# North Orange County Regional Occupational Program Opengov #017-3116401-GM

Orange County on-call industrial hygiene services

**Posted:** October 26, 2026
**Respond By:** November 16, 2026
**Identifier:** 017-3116401-GM
**NAICS:** 541620

Orange County is seeking an on-call provider for industrial hygiene services at County facilities, with work ordered as needed and no guaranteed usage.
- **Buyer:** County of Orange — County Executive Office, Budget & Finance; Procurement and Contract Services.
- **Scope:** Exposure and sampling assessments; environmental quality and vapor-intrusion evaluations; PPE and confined-space assessments; welding hazards; physical, chemical, and biological hazard evaluations; health and toxicological risk assessments; job-hazard analyses; biological monitoring; ventilation; ergonomics; training; auditing; laboratory services; and formal reporting.
- **Hazards and systems:** Includes noise, vibration, lighting, thermal stress, radiation, asbestos, lead, silica, chemicals, metals, biological hazards, local exhaust and HVAC, and biosafety and laboratory hoods.
- **Staffing and pricing:** The rate schedule requests weekday and after-hours/weekend/holiday rates across three pricing years for a Project Manager, Toxicologist, Certified Industrial Hygienist, Certified Safety Professional, Industrial Hygienist, Certified Asbestos Consultant, Certified Lead Inspector/Assessor, Technician, Certified Professional Ergonomist, and Clerical Assistant. Rates and quantities are not provided.
- **Key qualifications and response requirements:** Personnel must hold applicable credentials and meet experience requirements. A Certified Professional Ergonomist and Diplomate of the American Board of Toxicology must be available for subcontracting when requested. Testing laboratories must comply with ISO/IEC 17025:2017 and maintain active AIHA-LAP accreditation. Routine requests require a response within 24 hours or the next business day; emergencies may require on-site mobilization within two hours, supported by 24/7 dispatch.
- **Named organizations:** The solicitation references the Board for Global EHS Credentialing, Board of Certified Safety Professionals, California Division of Occupational Safety and Health, California Department of Public Health, Board of Certification in Professional Ergonomics, American Board of Toxicology, and American Industrial Hygiene Association Laboratory Accreditation Programs. These are credentialing, regulatory, or accreditation organizations, not identified product vendors or OEMs.
- **Additional attachment scope:** One attachment excerpt also mentions design and construction services, but provides no detailed scope, quantities, or part numbers for that work.

### Description

The County of Orange is seeking proposals for industrial hygiene services at various County locations and facilities, on an as-needed basis; usage is not guaranteed. The contractor must provide the staffing, labor, equipment, materials, and incidentals required, and services cover exposure assessments and a range of physical, chemical, and biological hazards, ventilation, ergonomics, and related training and audits. Proposals must be submitted electronically through the County eProcurement Portal. The solicitation includes specified staff certifications and experience, response-time and emergency-dispatch requirements, and proposal and reporting requirements.

[View original listing](https://procurement.opengov.com/portal/ocgov/projects/284502)