NYC Cooling Tower Compliance (LL77)
Water Treatment Program, MPP, Compliance Inspections, 30 & 90-day Inspections, Legionella testing, Monitoring, and Comprehensive Documentation & Reporting.
LL77 Program
Registration, routine inspections, seasonal startup/layup, and annual certification support.
Maintenance Program & Plan (MPP)
We create and operate your site-specific MPP, authored by a qualified person as defined by NYC LL77.
Testing & Monitoring
- Field chemistry
- 30-day accredited lab Legionella testing
- Water quality testing
- Weekly/Monthly bacteria testing
- 90-day tower inspections
- Tailored preventive maintenance program
Documentation
- Electronic logbooks, SOPs, sampling plans, corrective actions, trend reports
- NYC/NYS Cooling Tower Portal management
- Site-specific MPP binder for compliance documentation
- Staff guidance and training
Cooling Tower Maintenance Program & Plan (MPP)
We tailor your Cooling Tower MPP to your system—aligned with NYC DOHMH guidance and Local Law requirements—so you stay safe, efficient, and inspection-ready.
- Site-specific inventory & schematics
- Risk assessment & control measures (biocides, bleed, cycles)
- Routine monitoring & sampling schedule (including Legionella testing)
- Cleaning & disinfection program (startup, seasonal, corrective)
- Corrective actions & escalation procedures
- Roles & responsibilities (Owner/Responsible Person, Service Provider)
- Electronic logbooks and annual certification support
Detailed Services
1) Assessment & Program Setup
- On-site review of tower condition, treatment equipment, and controls
- Baseline water testing; chemistry optimization and setpoints
- Drafting of MPP, SOPs, sampling plan, and logbook structure
2) Cleaning & Disinfection
- Pre-season startup, seasonal layup, and corrective cleanings
- Biocide programs & passivation as needed
3) Testing, Monitoring & Reporting
- Field testing (conductivity, pH, ORP, residuals) and lab testing (incl. Legionella)
- Optional remote monitoring and trend reports with alerts
4) Documentation & Certification Support
- Electronic logbooks: visits, readings, chemicals, actions
- Records prepared for routine and annual certification
Related services
Simple Process
1) Intake call • 2) Site survey • 3) MPP & treatment setup • 4) Ongoing service & reporting
Cooling Tower FAQ
What’s the benefit of an MPP? A building-specific plan aligns monitoring, testing, cleaning, and corrective actions—so you can demonstrate due diligence and be inspection-ready.
Do you handle Legionella testing? Yes—sampling per your MPP with accredited lab analysis and documented corrective actions when needed.
Can you support annual certification? We organize records and provide guidance to help complete the annual certification process.
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