Environmental testing is the laboratory analysis of environmental samples to identify, measure, and evaluate chemical, biological, physical, and other characteristics of materials such as water, soil, sediment, air, and waste.
Environmental testing plays an important role in protecting public health, monitoring environmental conditions, supporting regulatory programs, investigating contamination, managing industrial operations, and evaluating environmental risks.
Behind every environmental test is a complex laboratory workflow involving sample collection, chain of custody, laboratory analysis, quality control, data review, and reporting.
LEAF LIMS helps environmental laboratories manage that workflow through a centralized laboratory information management system designed to connect samples, testing, data, instruments, quality processes, reporting, and clients.
What Is Environmental Testing?
Environmental testing is the process of collecting and analyzing samples from the environment to determine their composition, characteristics, and potential impact on human health, ecosystems, or regulatory requirements.
Environmental laboratories may test:
- ✓Drinking water
- ✓Wastewater
- ✓Groundwater
- ✓Surface water
- ✓Stormwater
- ✓Soil
- ✓Sediment
- ✓Air
- ✓Waste
- ✓Hazardous materials
- ✓Industrial samples
- ✓Other environmental matrices
Testing can involve many different analytical disciplines, including chemical, microbiological, physical, and other specialized analyses.
The specific tests performed depend on the sample type, project objectives, applicable requirements, and laboratory capabilities.
Why Is Environmental Testing Important?
Environmental testing provides objective laboratory data that can be used to understand environmental conditions and make informed decisions.
Organizations use environmental testing to:
- ✓Monitor water quality
- ✓Evaluate soil conditions
- ✓Investigate contamination
- ✓Support remediation projects
- ✓Monitor industrial discharges
- ✓Evaluate drinking water
- ✓Characterize wastewater
- ✓Monitor groundwater
- ✓Assess surface water
- ✓Support environmental compliance
- ✓Protect public health
- ✓Support environmental investigations
- ✓Establish baseline environmental conditions
- ✓Track changes over time
For laboratories, producing reliable environmental data requires more than performing an analytical test.
The entire sample lifecycle must be controlled and documented.
How Does Environmental Testing Work?
Although environmental laboratory workflows vary, a typical environmental testing process follows several stages.
01Sample Collection
Environmental samples are collected from a specific location using procedures appropriate to the project and sample type.
Collection information can include:
- ✓Location
- ✓Date and time
- ✓Sample identifier
- ✓Matrix
- ✓Sampling personnel
- ✓Project
- ✓Requested analyses
- ✓Field measurements
- ✓Other project-specific information
Accurate collection information establishes the context for the laboratory analysis.
02Chain of Custody
After collection, samples must be transferred to the laboratory while maintaining appropriate documentation. Chain of custody provides a record of sample handling and movement.
The laboratory may need to document information such as:
- ✓Sample identification
- ✓Collection information
- ✓Custody transfers
- ✓Laboratory receipt
- ✓Sample condition
- ✓Storage
- ✓Analytical assignments
A centralized LIMS can help maintain this information throughout the sample lifecycle.
03Sample Receipt and Accessioning
When samples arrive at the laboratory, personnel verify the shipment and enter the samples into the laboratory’s information system.
The laboratory may verify:
- ✓Sample identification
- ✓Containers
- ✓Sample condition
- ✓Temperature
- ✓Collection information
- ✓Requested analyses
- ✓Custody documentation
- ✓Receipt time
- ✓Holding-time requirements
The samples are then assigned to the appropriate laboratory workflows.
04Laboratory Analysis
Laboratory personnel perform the requested analyses using applicable analytical procedures.
Depending on the project, testing may involve:
- ✓Chemistry
- ✓Microbiology
- ✓Metals
- ✓Organic compounds
- ✓Nutrients
- ✓Physical parameters
- ✓Other specialized analyses
Laboratory instruments can generate substantial amounts of analytical information. A LIMS can centralize that information and connect it to the appropriate samples and tests.
05Quality Control
Environmental laboratories use quality-control procedures to evaluate the reliability and validity of analytical results.
QC activities can include appropriate blanks, duplicates, spikes, controls, calibrations, batch controls, and other laboratory-specific procedures.
A LIMS can help laboratories associate QC information with the appropriate analytical batches and samples.
06Data Review
Analytical results are reviewed according to laboratory procedures.
The review process may include:
- ✓Result verification
- ✓QC evaluation
- ✓Calculations
- ✓Qualifiers
- ✓Detection and reporting limits
- ✓Method requirements
- ✓Technical review
- ✓Approval
Electronic workflows can help laboratories create a consistent process for reviewing and approving results.
