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# Caltest Analytical Laboratory

Environmental Analysis

## Sitemaps

- [XML Sitemap](https://caltestlabs.com/sitemap.xml): Contains all public & indexable URLs for this website.

## Posts

- [Blog](https://caltestlabs.com/blog/)
- [Well Water Testing – Why It’s So Important](https://caltestlabs.com/well-water-testing-why-its-so-important/) - For California residents that get their water from a well, Caltest Labs does well water testing to ensure your water is safe for you and your family to drink.
- [Understanding Hexavalent Chromium (CrVI) in Drinking Water](https://caltestlabs.com/understanding-hexavalent-chromium-crvi-in-drinking-water/)
- [NPDES Permit Compliance Requires a Laboratory Who Specializes in Wastewater Testing](https://caltestlabs.com/npdes-permit-compliance-requires-a-laboratory-who-specializes-in-wastewater-testing/)

## Pages

- [Home](https://caltestlabs.com/) - We are NELAP Accredited & provide NPDES Compliance Testing & analysis of wastewater, surface water, groundwater by EPA methods for low levels of reporting.
- [Stormwater](https://caltestlabs.com/analytical-services/stormwater/) - For compliance monitoring, we provide stormwater analysis to the Clean Water Act using analytical methods. Contact us to discuss your monitoring compliance needs.
- [Groundwater](https://caltestlabs.com/analytical-services/groundwater/)
- [Contracting Information /Accreditations](https://caltestlabs.com/about/contracting-information-accreditations/) - Caltest is a California and Federal Certified Small Business Enterprise and is registered with the US GSA SAM system.
- [Downloads](https://caltestlabs.com/downloads/) - Caltest Analytical Laboratory, Napa, California is pleased to provide you with these chain of custody forms, container reference charts, laboratory certifications, and homeowner package information
- [Employment Opportunities](https://caltestlabs.com/about/employment/) - Caltest Analytical Laboratory is an equal opportunity employer, with emphasis on quality and integrity. Resumes from qualified workers are welcome.
- [Water Quality Lab Services in Chico](https://caltestlabs.com/water-quality-lab-services-in-chico/)
- [Well Water Testing in Redding](https://caltestlabs.com/well-water-testing-in-redding/) - Caltest Labs offers expert well water testing in Redding, California. Contact us today for certified testing, fast results, and regulatory compliance.
- [Wastewater Analysis in Modesto, CA](https://caltestlabs.com/wastewater-analysis-modesto-ca/) - Modesto wastewater analysis services using EPA-approved laboratory methods for effluent monitoring and regulatory compliance.
- [Wastewater Analysis in Bakersfield, CA](https://caltestlabs.com/wastewater-analysis-bakersfield-ca/) - Wastewater analysis in Bakersfield, CA using EPA methods for NPDES compliance, effluent monitoring, and environmental reporting.
- [Surface Water Analysis in Fresno, CA](https://caltestlabs.com/surface-water-analysis-fresno-ca/) - Fresno surface water analysis using EPA methods for compliance monitoring, watershed protection, and environmental water quality testing.
- [Groundwater Analysis in Monterey](https://caltestlabs.com/groundwater-analysis-monterey/) - Accredited groundwater analysis services in Monterey, CA from Caltest Labs. EPA methods, low-level detection, and expert reporting for environmental compliance.
- [Groundwater Analysis in Napa](https://caltestlabs.com/groundwater-analysis-napa/) - Caltest Labs provides accredited groundwater analysis services in Napa, CA. Precise low-level testing, EPA methods, and expert reporting for environmental compliance.
- [Regulated Drinking Water Testing in Napa](https://caltestlabs.com/regulated-drinking-water-testing-in-napa/)
