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Water Sampler Jobs in California (NOW HIRING)

Essel

Water Supply Operator I

Pomona, CA · On-site

Collects samples for analytical purposes * Performs calculations related to dosing, flow rates, pressure and other weights and measures associated with water supply and treatment operations

Essel

Water Supply Operator I

Pomona, CA · On-site

Collects samples for analytical purposes * Performs calculations related to dosing, flow rates, pressure and other weights and measures associated with water supply and treatment operations

Essel

Water Supply Operator I

Pomona, CA

Collects samples for analytical purposes * Performs calculations related to dosing, flow rates, pressure and other weights and measures associated with water supply and treatment operations

Tucsonaz

Water System Operator

Newberry Springs, CA

Drives to various locations to collect, test, and analyze water samples. Adjusts chemical feed rates to comply with local, state, and federal regulations. * Receives and resolves service calls from ...

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All JobsWater Sampler JobsWater Sampler Jobs in California

Water Sampler information

See California salary details

$5

$23

$61

How much do water sampler jobs pay per hour?

As of Aug 11, 2026, the average hourly pay for water sampler in California is $23.58, according to ZipRecruiter salary data. Most workers in this role earn between $17.07 and $20.62 per hour, depending on experience, location, and employer.

What are the main challenges a water sampler may face in the field and how can they be addressed?

Water Samplers often work in diverse outdoor environments and may encounter challenges such as inclement weather, difficult terrain, or accessing remote sampling locations. Ensuring the integrity of samples during collection and transport is critical, requiring attention to proper procedures and contamination prevention. Effective communication with laboratory staff and adherence to safety protocols also play key roles in overcoming these challenges. Preparation, appropriate equipment, and ongoing training help Water Samplers address these issues and maintain high-quality data collection.

What is the difference between Water Sampler vs Water Quality Technician?

AspectWater SamplerWater Quality Technician
CertificationsWater sampling certifications, EPA certificationsWater quality testing certifications, EPA certifications
Work EnvironmentField sampling sites, laboratoriesLaboratories, field testing sites
Employer & IndustryEnvironmental agencies, research labs, consulting firmsEnvironmental agencies, water treatment plants, consulting firms

Water Samplers primarily focus on collecting water samples from various locations for analysis, while Water Quality Technicians perform detailed testing and analysis of water samples to assess quality. Both roles often require similar certifications and work in related environments, but their core responsibilities differ: sampling versus testing and analysis.

What does a water sampler do?

A Water Sampler is responsible for collecting water samples from various sources such as rivers, lakes, reservoirs, or treatment plants to test for contaminants and ensure water quality. They follow strict protocols to prevent contamination during the collection process and may use specialized equipment for sampling. After collecting the samples, they often transport them to a laboratory for analysis and may assist in interpreting the results. Water Samplers play a crucial role in environmental monitoring and public health by helping to ensure that water meets safety standards.

What are the key skills and qualifications needed to thrive as a water sampler, and why are they important?

To thrive as a Water Sampler, you need a solid understanding of environmental science, sampling protocols, and data collection, typically supported by a relevant degree or on-the-job training. Familiarity with field sampling equipment, GPS devices, and laboratory information management systems (LIMS) is essential. Attention to detail, strong organizational skills, and the ability to communicate findings clearly are crucial soft skills. These competencies ensure accurate sampling, reliable data, and effective reporting, which are vital for maintaining water quality and regulatory compliance.

How does water sampling work?

A water sampler collects water samples from specific locations and depths using specialized equipment such as bottles, pumps, or grab samplers. The samples are then analyzed in a laboratory to assess water quality, contaminants, or other parameters, often requiring proper handling and documentation. Water sampling technicians need knowledge of sampling protocols and safety procedures.
What are popular job titles related to Water Sampler jobs in California? For Water Sampler jobs in California, the most frequently searched job titles are:
What job categories do people searching Water Sampler jobs in California look for? The top searched job categories for Water Sampler jobs in California are:
Water Sampler jobs near you
Infographic showing various Water Sampler job openings in California as of August 2026, with employment types broken down into 83% Full Time, 13% Part Time, 2% Temporary, 1% Contract, and 1% Nights. Highlights an 94% Physical, 3% Hybrid, and 3% Remote job distribution, with an average salary of $49,053 per year, or $23.6 per hour.

Part-Time Water Quality Sampler / Licensed Water System Operator

I-2-I Solutions, Inc.

Malibu, CA • On-site

Part-time

Posted 26 days ago

Job description

Part-Time Water Quality Sampler / Licensed Water System Operator

Location: Malibu, California
Worksites: Circle X Ranch and Arroyo Sequit, Santa Monica Mountains National Recreation Area
Employment Type: Part-Time / On-Call
Anticipated Start Date: August 1, 2026
Schedule: Weekdays between 8:00 a.m. and 4:00 p.m.

Position Summary

I-2-I Solutions is seeking a qualified Water Quality Sampler and Licensed Water System Operator to perform drinking-water sample collection, field testing, documentation, and sample transportation services at two National Park Service well-water systems in Malibu, California.

The position is part-time and route-based. The selected individual will conduct biweekly, monthly, and annual sampling activities and deliver collected samples to a California Environmental Laboratory Accreditation Program, or CA ELAP, certified laboratory.

The successful candidate must be dependable, detail-oriented, familiar with drinking-water sampling procedures, and capable of maintaining accurate chain-of-custody and site-log documentation.

Primary Responsibilities
  • Collect bacteriological and drinking-water samples from the Circle X and Arroyo Sequit water systems.
  • Conduct biweekly coliform sampling at designated system locations.
  • Collect monthly raw-water bacteriological samples.
  • Collect THM, HAA5, nitrate, nitrite, and other required compliance samples according to the approved sampling schedule.
  • Conduct field chlorine-residual testing during distribution-system sampling.
  • Verify and document chlorine readings on the chain-of-custody form and in the applicable well-house log.
  • Properly label, preserve, store, and transport samples in accordance with regulatory and laboratory requirements.
  • Deliver samples to a CA ELAP-certified laboratory within the required sample holding times.
  • Complete accurate chain-of-custody documentation for each sample.
  • Record sampling dates, times, locations, test results, and other required information in site logs.
  • Notify the project manager promptly of abnormal field readings, access problems, missed samples, damaged equipment, or other issues.
  • Follow applicable federal, California, OSHA, National Park Service, and water-system safety requirements.
  • Protect government property, keys, facilities, and sensitive site information.
  • Coordinate sampling dates and laboratory deliveries with the project manager and laboratory personnel.
  • Perform repeat or corrective sampling when authorized and required.

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