07Environmental Reporting
Once results have been reviewed and approved, the laboratory produces the required deliverables.
These may include:
- ✓Certificates of analysis
- ✓Laboratory reports
- ✓Analytical result tables
- ✓Project reports
- ✓Electronic data deliverables
- ✓Client-specific formats
- ✓Regulatory or program-specific data
A LIMS can automate many of these reporting processes using the laboratory’s centralized data.
Types of Environmental Testing
Environmental testing encompasses many different sample types and analytical disciplines.
Water Testing
Water testing is one of the largest areas of environmental laboratory analysis.
Laboratories may test:
- ✓Drinking water
- ✓Wastewater
- ✓Groundwater
- ✓Surface water
- ✓Stormwater
- ✓Industrial water
- ✓Process water
Testing can evaluate chemical, biological, physical, and other characteristics of water. A water testing LIMS can help laboratories manage the associated samples, analyses, QC, results, and reporting.
Learn more about Water Testing LIMS ›
Soil Testing
Environmental soil testing is used to evaluate soil conditions and identify potential contaminants.
Soil testing may support:
- ✓Environmental site assessments
- ✓Remediation projects
- ✓Brownfield investigations
- ✓Industrial property investigations
- ✓Construction projects
- ✓Environmental monitoring
- ✓Site characterization
Depending on the project, laboratories may analyze soil for metals, organic compounds, petroleum-related constituents, and other parameters. A LIMS can connect soil samples with their locations, projects, analytical methods, results, and reports.
Sediment Testing
Sediment can accumulate contaminants from surrounding water and land environments.
Sediment testing may be performed as part of:
- ✓Environmental investigations
- ✓Dredging projects
- ✓Remediation
- ✓Water-quality programs
- ✓Ecological assessments
- ✓Industrial investigations
A laboratory information management system helps maintain the connection between sediment samples, sampling locations, analytical work, QC, and reporting.
Air and Emissions Testing
Environmental laboratories may also support air-quality and emissions testing programs.
Depending on the laboratory and project, testing can involve:
- ✓Ambient air
- ✓Industrial emissions
- ✓Particulate matter
- ✓Volatile compounds
- ✓Other air contaminants
Air testing can generate complex analytical datasets that benefit from centralized laboratory data management.
Waste Testing
Waste testing is used to characterize waste materials and evaluate their chemical and physical properties.
Laboratories may test:
- ✓Industrial waste
- ✓Solid waste
- ✓Hazardous waste
- ✓Wastewater residuals
- ✓Other regulated or potentially contaminated materials
Because waste-testing programs can involve detailed sample information and project-specific reporting, centralized sample and data management can be particularly valuable.
Hazardous Materials Testing
Environmental laboratories may analyze materials suspected of containing hazardous substances.
Testing may support:
- ✓Environmental investigations
- ✓Remediation
- ✓Industrial projects
- ✓Property assessments
- ✓Waste characterization
- ✓Regulatory programs
A LIMS can help laboratories maintain traceability from sample receipt through analysis and reporting.
Common Environmental Laboratory Analyses
Environmental testing can involve a wide range of analytical disciplines. Depending on the laboratory’s scope, environmental analysis may include:
Metals Analysis
Testing for metals and other elemental constituents in environmental matrices.
Organic Analysis
Testing for organic compounds associated with environmental contamination and industrial activity.
Microbiological Testing
Testing for microorganisms and microbiological indicators in environmental samples, including water.
Nutrient Analysis
Measurement of nutrients and related parameters in water and other environmental matrices.
Physical Testing
Measurement of physical characteristics such as temperature, pH, conductivity, turbidity, and other parameters.
Chemical Analysis
A broad range of chemical testing used to characterize environmental samples.
The exact methods and parameters depend on the laboratory, matrix, project, and applicable requirements.
Environmental Testing Laboratories
Environmental testing laboratories provide analytical services to organizations that need reliable information about environmental samples.
Customers may include:
- ✓Municipalities
- ✓Water utilities
- ✓Industrial companies
- ✓Environmental consultants
- ✓Engineering firms
- ✓Government agencies
- ✓Manufacturing organizations
- ✓Property owners
- ✓Remediation companies
- ✓Other commercial laboratories
Many environmental laboratories operate as contract laboratories, receiving samples from multiple customers and projects. This makes efficient sample management and laboratory information management especially important.
Environmental Testing Challenges
Environmental laboratories operate in a data-intensive environment. Common operational challenges include:
- High Sample Volumes
- Laboratories may process thousands or more samples across many clients and projects.
- Complex Sample Information
- Each sample can have information about location, collection, custody, matrix, requested tests, methods, and reporting requirements.