- [Regulated Drinking Water Testing in Monterey](https://caltestlabs.com/regulated-drinking-water-testing-in-monterey/)
- [Regulated Drinking Water Testing in Modesto](https://caltestlabs.com/regulated-drinking-water-testing-in-modesto/)
- [Regulated Drinking Water Testing in Merced](https://caltestlabs.com/regulated-drinking-water-testing-in-merced/) - Caltest Labs provides certified regulated drinking water testing in Merced, CA. Fast turnaround, ELAP/NELAP accreditation, expert reporting.
- [Industrial Discharge Sampling in Visalia](https://caltestlabs.com/industrial-discharge-sampling-in-visalia/)
- [6ppd Quinone Analysis in Fairfield](https://caltestlabs.com/6ppd-quinone-analysis-in-fairfield/) - Caltest Labs offers expert 6ppd quinone analysis in Fairfield, California. Contact us today for certified testing, fast results, and regulatory compliance.
- [Wastewater Analysis in Modesto](https://caltestlabs.com/wastewater-analysis-in-modesto/)
- [Priority Pollutant Testing in Stanislaus County](https://caltestlabs.com/priority-pollutant-testing-in-stanislaus-county/)
- [Surface Water Analysis in Sonoma](https://caltestlabs.com/surface-water-analysis-in-sonoma/)
- [Npdes Compliance Testing in Fresno](https://caltestlabs.com/npdes-compliance-testing-in-fresno/)
- [Imidacloprid Analysis in Napa](https://caltestlabs.com/imidacloprid-analysis-in-napa/)
- [Drinking Water Testing in Sacramento](https://caltestlabs.com/drinking-water-testing-in-sacramento/)
- [Fipronil Analysis in Fresno](https://caltestlabs.com/fipronil-analysis-in-fresno/)
- [Sitemap](https://caltestlabs.com/sitemap/)
- [Surface Water Analysis in Healdsburg, CA](https://caltestlabs.com/surface-water-analysis-healdsburg-ca/) - Surface water analysis in Healdsburg, CA using EPA-approved methods for watershed monitoring, compliance testing, and environmental reporting.
- [Home Owners Packages (non regulatory)](https://caltestlabs.com/analytical-services/regulated-drinking-water-homeowners/homeownerspackagesnonregulatory/) - Caltest Labs offers excellent packages for Home Owners for well water analysis, drinking water analysis and well water testing. For more information about our analysis techniques, click here.
- [About Us](https://caltestlabs.com/about/overview/) - Caltest is a value driven company that provides reliable data, a good work environment for employees and a reasonable return to investors
- [Bottle Reference Chart](https://caltestlabs.com/downloads/bottle-reference-chart/) - Bottle Reference Chart
- [Stormwater Runoff Testing in Stockton](https://caltestlabs.com/stormwater-runoff-testing-in-stockton/)
- [Organic methods](https://caltestlabs.com/analytical-services/priority-pollutants/organic-methods/) - Caltest uses various organic methods such as Organochlorine & Organophosphorus Pesticides, Polynuclear Aromatic Hydrocarbons. Visit us for pesticides analysis!Send us an email at info@caltestlabs.com for further information!
- [Neonicotinoids by HPLC (EPA 632)](https://caltestlabs.com/analytical-services/priority-pollutants/organic-methods/neonicotinoids-by-hplc-epa-632/)
- [Inorganic Methods](https://caltestlabs.com/analytical-services/priority-pollutants/inorganic-methods/) - We use various inorganic methods like EPA 1638, EPA 200.8 collision cell, EPA 200.7 metals by ICP & EPA 1631 Ultra Trace Level Mercury for water analysis.
- [ICPMS Compounds and Reporting Limits](https://caltestlabs.com/analytical-services/trace-metals-mercury-and-methyl-mercury/icpms-compounds-and-reporting-limits/) - Our new cell based ICPMS Technology in trace metals analyses is improved by the addition of the cell technology for interference removal. Contact us for more!
- [Carbamate Pesticides (EPA 632)](https://caltestlabs.com/analytical-services/priority-pollutants/organic-methods/epa632/)
