Drug & Alcohol Testing Near Me - Lancaster, CA

Accredited Drug Testing provides drug and alcohol testing services at multiple locations throughout your local area.  

Employment, DOT, Court Ordered, Personal
Urine | Hair Follicle | Oral Fluid | Blood | ETG

31 Drug-Testing Centers in Lancaster

Minutes Away, Test Today

44469 10th St W0.82 miles

44469 10th St W
Lancaster, CA 93534

44447 10th St W0.82 miles

44447 10th St W
Lancaster, CA 93534

43823 10th St W1.35 miles

43823 10th St W
Lancaster, CA 93534

44451 16th St W Ste 1011.35 miles

44451 16th St W Ste 101
Lancaster, CA 93534

1600 W Avenue J1.40 miles

1600 W Avenue J
Lancaster, CA 93534

1629 W Avenue J Ste 1011.44 miles

1629 W Avenue J Ste 101
Lancaster, CA 93534

1672 W Avenue J Suite 1031.50 miles

1672 W Avenue J Suite 103
Lancaster, CA 93534

43535 17th St W Ste 3022.20 miles

43535 17th St W Ste 302
Lancaster, CA 93534

43112 15th St W2.61 miles

43112 15th St W
Lancaster, CA 93534

42220 10th St W Ste 1093.41 miles

42220 10th St W Ste 109
Lancaster, CA 93534

843 Auto Center Dr Ste A,7.31 miles

843 Auto Center Dr Ste A,
Palmdale, CA 93551

39115 Trade Center Dr Ste 1307.50 miles

39115 Trade Center Dr Ste 130
Palmdale, CA 93551

627 West Ave Q Ste B7.57 miles

627 West Ave Q Ste B
Palmdale, CA 93552

38600 Medical Center Dr8.72 miles

38600 Medical Center Dr
Palmdale, CA 93551

43141 Business Center Pkwy Ste 10515.49 miles

43141 Business Center Pkwy Ste 105
Lancaster, CA 93535

19042 Soledad Canyon Rd27.15 miles

19042 Soledad Canyon Rd
Santa Clarita, CA 91351

27558 Sierra Hwy27.34 miles

27558 Sierra Hwy
Santa Clarita, CA 91351

22840 Soledad Canyon Rd29.68 miles

22840 Soledad Canyon Rd
Saugus, CA 91350

23823 Valencia Blvd Ste 16030.57 miles

23823 Valencia Blvd Ste 160
Valencia, CA 91355

13920 Breger Ave30.68 miles

13920 Breger Ave
Sylmar, CA 91342

25733 Rye Canyon Rd31.56 miles

25733 Rye Canyon Rd
Valencia, CA 91355

23206 Lyons Ave Ste 10931.76 miles

23206 Lyons Ave Ste 109
Newhall, CA 91321

1200 Arroyo St32.39 miles

1200 Arroyo St
San Fernando, CA 91340

23845 Mcbean Pkwy32.43 miles

23845 Mcbean Pkwy
Valencia, CA 91355

24355 Lyons Ave Ste 13032.71 miles

24355 Lyons Ave Ste 130
Santa Clarita, CA 91321

14901 Rinaldi St Ste 20434.20 miles

14901 Rinaldi St Ste 204
Mission Hills, CA 91345

15031 Rinaldi St34.28 miles

15031 Rinaldi St
Mission Hills, CA 91345

115 W E St34.68 miles

115 W E St
Tehachapi, CA 93561

807d Tucker Rd Ste D,34.96 miles

807d Tucker Rd Ste D,
Tehachapi, CA 93561

9300 N Loop Blvd Ste A & B35.16 miles

9300 N Loop Blvd Ste A & B
California City, CA 93505

10630 Sepulveda Blvd Ste 10035.44 miles

10630 Sepulveda Blvd Ste 100
Mission Hills, CA 91345

Drug Testing Near Me

Seeking reliable drug testing near me in Lancaster, CA? Accredited Drug Testing, Inc. offers an extensive range nationwide, with over 20,000 locations including Lancaster, CA. Our solutions cater to DOT-regulated examinations, court-mandated assessments, pre-employment screenings, or personal testing requirements. We prioritize fast, discreet, hassle-free scheduling. Our accredited labs and collection sites assure dependable and compliant results under both federal and state regulations. Reach us by calling (800) 221-4291 or schedule online anytime, and locate a nearby testing center. Trust in Accredited Drug Testing for timely, accurate results when safety and compliance are essential.
Lancaster, CA's own Accredited Drug Testing: Your secure partner in responsible substance screening.