- Multiple Analytical Methods
- Different matrices and projects can require different analytical workflows.
- Strict Time Requirements
- Some analyses have important holding-time considerations.
- Large Amounts of Data
- Modern analytical instruments generate substantial amounts of laboratory data.
- Quality-Control Requirements
- Laboratories must maintain appropriate quality-control processes and documentation.
- Client-Specific Reporting
- Different customers and projects may require different report formats and data deliverables.
- Regulatory Requirements
- Environmental laboratories may need to operate within applicable federal, state, local, accreditation, and project-specific requirements.
Managing all of these requirements manually can create significant administrative overhead.
How a LIMS Improves Environmental Testing
A Laboratory Information Management System (LIMS) provides the digital infrastructure connecting the environmental testing workflow.
Instead of managing samples, results, instruments, QC, reporting, and client information in separate systems, a LIMS brings these processes together.
Centralized Sample Management
Maintain a complete digital record for every sample.
Chain-of-Custody Tracking
Track sample movement and handling throughout the laboratory process.
Holding-Time Monitoring
Identify samples that require attention based on configured time requirements.
Workflow Automation
Route samples through the appropriate laboratory processes.
Instrument Integration
Move analytical data between instruments and the laboratory’s central system.
Quality Management
Associate QC information with samples, batches, methods, and results.
Result Review
Create controlled workflows for reviewing and approving analytical data.
Automated Reporting
Generate reports from centralized laboratory information.
Client Access
Give customers controlled access to relevant sample information and results.
Auditability
Maintain records of actions, changes, reviews, and approvals.
Environmental Testing and LIMS Data Management
Environmental laboratories produce information at every stage of the testing process.
A single project can generate data related to:
A LIMS connects those relationships. This makes it easier to retrieve information, identify sample status, review historical results, generate reports, and understand laboratory performance.
Instead of asking employees to locate information across multiple spreadsheets and applications, the laboratory can use one centralized data environment.
Environmental Testing Software
Environmental testing software should support the laboratory’s complete workflow—not simply store analytical results.
A capable system should provide functionality for:
- ✓Sample management
- ✓Project management
- ✓Chain of custody
- ✓Sample scheduling
- ✓Holding-time tracking
- ✓Analytical workflows
- ✓Instrument integration
- ✓Quality control
- ✓Result management
- ✓Data review
- ✓Reporting
- ✓Electronic data deliverables
- ✓Client portals
- ✓Inventory
- ✓Billing
- ✓Analytics
- ✓Audit trails
- ✓Electronic signatures
- ✓APIs and integrations
The goal is to create a continuous digital workflow from sample collection to final environmental report.
Choosing Environmental Testing Software
When evaluating software for an environmental testing laboratory, consider the following questions.
- Does it support your sample types?
- The system should be capable of managing the environmental matrices your laboratory actually receives.
- Can it manage chain of custody?
- Sample custody and traceability should be integrated into the sample lifecycle.
- Can it track holding times?
- The system should help personnel identify time-sensitive work.
- Can workflows be configured?
- Every laboratory operates differently. Your software should accommodate your SOPs and business processes.
- Can it integrate with instruments?
- Look for integration capabilities that reduce manual data transcription.
- Can it manage QC?
- Quality-control workflows should be integrated into the analytical process.
- Can it automate reporting?
- The system should make it easier to transform approved analytical data into final deliverables.
- Can it support electronic data deliverables?
- Environmental projects may require structured electronic data formats.
- Does it provide audit trails?
- You should be able to determine what happened to important laboratory information and who performed key actions.
- Can it scale?
- The system should support your laboratory as sample volume, clients, instruments, and employees grow.
Environmental Testing and Regulatory Compliance
Environmental testing laboratories may operate under a combination of regulatory, accreditation, contractual, and project-specific requirements.
Depending on the laboratory and testing performed, considerations may include:
- ✓Federal requirements
- ✓State requirements
- ✓Local requirements
- ✓EPA programs
- ✓Laboratory accreditation
- ✓ISO/IEC 17025
- ✓Client-specific requirements
- ✓Project-specific data deliverables
A LIMS does not automatically make a laboratory compliant.
Compliance depends on the laboratory’s complete quality system, procedures, personnel, training, equipment, methods, records, and applicable requirements.
However, a well-designed LIMS can provide important infrastructure for implementing controlled laboratory processes. Features such as permissions, audit trails, electronic signatures, controlled workflows, data review, and centralized records can help laboratories establish consistent and traceable information-management processes.
Environmental Testing with LEAF LIMS
Environmental laboratories need technology that understands the complexity of environmental sample management.
LEAF LIMS provides a centralized platform designed to help environmental laboratories manage their complete laboratory workflow.