- [Polynuclear Aromatic Hydrocarbons (EPA 625.1)](https://caltestlabs.com/analytical-services/priority-pollutants/organic-methods/semi-volatile-organics-epa625/)
- [Semi-Volatile Organics (EPA 625.1)](https://caltestlabs.com/analytical-services/priority-pollutants/organic-methods/epa625/)
- [Caltest Volatile Organics Compounds (VOCs) by EPA 624.1](https://caltestlabs.com/analytical-services/priority-pollutants/organic-methods/epa-624-1/)
- [Organophosphorus Pesticides EPA 625.1 (Formerly EPA 614)](https://caltestlabs.com/analytical-services/priority-pollutants/organic-methods/epa614/)
- [Organochlorine Pesticides and PCB's (EPA 625.1)](https://caltestlabs.com/analytical-services/priority-pollutants/organic-methods/epa608/)
- [6PPD Quinone Analysis](https://caltestlabs.com/analytical-services/6ppd-quinone-analysis/)
- [Imidacloprid Analysis](https://caltestlabs.com/analytical-services/pyrethroids-fipronil-and-other-pesticides-2/imidacloprid-analysis/)
- [2019 Basin Plan Amendment (Region 5)](https://caltestlabs.com/analytical-services/pyrethroids-fipronil-and-other-pesticides-2/2019-basin-plan-amendment-region-5/)
- [Fipronil Analysis](https://caltestlabs.com/analytical-services/pyrethroids-fipronil-and-other-pesticides-2/fipronilanalysis/)
- [Pyrethroid Compounds and Reporting Limits](https://caltestlabs.com/analytical-services/pyrethroids-fipronil-and-other-pesticides-2/pyrethroidscompoundsandrls/)
- [Request a Bottle Order](https://caltestlabs.com/temp/) - Complete and submit the online form to request Containers. We offer different containers to suit everyone's needs
- [Title 22 (regulatory)](https://caltestlabs.com/analytical-services/regulated-drinking-water-homeowners/title22regulatory/) - Caltest Analytical Laboratory specializes in Title 22 drinking water analysis. We follow high drinking water standards for drinking water analysis.
- [Contact](https://caltestlabs.com/contact/) - Feel free to contact Caltest Analytical Laboratory through phone or email. Business Hours: Monday - Friday, 8am - 5pm PCT
- [FAQ](https://caltestlabs.com/home/faq/) - FAQ and Frequently Asked Questions
- [Introduction to the Laboratory Analysis of Methyl Mercury](https://caltestlabs.com/about/events/methyl-mercury-analysis/)
- [Links and Resources](https://caltestlabs.com/downloads/linksandresources/) - Browse through downloads and links related to drinking water well information, list of Regulatory Agencies, Test Methods and Regulatory References and Water Quality Related Organizations
- [Events](https://caltestlabs.com/about/events/) - Informational Seminar at Caltest Analytical Laboratory on optimization of approved regulatory analyses by reducing matrix interferences using approved techniques
- [About ICPMS Trace Metals Analysis](https://caltestlabs.com/analytical-services/trace-metals-mercury-and-methyl-mercury/about-icpms-trace-metals-analysis/) - Our new cell based ICPMS Technology in trace metals analyses is improved by the addition of the cell technology for interference removal. Contact us for more!
- [Caltest Analytical Services](https://caltestlabs.com/analytical-services/) - Please review our laboratory services including drinking water, waste water and storm water analysis. Email for further information
- [Sampling Instructions](https://caltestlabs.com/analytical-services/sampling-instructions/)
- [Priority Pollutants](https://caltestlabs.com/analytical-services/priority-pollutants/) - We are the most specialized lab in analyses of Priority Pollutants in wastewater in California and follow the latest priority pollutant analytical approach.
- [Regulated Drinking Water & Homeowners](https://caltestlabs.com/analytical-services/regulated-drinking-water-homeowners/) - Our drinking water analysis options include Title 22 for both regulatory & unregulated chemicals & home owner packages for non regulatory. Contact us!
