Our automated scheduling system is available 24/7. Order your test online and receive your donor/registration pass by email. Click Here
Same Day Service
Accredited Drug Testing provides drug and alcohol testing services at multiple locations throughout your local area.
Searching for drug testing facilities in your vicinity? Accredited Drug Testing, Inc. stands out as the premier solution across America, offering expeditious drug and alcohol testing services available the same day at more than 20,000 strategically located centers nationwide. Our offerings encompass DOT-compliant screening, judicially mandated assessments, pre-employment drug evaluations, along with testing for individual purposes. Experience a seamless, secure, and private scheduling process with us. Our network of accredited collection sites and laboratories adheres strictly to both federal and state regulations, guaranteeing precision and trustworthiness in our results. Reach us at (800) 221-4291 or you can book online at any hour to locate a nearby drug testing center. In Fontana, CA or elsewhere, when it comes to safety, policy adherence, and assurance, rely on Accredited Drug Testing for consistent, punctual delivery of results.
Customized Testing Options Available l Discounts available for Bulk Purchases l Onsite Drug Testing Services
Urine Drug Testing remains the predominant method for screening, extensively utilized across the United States, including in Fontana, CA. Particularly endorsed for DOT-compliant testing in line with the 49 CFR Part 40, this test detects recent substance intake through the examination of urine samples for drugs, metabolites, or alcohol markers with uniform standards and confidentiality, ensuring the delivery of credible results for employers, personal use, or legal obligations.
Testing Methods & Collection Process
1. Donor Identity Verification
The process commences with the donor presenting valid government identification and fulfilling the necessary chain-of-custody documentation before initiating the test.
2. Secure Collection Environment
Collection of urine samples occurs in a controlled restroom setting to eliminate the risk of tampering, with personal items and water source access typically restricted, including dyed toilet water to avert adulteration.
3. Chain of Custody Documentation
The sample's journey is documented with a Chain of Custody Form (CCF), a federally recognized instrument that fortifies the integrity and defensibility of the entire testing process from collection through to laboratory analysis.
4. Temperature & Validity Checks
To ensure authenticity, the sample's temperature and appearance are checked immediately after collection. The lab further confirms validity through evaluations like creatinine levels, pH, specific gravity, and adulterant tests.
5. DOT Split Specimen
For DOT assessments, each urine sample is bifurcated into two vials: Bottle A undergoes initial testing, while Bottle B is available for further analysis if there is any dispute over the results. Non-DOT procedures typically collect a singular vial.
6. Laboratory Screening & Confirmation
7. MRO Verification
A certified Medical Review Officer (MRO) appraises non-negative results, validating their accuracy and consulting with the donor regarding potential medical justifications prior to the release of final results.
Extra time may be required for scenarios involving shy bladders, invalid samples, or necessitated confirmations, whether lab-based or via donor contact.
Limitations of Urine Drug & Alcohol Testing
Despite its constraints, urine testing retains preeminence as the pragmatic, prevalent method for conducting comprehensive substance screenings across the nation.
Hair drug and alcohol screenings stand as a credible forensic strategy to detect long-term usage frameworks. In contrast to urine testing which reveals recent consumptions, hair analysis evaluates drug metabolites ensconced in the hair shaft, offering a comprehensive 90-day observation span. This approach is invaluable for workplace assessments, legal cases, child custody disputes, and scenarios demanding a broader snapshot of an individual's substance history, with services inclusive in Fontana, CA.
Testing Procedures & Collection Workflow
1. Verification of Donor Identity
Proceedings start once the donor presents a valid government ID, finalizing every essential consent, and custody signatures for viable documentation.
2. Hair Sample Gathering
Expert collectors acquire a compact hair strain - chiefly 100-120 strands - trimmed close to the scalp. Despite the head's crown being the favored site, in its absence, alternate body hair might be harvested courteously, quietly observed throughout.
