8.031(6)(b)) Ref-08325 Alexander Springs adjusted flow-time series data Ref-08326 Gemini Springs adjusted flow-time series data Ref-08327 Silver Glen Springs adjusted flow-time series data Ref-10225 Lochloosa Lake Time Series Data Ref-12168 Lake Butler time series data from 1949-2018 Ref-13524 Lake Brooklyn MFL time series data (September 2021) Ref-13525 Lake Geneva MFL time series data (September 2021) Ref-17728 Apshawa Lake South MFL time series data (February 2025)

History of this Rule since Jan. 6, 2006

Section	Description	ID	Publish Date

Development 40C-8.031	The purpose and effect of the proposed rule amendment will be to adopt: (1) minimum water levels and flows for the lower Ocklawaha River at SR40, and (2) minimum water levels for the following lakes in the following counties: ....	14017390	1/6/2014 Vol. 40/03
Development 40C-8.031	The purpose and effect of the proposed rule amendment will be to adopt minimum water levels and flows for Silver Springs and the Silver River in Marion County.	14013510	1/6/2014 Vol. 40/03
Development 40C-8.031	The purpose and effect of the proposed rule amendment will be to amend the established minimum water levels for Lake Apshawa North and Lake Apshawa South in Lake County.	13969860	12/20/2013 Vol. 39/246
Development 40C-8.031	The purpose and effect of the proposed rule amendment will be to amend the established minimum water levels for Lake Prevatt in Orange County and Sylvan Lake in Seminole County.	13969763	12/20/2013 Vol. 39/246
Development 40C-8.031	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) ....	13928150	12/12/2013 Vol. 39/240

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