- [BOD and COD](https://caltestlabs.com/analytical-services/priority-pollutants/inorganic-methods/bodandcod/) - Our BOD & COD Analysis measures the water pollution levels entering and leaving wastewater treatment facilities. Contact us for more information!
- [Experience & History](https://caltestlabs.com/about/experience-history/) - Caltest Labs - water monitoring specialists since 1986; specializing in Methyl mercury analysis and Perchlorate analysis. Also offers Pyrethroid Pesticide analyses at the lowest levels commercially available
- [Updated Methods: OPPs and OCPs now performed by EPA 625.1](https://caltestlabs.com/analytical-services/priority-pollutants/updated-methods-opps-and-ocps-now-performed-by-epa-625-1/) - To provide the most current method references for your regulatory samples, we are now performing Organochlorine and Organophosphorus Pesticides by EPA 625.1. Here’s why we updated our method.
- [Microbial Analysis](https://caltestlabs.com/analytical-services/priority-pollutants/microbiologicalmethods/) - Are you looking for a quality Microbiological & Enterococcus Analysis? Caltest Labs provides a wide range MTF quantitation options. Contact us for more information.
- [About](https://caltestlabs.com/about/) - NELAP certified Caltest Analytical Lab is a specialized commercial environmental laboratory focusing on analyses of regulated pollutants at low water levels
- [Pyrethroid Analysis Methods](https://caltestlabs.com/analytical-services/pyrethroids-fipronil-and-other-pesticides-2/pyrethroidanalysismethods/) - Looking for Ambient Water Toxicity testing? Caltest has the best Pyrethroid Pesticide lab for Pyrethroid Pesticide Analysis. To learn more about our Pyrethroid Analysis Method, visit our website.
- [Pay An Invoice](https://caltestlabs.com/pay-an-invoice/) - Pay An Invoice | Caltest Analytical Laboratory
- [Methyl Mercury Analysis](https://caltestlabs.com/analytical-services/trace-metals-mercury-and-methyl-mercury/basisofmostmethylmercuryanalysis/) - Our EPA draft Method 1630 for methyl mercury analysis uses an atomic fluorescence detector for sub nanogram per liter quantitation of methyl mercury in waters.
- [Oil & Grease Analysis](https://caltestlabs.com/analytical-services/oilgreaseanalyses/) - Oil and grease analysis is important to avoid interference with biological life in surface waters. Our EPA method 1664 uses n-hexane as the extraction solvent.
- [TSS Analysis & SSC Analysis](https://caltestlabs.com/analytical-services/priority-pollutants/inorganic-methods/tssandssc/) - Our TSS & SSC measures the solid-phase material within the water column for the analysis & the designated drying temperature. Contact us for more information!
- [Trace Metals, Mercury and Methyl Mercury](https://caltestlabs.com/analytical-services/trace-metals-mercury-and-methyl-mercury/)
- [Client Services](https://caltestlabs.com/analytical-services/client-services/)
- [Nutrient Analyses](https://caltestlabs.com/analytical-services/nutrient-analyses/) - Caltest Analytical Laboratory provides nutrient analyses of water using ion chromatography, segmented flow, automated distillation, titration & discrete analyzers.
- [Pyrethroids, Fipronil and other Pesticides](https://caltestlabs.com/analytical-services/pyrethroids-fipronil-and-other-pesticides-2/) - Caltest follows the best analysis methods for low level GCMS analysis and low level pesticides analysis. We are one of the California’s best labs for pyrethroid pesticide and pesticide toxicity analysis.
- [Acrolein and Acrylonitrile Analysis](https://caltestlabs.com/analytical-services/priority-pollutants/acrolein-and-acrylonitrile-analysis/)
