pH, free chlorine, combined chlorine, temperature logged daily with time + staff initials. Retain 1-3 years minimum. Use our daily log template if you don't have one.
Filter cleanings, sanitizer additions, repairs, parts replaced — date, technician name, and photos when applicable. Inspectors will ask "when was the chiller last serviced?"
Any user complaints (skin reactions, dizziness, illness), injuries, or near-misses logged with date, description, response action, follow-up. Empty log = either you got lucky or you're not documenting.
Current public pool/spa permit from your county Environmental Health office, posted visibly. Most CA counties require annual renewal.
All drain covers stamped ASME/ANSI A112.19.8 compliant. Manufacturer compliance certificate filed. Federal law since 2008 — non-compliance is civil penalty + lawsuit territory.
Monthly visual check for cracks, gaps, missing screws. Replacement on manufacturer schedule (typically 5-7 years).
Annual minimum (monthly preferred) GFCI test on all circuits serving the cold plunge. Press TEST button → breaker trips → reset → confirm. Sign + date the log.
All conductive equipment within 5 ft of water properly bonded per NEC Article 680. Documented at install + periodic inspection. Licensed electrician sign-off.
Refrigerant pressure check, condenser coil clean, compressor inspection. Must be done by EPA 608 certified tech (federal law for refrigerant handling). Log dated + signed by tech with cert number.
Posted visibly near plunge entry. Hours of operation, age limits, supervision requirements, depth, emergency contact, maximum bather load.
"Do not use if pregnant, history of cardiovascular conditions, uncontrolled hypertension, recent surgery, intoxicated." Reduces liability + meets inspector expectations.
"Do not exceed 5 minutes of immersion. Exit immediately if you feel dizzy, nauseous, or unable to control breathing." Industry-standard guidance.
"Emergency: call 911. Facility manager contact: [name + phone]." Visible from plunge area.
Water depth clearly marked at entry. Cold plunges deep enough to fully submerge typically require legible depth indication per local code.
Lighting sufficient to see water clarity + identify emergency. Surrounds rated non-slip when wet.
At least one Certified Pool Operator on staff (Pool & Hot Tub Alliance, 2-day course, ~$300). Most CA county inspectors expect this for public-access commercial plunges.
Front-desk + floor staff training on daily upkeep, log entry, emergency procedures. Sign-in sheet with date filed.
Written + visible: what to do if user is unresponsive, calling 911, AED location, water shut-off, post-incident reporting steps.