Drug and Alcohol Testing Options

Urine Drug Testing Available Panels
5 Panel Drug Test (DOT/NON DOT)
5 Panel + Alcohol Drug Test
5 Panel + ETG Alcohol Drug Test
10 Panel Drug Test
10 Panel + ETG Alcohol Drug Test
12 Panel Drug Test
Hair Drug Testing Available Panels
5 Panel Hair Drug Test
5 Panel + ETG Hair Drug Test
10 Panel Hair Drug Test
12 Panel Hair Drug Test
14 Panel Hair Drug Test
16 Panel Hair Drug Test
Alcohol Drug Testing Available Panels
Alcohol Urine Drug Test
ETG Alcohol Test (Urine)
Breath Alcohol Test
Blood Alcohol Test
Peth Alcohol Blood Test
ETG Alcohol Test (Hair)

Customized Testing Options Available l Discounts available for Bulk Purchases l Onsite Drug Testing Services

How Urine Drug Testing Works

The urine drug test is the most widespread method utilized across the nation and is sanctioned exclusively for DOT-regulated assessments as defined under 49 CFR Part 40. This process detects recent substance exposure by examining a urine specimen for drugs, their metabolites, or even alcohol markers. Its design aims for standardized, confidential handling to secure precise and legally sound results suitable for employers, individuals, and judicial requirements within Lancaster, CA.

Testing Techniques & Collection Procedures

1. Confirming Donor Identity

The donor is required to present a valid government ID and complete necessary chain-of-custody documentation before proceeding.

2. Controlled Collection Environment

Urine samples are gathered in a monitored restroom, securing against any tampering, with standard security measures like restrictions on personal items and colored toilet water.

3. Documentation of Custody

A federally mandated Chain of Custody Form (CCF) follows the specimen from collection to lab analysis, upholding the sample's integrity and its legal defensibility.

4. Verifying Temperature & Validity

After collection, the sample's temperature is checked, while the lab later performs checks for validity, including creatinine, pH, specific gravity, and potential adulterants.

5. DOT Split Samples

DOT tests involve splitting the urine into two containers: one for primary testing, and the second (the B bottle) for retesting should dispute arise. Non-DOT tests typically use a single container.

6. Screening & Confirming in Laboratories

With SAMHSA-certified labs, samples are subjected to:

  • Initial Immunoassay Screening: Determines class presence of drugs.
  • Confirmation Testing: Uses GC/MS or LC/MS for pinpoint identification of drugs or metabolites.

7. Verification by MRO

Non-negative findings are reviewed by a licensed Medical Review Officer (MRO), ensuring validity, and exploring medical justifications before finalizing the results.

What is the Duration for Urine Test Results?

  • Instant Urine Test: Negative results on the same day; positive results entail lab confirmation (24-72 hours).
  • Lab-Based Urine Test: 24 to 48 hours for negative outcomes.
  • DOT Drug Test: Typically requires 1-3 business days contingent on MRO assessment and communication with the donor.
  • Urine EtG Alcohol Test: Generally processed within 24-48 hours.

Additional time might be needed for conditions like shy bladder, invalid samples, or extended lab verification.

Urine Drug & Alcohol Testing Advantages

  • DOT sanctioning: yalnızca federal-grade approval for regulated assessments.
  • Effective for recent drug detection, apt for workplace and post-event scenarios.
  • Economically affordable with rapid turnaround times.
  • Broad institutional acceptance from courts, employers, to state agencies.
  • Instant testing alternatives for accelerated detection.
  • High precision confirmed through advanced GC/MS or LC/MS.

