Environmental Rules in Putnam County, FL (2026)
4 rules for unincorporated Putnam County, Florida.
Verified from official government sources
Stormwater Management
In unincorporated Putnam County, installing or altering a drainage structure, creating a new drainage channel or changing a drainage basin's characteristics requires a permit from the county Public Works Director before any other construction permit issues, except for a single-family home or duplex, or a project under five acres with less than 8,000 square feet of impervious surface per acre, under Putnam County Code section 14-24.
Putnam County Drainage Permit Rules
Some RestrictionsPutnam County Code § 14-24
Sec. 14-24. - Permit. (a)No person shall install or alter drainage structures, develop new drainage channels, or modify drainage basin characteristics without first securing a permit therefor from the county public works director. No other construction permits will be issued by the county until permits required pursuant to this section have been obtained and all terms and conditions of such per...
Erosion Control
In unincorporated Putnam County, any drainage ditch graded two percent or steeper, with sidewall slopes steeper than 3:1, or where it meets a deeper ditch, must get erosion control such as paving, rip-rap, ditch checks or sodding right after final grading, and mitered headwall installations need a two-foot sod strip, under Putnam County Code section 14-34.
Putnam County Ditch Erosion Control Rule
Some RestrictionsPutnam County Code § 14-34
Sec. 14-34. - Erosion control. (a)In ditches with a grade greater than or equal to a two percent and/or sidewall slopes greater than 3:1, and where ditches intersect deeper drainage ditches, erosion control shall be provided immediately after final grade is completed such that the soils in the ditch will remain substantially in place during design frequency storm events. Erosion control shall c...
Flood Zones
Any development wholly or partly inside a Putnam County flood hazard area needs a floodplain development permit before work starts, on top of any Florida Building Code permit, under the county's floodplain management ordinance in Chapter 45 of the county code.
Putnam County Floodplain Development Permit
Some RestrictionsPutnam County Code § 45-429(a)
(a)Permits required. Any owner or owner's authorized agent (hereinafter "applicant") who intends to undertake any development activity within the scope of this section, including buildings, structures and facilities exempt from the Florida Building Code, which is wholly within or partially within any flood hazard area shall first make application to the floodplain administrator, and the buildin...
Boat Dock Permits
Putnam County's Land Development Code lets docks and boathouses sit in the waterfront setback but caps boathouses at 600 square feet, bars enclosure as habitable space, and requires compliance with FDEP and Army Corps permitting under § 45-110(2).
Putnam County Boat Dock and Boathouse Rules
Some RestrictionsPutnam County Code § 45-110(2)
(2)Boathouses and docks.a.The term "boathouse" means a structure where a personal, recreational watercraft is stored, and includes the term boat shelter. A dock, or pier, is a boardwalk type structure that extends over water to allow direct access to the water for fishing, swimming or boating, and may include a boathouse.b.A boathouse or dock cannot be enclosed or used as a habitable structure....
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