With LEAF LIMS, laboratories can connect:
- ✓Samples
- ✓Clients
- ✓Projects
- ✓Chain of custody
- ✓Laboratory workflows
- ✓Instruments
- ✓Scientific data
- ✓Quality control
- ✓Results
- ✓Reports
- ✓Inventory
- ✓Billing
- ✓Client access
- ✓Analytics
- ✓Audit trails
- ✓Electronic signatures
- ✓APIs and integrations
Instead of treating each laboratory function as a separate process, LEAF LIMS helps connect the information together. The result is a more centralized approach to managing environmental testing operations.
Benefits of LEAF LIMS for Environmental Testing Laboratories
Manage More Samples
Centralize sample information and reduce dependence on disconnected spreadsheets and manual records.
Reduce Manual Work
Automate repetitive laboratory and administrative processes.
Improve Visibility
See sample status, laboratory workload, results, and operational information in one place.
Connect Instruments
Integrate analytical instruments with laboratory workflows to reduce manual transcription.
Strengthen Traceability
Maintain connected records throughout the sample lifecycle.
Simplify Reporting
Generate reports and deliverables from centralized laboratory data.
Improve Client Experience
Provide customers with easier access to relevant sample and result information.
Support Growth
Create a scalable digital foundation for expanding environmental laboratory operations.
Who Needs Environmental Testing?
Environmental testing supports many industries and organizations.
- Environmental Consultants
- Use laboratory data to support investigations, assessments, remediation, and environmental projects.
- Water Utilities
- Use testing to monitor drinking water and other water systems.
- Industrial Companies
- May use environmental testing to monitor wastewater, process water, emissions, soil, and other environmental conditions.
- Government Agencies
- Public agencies may conduct environmental monitoring and testing programs.
- Municipalities
- May require testing of drinking water, wastewater, stormwater, and other environmental samples.
- Remediation Companies
- Rely on analytical data to characterize contamination and evaluate cleanup progress.
- Environmental Laboratories
- Contract and commercial laboratories perform environmental testing for customers across many industries.
Frequently Asked Questions About Environmental Testing
What is environmental testing?+
Environmental testing is the laboratory analysis of environmental samples such as water, soil, sediment, air, and waste to determine their chemical, biological, physical, or other characteristics.
What does an environmental laboratory test?+
Environmental laboratories can test water, soil, sediment, air, waste, and other environmental materials for a wide range of chemical, microbiological, physical, and other parameters.
Why is environmental testing important?+
Environmental testing provides laboratory data used to monitor environmental conditions, investigate contamination, support public health decisions, evaluate environmental risks, support remediation, and meet applicable project or regulatory requirements.
What types of water are tested?+
Environmental laboratories may test drinking water, wastewater, groundwater, surface water, stormwater, industrial water, and other water types.
What is environmental laboratory testing?+
Environmental laboratory testing is the controlled analysis of environmental samples in a laboratory using established analytical procedures, quality-control processes, data review, and reporting.
What is an environmental LIMS?+
An environmental LIMS is a Laboratory Information Management System designed to manage the specialized workflows and information associated with environmental laboratory testing. Read the full guide ›
How does a LIMS help an environmental laboratory?+
A LIMS can centralize sample management, chain of custody, analytical workflows, instrument data, QC, results, reporting, client information, inventory, billing, and other laboratory processes.
Can LIMS software support environmental compliance?+
A LIMS can support controlled laboratory workflows, documentation, traceability, data management, and reporting. However, software alone does not guarantee regulatory or accreditation compliance.
What is the difference between environmental testing and environmental monitoring?+
Environmental testing generally refers to the collection and laboratory analysis of environmental samples. Environmental monitoring is broader and can include ongoing measurement, sampling programs, field observations, laboratory testing, and analysis of environmental conditions over time.
How do environmental laboratories manage testing data?+
Environmental laboratories may use LIMS software to centralize sample information, analytical results, quality-control data, instrument information, reporting, and other laboratory records.
Modernize Your Environmental Testing Laboratory
Environmental testing generates critical information about the world around us.
But producing reliable environmental data requires more than sophisticated analytical instruments. Laboratories also need reliable systems for managing samples, workflows, data, quality, reporting, and customers.
LEAF LIMS provides the centralized laboratory information management platform environmental laboratories need to connect those processes.
From water and soil to sediment, air, waste, and other environmental samples, LEAF LIMS helps laboratories manage the complete journey from sample receipt to final result.
Ready to modernize your environmental testing operation?
See how LEAF LIMS fits your laboratory
Improve data management, streamline workflows, and strengthen your approach to quality documentation.