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PoolChemLog

Ga. Comp. R. & Regs. 511-3-5 (Public Swimming Pools, Spas, and Recreational Water Parks)

Georgia pool chemical log requirements

What a Georgia public or semi-public pool must test, the legal ranges, what goes in the log and how long to keep it — every rule with the section of the code. Checked September 19, 2026.

Test
At least twice a day while open511-3-5-.22(9)
Keep the log
Not set by the rule511-3-5-.22
Rules
Public swimming poolGa. Comp. R. & Regs. 511-3-5 (Public Swimming Pools, Spas, and Recreational Water Parks)
Free chlorine
2.010.0

2.0 to 10.0 ppm · pools using cyanuric acid, ideal 2.0–5.0

511-3-5-.17
Combined chlorine
0.40.0

no more than 0.4 ppm

511-3-5-.17
pH
7.27.8

7.2 to 7.8 · ideal 7.4–7.6

511-3-5-.17
Total alkalinity
60180

60 to 180 ppm

511-3-5-.17
Calcium hardness
1501,000

150 to 1,000 ppm

511-3-5-.17
Cyanuric acid
900

no more than 90 ppm · ideal 30–50

511-3-5-.17
Free log sheet for Georgia

Pool operator record · one month, letter landscape · columns for FC, CC, pH

Log on your phone instead
Sources (3) — every number above is cited

The state rule applies only in counties that had no local pool rules in effect on December 31, 2000 (511-3-5-.02(4)): check with your county environmental health office.

ORP monitoring does not replace testing with a standard test kit.

Legal ranges

ParameterPoolSpaSource
Free chlorine2–10 ppm3–10 ppm511-3-5-.17
Combined chlorineat most 0.4 ppmat most 0.4 ppm511-3-5-.17
pH7.2–7.8 7.2–7.8 511-3-5-.17
Total alkalinity60–180 ppm60–180 ppm511-3-5-.17
Calcium hardness150–1000 ppm150–1000 ppm511-3-5-.17
Cyanuric acidat most 90 ppmat most 90 ppm511-3-5-.17
Water temperature—at most 104 °F511-3-5-.17

Testing frequency

At least twice a day while open (511-3-5-.22(9)). Pools: free chlorine or total bromine and pH tested at least two times daily during the hours of operation.

  • Total alkalinity weekly (511-3-5-.22(9))
  • Calcium hardness monthly (511-3-5-.22(9))
  • Cyanuric acid every two weeks if stabilized chlorine is the main disinfectant, otherwise monthly (511-3-5-.22(9))

What the log must show

  • Water chemistry test results and corrective actions at each operator visit
  • Chemicals used and the amounts
  • Contamination incidents, in a separate log
  • Signature of the trained operator or responsible person (DPH operator record)

Keep it Not set by the rule (511-3-5-.22). The rule requires operator records but sets no retention period. The CDC's model code recommends three years.

What the inspector checks

  • The operator record, signed
  • The trained operator's current certificate
  • Disinfectant and pH inside the ranges
  • Main drain covers or marker tile visible
  • Chemical feeder working

When the pool must close

  • Water tests outside the ranges of rule .17 — the operator must close the pool
  • Disinfectant below the minimum or pH out of range
  • Chemical feeder not working
  • Main drain not visible
  • Fecal contamination

Who may operate the pool

A trained operator with a current certificate from an approved course (CPO, AFO, LAFT or CPT, list revised May 2025), who visits at least twice a week.

The state rule applies only in counties that had no local pool rules in effect on December 31, 2000 (511-3-5-.02(4)): check with your county environmental health office.

ORP monitoring does not replace testing with a standard test kit.

Log Georgia readings on your phone

Every reading checked against the ranges above, the corrective action recorded, and the Georgia sheet filled for the inspector.

Sources

This page summarizes the state code; your county or city health department may add requirements. It is not legal advice.