3. Custodial Chain Documentation
A Hair Drug Test Custody and Control Form is affixed to authenticate the collection, sealing, and transit of the specimen, assuring legally defensible outcomes and preserving integrity throughout testing.
4. Laboratory Conditioning & Analysis
In the lab, hair samples navigate several forensic phases:
The sample is then scrutinized utilizing advanced testing techniques:
5. Metabolite Detection
While the hair nurtures, drug remains preserve within its shaft yielding a staunch long-term consumption record, rendering hair testing remarkably secure against tampering or deceit.
6. MRO Analysis
Appointed Medical Review Officers evaluate all non-negative data for compliance, cognize possible healthcare justifications, thereafter issuing the certified final inference.
Timeline for Hair Test Results
Despite the protracted laboratory processes involved in hair testing, its steadfast detection reliability surpasses urine testing alternatives considerably.
Constraints of Hair Drug & Alcohol Testing
In Fontana, CA, Accredited Drug Testing offers a broad spectrum of alcohol and drug testing solutions, meticulously crafted to cater to the diverse needs of employers, DOT requirements, legal mandates, and personal preferences. Recognizing the nuances of each testing type ensures the selection of the appropriate test, yielding reliable outcomes in alignment with both federal and state Fontana, CA compliance criteria. Our expansive national network, in tandem with certified labs and adept Medical Review Officers, upholds the utmost precision, trustworthiness, and professionalism indispensable for satisfactory testing results.
An alcohol urine test identifies recent alcohol intake by detecting ethanol traces in urine. It's commonly applied in workplace testing, judicial proceedings, and post-incident assessments. While this test doesn't indicate current impairment, it serves as a fast and budget-friendly tool, capturing a quick detection timeframe spanning several hours.
The EtG (Ethyl Glucuronide) urine test stands as a refined method, adept at pinpointing alcohol exposure up to 80 hours post-consumption. With EtG being a direct alcohol metabolite, it's commonly embraced by courts, rehab centers, and compliance monitoring agencies for its extended detection period, accuracy, and dependability.
A breath alcohol test measures present alcohol impairment by analyzing deep lung air concentration. Conducted using DOT-sanctioned breath analyzing devices (EBTs), these tests deliver instantaneous, legally sound results. This method is mandated for DOT-covered employees, ideal for workplace scenarios, post-incident examinations, and testing based on reasonable suspicion.
A blood alcohol test reaches the pinnacle of accuracy in measuring blood ethanol levels, crucial in delineating impairment. The preference for blood tests by hospitals, police forces, and legal entities underscores its precision, especially in DUI cases, emergency contexts, and elaborate legal probes.
Standing as a distinctive assessment, the PEth (Phosphatidylethanol) blood test recognizes chronic or heavy alcohol patterns by isolating specific alcohol biomarkers within red blood cells. It boasts a detection span of up to 2-3 weeks, regarded as one of the most conclusive indicators of ongoing alcohol consumption, widely utilized in family law, monitoring scenarios, treatment programs, and safety-critical job screenings.
The EtG hair alcohol test showcases an impressive 90-day detection scope by analyzing imbibed metabolites in the hair shaft. It elucidates enduring or repeated alcohol usage patterns, distinguishing it from solitary instances. Utilized extensively in judicial, custodial, and long-duration monitoring pursuits, this test is cherished for its robustness, precision, and resilience to brief abstinence efforts.
Paired with professional guidance, nationally accredited labs, and swift arrangements, Accredited Drug Testing ensures every alcohol screening method delivers well-grounded, clear, and compliant verdicts, empowering individuals and companies to remain well-informed, protected, and compliantly aligned.
Accredited Drug Testing provides nationwide drug and alcohol screening solutions, including urine, hair, EtG, PEth, and breath alcohol testing. Backed by SAMHSA-certified laboratories, DOT 49 CFR Part 40 compliance, and scientifically validated testing technology, our services ensure accurate, defensible, and confidential results for employers, courts, and individuals.