- [Trace and Ultra Trace Mercury Analysis](https://caltestlabs.com/analytical-services/trace-metals-mercury-and-methyl-mercury/tracemercuryanalysis/) - As a commercial laboratory, Caltest provides trace metal & mercury analyses by EPA methods optimized for low levels of reporting. To learn more, contact us!
- [Request a Quote](https://caltestlabs.com/request-a-quote/) - Caltest, Napa, California provides you several client services including quotations, containers, and sample pickups.
- [Request a Pickup](https://caltestlabs.com/request-a-pickup/) - Complete and submit this online form to request a sample pickup for analysis of water at low levels from Caltest Analytical Laboratory, Napa, California
- [Request a Bottle Order](https://caltestlabs.com/request-a-bottle-order/) - Complete and submit the online form to request Containers. We offer different containers to suit everyone's needs
- [Request a pickup - new](https://caltestlabs.com/request-a-pickup-new/)
- [Discussion of New Analytical Options](https://caltestlabs.com/about/events/discussion-of-new-analytical-options/) - Join an informative discussion at Caltest Analytical Laboratory on analyses of waters for regulatory purposes, also highlights regulatory criteria
- [Informational Seminar at Caltest Analytical Laboratory](https://caltestlabs.com/about/events/informational-seminar-at-caltest-analytical-laboratory/)
- [About Pyrethroid Analyses](https://caltestlabs.com/analytical-services/pyrethroids-fipronil-and-other-pesticides-2/aboutpyrethroidanalyses/) - Caltest Information Bulletin - EPA Method 8270 Highlights - The Pyrethroid pesticide analysis uses the mass spec capabilities defined in the EPA method 8270 specifically allowing selected ion monitoring
- [Biochemical Oxygen Demand (BOD) and Chemical Oxygen Demand (COD)](https://caltestlabs.com/analytical-services/priority-pollutants/bodandcod/) - BOD analysis or chemical oxygen demand analysis by bacteria is a widely used parameter for biodegradable organic matter in the aquatic environment. Contact us!
- [Well Testing Information](https://caltestlabs.com/analytical-services/regulated-drinking-water-homeowners/wateranalyses/) - At Caltest, we provide analysis of drinking water from municipal systems, community water systems, small community water systems, & household & agricultural wells.
- [Philosophy, Quality Assurance and Data Integrity](https://caltestlabs.com/about/philosophy-data-integrity-quality-assurance/) - Caltest's philosophy is to generate scientifically sound, legally defensible data of known quality. SOPs are used for all lab processes, duly reviewed and updated by our QAO
- [Request a Bottle Order - new](https://caltestlabs.com/request-a-bottle-order-new/)
- [Caltest EPA 200.8 Metals by IPCMS Collision Mode](https://caltestlabs.com/analytical-services/priority-pollutants/inorganic-methods/caltestepa2008/)
- [Pyrethroids Pesticides (GCMS-NCI)](https://caltestlabs.com/analytical-services/priority-pollutants/organic-methods/pyrethroidsbynci/)
- [Employment](https://caltestlabs.com/employment/)

## Categories

- [Wastewater Testing](https://caltestlabs.com/category/wastewater-testing/)
- [Well Water Testing](https://caltestlabs.com/category/well-water-testing/)
- [Drinking Water Testing](https://caltestlabs.com/category/drinking-water-testing/)

## Tags

- [NPDES](https://caltestlabs.com/tag/npdes/)
- [wastewater testing](https://caltestlabs.com/tag/wastewater-testing/)
- [wastewater analysis](https://caltestlabs.com/tag/wastewater-analysis/)
- [well water analysis](https://caltestlabs.com/tag/well-water-analysis/)
- [drinking water analysis](https://caltestlabs.com/tag/drinking-water-analysis/)
- [testing drinking water](https://caltestlabs.com/tag/testing-drinking-water/)
- [water tested for contaminants](https://caltestlabs.com/tag/water-tested-for-contaminants/)