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 nearby? Accredited Drug Testing, Inc. is renowned across the country for offering same-day drug and alcohol tests, operating from over 20,000 locations, including those in Richmond, CA. Whether you require a DOT-compliant assessment, a court-mandated evaluation, a pre-employment test, or wish to undergo testing for personal reasons, our services are tailored to be swift, user-friendly, and discreet. All testing is done in certified centers and labs, guaranteeing precise and trustworthy outcomes compliant with both state and federal legislation. Dial (800) 221-4291 or book an appointment online at any time to locate a nearby drug testing center. When the utmost importance is placed on safety, adherence, and assurance, trust Accredited Drug Testing for prompt and reliable results every instance.
Customized Testing Options Available l Discounts available for Bulk Purchases l Onsite Drug Testing Services
In the realm of drug screenings, urine testing is the dominant method across the U.S., and notably the lone technique sanctioned for DOT-regulated drug examinations per 49 CFR Part 40. This procedure identifies recent drug intake by scrutinizing a urine sample for drugs and their metabolites, as well as alcohol biomarkers. Ensuring consistency, privacy, and legal defensibility, this testing serves employers, individuals, and court-directed programs expertly, including services available in Richmond, CA.
Testing Techniques & Collection Workflow
1. Donor Verification
Donors must present a sanctioned government ID and finalize requisite chain-of-custody forms preceding the test commencement.
2. Controlled Collection Ambiance
Urine is collected in a secure restroom to thwart tampering attempts, employing measures such as personal item restrictions, secured water sources, and dyed toilet water for standard security.
3. Documented Chain of Custody
The sample's collection and laboratory transit are recorded via a sanctioned Chain of Custody Form (CCF), upholding the test's validity and legal defensibility.
4. Assessment of Temperature & Authenticity
Post-collection, the urine undergoes a temperature and attribute check, followed by validity assays at the laboratory, analyzing creatinine levels, pH, specific gravity, and potential tampering indicators.
5. DOT Split Sample Protocol
DOT urine samples are bifurcated into Bottle A for initial testing, and Bottle B reserved for retests contested by donors. Non-DOT tests involve a singular vial collection.
6. Laboratory Examination & Confirmation
Certified SAMHSA labs employ a dual-step testing regimen:
7. MRO Certification
A certified Medical Review Officer reviews, validates, and dialogues with donors on non-negative results, endorsing the final outcomes post-verification.
Additional time may be required in cases of shy bladder, invalid samples, or when lab confirmation or donor interaction is necessitated.
Constraints of Urine Drug & Alcohol Testing
Despite its limitations, urine testing continues to be the most feasible and widely embraced form for drug and alcohol surveillance nationwide.
In Richmond, CA and beyond, hair drug and alcohol testing serves as a robust laboratory technique, capable of illustrating extensive histories of substance use. Diverging from urine testing which identifies recent substance intake, hair analysis offers a considerable 90-day detection period through drug metabolites lodged within the hair shaft. This testing modality is invaluable for workplace settings, legal cases, child welfare issues, and any scenario necessitating an expansive historical perspective on substance consumption.
Testing Methods & Collection Process
1. Donor Identity Verification
Embarking on the collection process, donors provide a valid government-issued identification, alongside necessary consent and chain-of-custody endorsements, to ensure flawless documentation.
2. Hair Collection Procedure
A trained specialist meticulously sources a small hair specimen around 100-120 strands from near the scalp's surface, with the crown being the preferred site. In situations devoid of head hair, body hair may suffice. The procedure remains swift, painless, and conducted with close supervision.
3. Chain of Custody Documentation
A Hair Drug Test Custody and Control Form is meticulously completed to document the collection, sealing, and handover of the specimen, guaranteeing legal defensibility and secure handling throughout the evaluation phase.
4. Laboratory Preparation & Analysis
Upon arrival at the laboratory, the sample goes through several forensic steps:
The sample then advances through sensitive laboratory analysis steps:
5. Metabolite Detection
Drug by-products integrate into the hair shaft as it grows, creating a stable, enduring account of substance usage. As these metabolites reside internally, it becomes highly challenging to falsify or alter the results of hair testing.
6. MRO Review
A certified Medical Review Officer scrutinizes all non-negative findings to verify accuracy, weighs potential medical justifications, and formally concludes with results issuance.
How Long Do Hair Test Results Take?
Due to its intricate laboratory processing, hair testing entails longer turnaround times than urine testing but affords unparalleled consistency in detection.
Limitations of Hair Drug & Alcohol Testing
Despite such limitations, hair testing continues to be a highly dependable approach for unearthing long-term substance engagement and is pervasively utilized by employers, legal experts, and individuals in pursuit of accurate and tamper-resilient results.
In Richmond, 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 Richmond, 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.
Quick, knowledgeable and courteous Janelle worked diligently to support me. I am recommending their services to anyone looking.
Greensboro Joseph - 11/19/2024
I have used ADT several times. Their phone support has been excellent, both when putting in the orders and when asking for help to interpret results.
Tee Ess - 12/19/2024
Trish was amazing and got me through the sytem very fast and swift. I had a hard time hearing her a couple of times, but she was super sweet and helpful throughout the process. Highly recommend her!
Sophia Schutze - 6/19/2024
This is by far the easiest way to get my lab work ordered and paid for. The phone calls are short and to the point. They don’t try to push extra sales on you and when I walk in to the clinic I simply show my donor pass and with in a matter of minutes I’m done. I will continue to use ADT in the future.
Jason Jackson - 7/19/2025
Trish last week and Tatiana this week, very fun and easy folks to deal with. Well be using them more and more in the future.
Tom O - 12/19/2024
Quickly find trusted local drug testing centers in Richmond, CA — fast, convenient, and reliable every time!
Quickly find a local DOT drug testing center in Richmond, CA — fast, reliable, convenient nationwide service!
DNA testing for legal and non-legal purposes including child support, and child custody around Richmond, CA.
Including specimen collector training, DER training, reasonable suspicion training and much more in Richmond, CA.v
Get fast, accurate hair drug testing at our convenient Richmond, CA locations—results you can trust, every time!
Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Richmond, CA.
Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Richmond, CA.
Accurate 5 panel drug testing with fast, confidential results—trusted by Richmond, CA employers and individuals nationwide.
Comprehensive 10 panel drug testing with fast, reliable results—trusted for Richmond, CA workplace and personal testing needs.
Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your Richmond, CA workplace compliant.
Certified DOT physicals with quick, reliable exams to keep Richmond, 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.