Bartow County, GA Environmental Rules: Stormwater Management (2026)
Key Facts
- Trigger threshold
- 5,000 sq ft impervious or 1 acre disturbed
- Rainfall capture
- First 1.0 inch retained on-site
- Overbank protection
- 25-year, 24-hour storm controlled
- Extreme flood standard
- 100-year, 24-hour storm
- Administered by
- Bartow County Engineer
- Governing law
- Bartow County Code § 34-558
Summary
New development or redevelopment in unincorporated Bartow County that disturbs an acre or adds 5,000 square feet of impervious surface must retain the first inch of rainfall on-site and hold post-development peak discharge for the 25-year storm to pre-development levels, under the county's stormwater management article administered by the county engineer.
1.Runoff reduction. The stormwater management system shall be designed to retain the first 1.0 inch of rainfall on the site using runoff reduction methods, to the maximum extent practicable. ... (6)Overbank flood protection. Downstream overbank flood protection shall be provided by controlling the post-development peak discharge rate to the pre-development rate for the 25-year, 24-hour storm event.
Full Breakdown
Chapter 34, Article VII of the Bartow County Code requires a stormwater management plan for new development or redevelopment that creates 5,000 square feet or more of new impervious surface, or disturbs one acre or more of land, including projects that reach that threshold cumulatively as part of a larger subdivision. 2-inch rainfall event. Stream channel protection requires 24-hour extended detention of the one-year, 24-hour storm, plus erosion prevention measures and preservation of the applicable stream buffer. Downstream overbank flood protection must hold the post-development peak discharge rate to the pre-development rate for the 25-year, 24-hour storm, and extreme flood protection must keep the 100-year, 24-hour storm from worsening flooding.
Streams designated as trout waters get additional temperature protection: no elevation of natural stream temperature in primary trout waters, and no more than a two-degree Fahrenheit rise in secondary trout waters. Projects must go through a pre-submittal meeting, a stormwater concept plan, and a full stormwater management plan sealed by a Georgia-licensed engineer or landscape architect, and post a bond covering the full estimated construction cost of the system before a land disturbance permit issues.
Violations & Fines
A stormwater system built or operated out of compliance with its approved plan, or a failure to submit as-built drawings or a final BMP landscaping plan, is treated as a violation of the underlying land disturbance or building permit under section 34-565, exposing the owner to the same notices of violation, stop work orders and penalties available for any other land disturbance permit violation in Chapter 34.
Frequently Asked Questions
What size project needs a stormwater management plan in Bartow County?
How much rainfall must the system capture on-site?
Are single-family homes exempt from the stormwater rules?
Who reviews and inspects Bartow County stormwater plans?
Sources & Official References
Other rules in Bartow County
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