Urine tests detect recent use and are the only option approved for DOT testing under 49 CFR Part 40. Hair tests provide a 90-day detection window per the Society of Hair Testing (SoHT). Alcohol testing options, EtG, breath, blood, or PEth. These tests can identify recent use, impairment, or long-term drinking behavior depending on the method.
Urine: 24 - 48 hrs for negatives (SAMHSA guidelines).
Hair: 2 - 5 business days due to multi-step forensic processing (SoHT).
Breath Alcohol: Immediate results using NHTSA-approved EBT devices.
PEth: 3 - 5 days based on forensic toxicology studies.
Lab confirmation using GC/MS or LC/MS is the gold standard per SAMHSA & DOT.
Hair testing is highly tamper-resistant (SoHT).
PEth is considered the most reliable marker of repeated drinking (Journal of Analytical Toxicology).
No. DOT-regulated urine tests require validity checks and chain-of-custody documentation (49 CFR Part 40). Hair tests undergo decontamination and metabolite extraction (SoHT), making them extremely difficult to adulterate.
EtG urine detects alcohol for up to 80 hours (NIH/SAMHSA studies). EtG hair detects chronic alcohol consumption for up to 90 days (SoHT alcohol guidelines).
5 Panel DOT:49 CFR Part 40. Expanded non-DOT panels add benzodiazepines, barbiturates, methadone, oxycodone, MDMA, fentanyl, and more (SAMHSA forensic panel standards).
PEth blood testing identifies long-term and heavy alcohol use for 2 - 4 weeks. Used in child custody, treatment monitoring, and professional compliance programs (CDC & Journal of Analytical Toxicology).
Hair testing does not detect drug use within the past 5 - 7 days. It identifies long-term or repetitive use patterns per SoHT standards.
Yes. Results follow strict chain-of-custody procedures, DOT/SAMHSA requirements, GC/MS or LC/MS confirmation, and MRO review; making them acceptable in court, DOT, and legal settings.
Yes. Accredited Drug Testing offers same-day appointments at 20,000+ locations nationwide, instant testing options, and onsite employer testing with bulk discounts.
I use their service for new hire and DOT employee's. Spoke with Taisha Walker this morning, and she was very helpful. She made the process smooth and seamless.
Christina Galdos - 3/9/2025
It was fast and easy a pleasure to talk to the customer service people great service
Peter Villegas - 1/19/2025
Initially Torrie helped me but I needed to call back. When I called back Kayla stepped in and finished my order. Both were extremely pleasant over the phone and provided wonderful customer service. Kudos to them!
Brynne Beverly - 4/19/2024
Customer service was surprisingly super helpful and so nice. She was able to get me in at a local location right away the same day. She helped me figure out exactly what I needed. Very impressed.
Brook - 9/19/2024
I always have a good experience setting up company driver drug screens through ADT. I'm really happy I found them while searching online, they have made my job much easier.
Exodus Heath - 2/13/2025
Quickly find trusted local drug testing centers in Fontana, CA — fast, convenient, and reliable every time!
Quickly find a local DOT drug testing center in Fontana, CA — fast, reliable, convenient nationwide service!
DNA testing for legal and non-legal purposes including child support, and child custody around Fontana, CA.
Including specimen collector training, DER training, reasonable suspicion training and much more in Fontana, CA.v
Get fast, accurate hair drug testing at our convenient Fontana, CA locations—results you can trust, every time!
Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Fontana, CA.
Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Fontana, CA.
Accurate 5 panel drug testing with fast, confidential results—trusted by Fontana, CA employers and individuals nationwide.
Comprehensive 10 panel drug testing with fast, reliable results—trusted for Fontana, CA workplace and personal testing needs.
Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your Fontana, CA workplace compliant.
Certified DOT physicals with quick, reliable exams to keep Fontana, CA drivers compliant and on the road with confidence.
Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.