Urine Drug & Alcohol Testing Constraints

  • Shortened detection window, within 1-7 days for most substances.
  • Potential for tampering without stringent measures.
  • Incapable of indicating long-term or historical substance use profiles.
  • Requires restroom access and specific gathering protocols.
  • Traditional urine tests do not identify alcohol unless EtG/EtS is executed.

Despite such limitations, urine tests continue as the staple for quick and practical drug and alcohol evaluations nationally.

How Hair Drug Testing Works

Hair drug and alcohol testing represents a trustworthy laboratory method for uncovering long-term substance consumption patterns. This method stands apart from urine testing, which is limited to identifying recent use. Instead, hair testing reviews a 90-day detection period by examining drug metabolites trapped within hair strands, thus serving as an optimal choice for workplace initiatives, legal proceedings, child custody evaluations, and any need for long-view substance use insights.

Testing Methods & Collection Process

  • 1. Donor Identity Verification: Donors must present valid ID, ensuring completion of all consent and chain-of-custody forms for proper tracking.
  • 2. Hair Collection Procedure: A trained individual gathers a small sample of hair, 100-120 strands, from as nearby to the scalp as possible preferably from the crown. Body hair is an alternative if head hair is inaccessible.
  • 3. Chain of Custody Documentation: The process uses a Hair Drug Test Custody and Control Form, vital for safeguarding legal defensibility and secure specimen transfer.
  • 4. Laboratory Preparation & Analysis: Laboratories undertake several forensic steps, including decontamination, cutting/grinding, and meticulous extraction of drug metabolites, ensuring the sample's analytic readiness.

Following preparation, samples undergo complex laboratory testing:

  • Initial Screening: Using immunoassay to spot drug classes.
  • Confirmation Testing: Utilizes GC/MS or LC/MS for scientifically precise drug and metabolite verification.
  • 5. Metabolite Detection: Metabolites become integrated into hair as it grows, providing a resilient, long-running record of use.
  • 6. MRO Review: A Medical Review Officer confirms non-negative results, checks for medical explanations, and issues a lawful final result.

How Long Do Hair Test Results Take?

  • Standard Hair Test: 2-3 business days after laboratory receipt.
  • Complex Panels or Alcohol Testing(EtG/FAEE): Ranges 3-5 business days, subject to testing complexity.

Hair testing processes, requiring detailed steps, have a longer turnaround than urine tests but offer matchless detection reliability.

Benefits of Hair Drug & Alcohol Testing

  • Extensive 90-day detection timeline for assessing long-standing substance use.
  • Extremely resistant to manipulation or false alteration, offering credible results.
  • Clearly showcases consistent, sporadic, or ceased substance behaviors.
  • Best used in legal jurisdiction, child custody matters, and compliance checks.
  • Quick, non-invasive collection.
  • Superior accuracy through GC/MS and LC/MS confirmation.

Limitations of Hair Drug & Alcohol Testing

  • Does not capture very recent use (5-7 days following use).
  • Higher expense relative to urine or oral fluid exams.
  • Body hair's detection timeframe is less precise.
  • Substances may integrate uniquely depending on hair type and development speed.
  • Currently not valid for DOT testing needs.

Despite these constraints, hair testing remains among the most dependable for pinpointing long-standing substance consumption in Lancaster, CA and is favored by employers, legal entities, and individuals in pursuit of tamper-resistant, accurate outcomes.

Alcohol & Drug Testing-How Each Method Works

In Lancaster, CA and across the nation, Accredited Drug Testing offers comprehensive and varied alcohol and drug screening solutions tailored to fulfill the needs of employers, DOT, legal determinations, and personal inquiries. A thorough understanding of each method guarantees accurate selection, dependable results, and compliance with federal and state criteria. Our comprehensive network, approved laboratories, and skilled Medical Review Officers embody the precision, trust, and professionalism necessary for reliable test outcomes.

Alcohol Urine Drug Test

The alcohol urine test efficiently identifies recent alcohol intake through ethanol metabolites found in urine. Commonly adopted for workplace assessments, court mandates, and post-accident scenarios, it doesn't establish current impairment but offers a limited window of detection spanning several hours, making it a swift, economical screening solution.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test is a remarkably indicative approach capable of tracing alcohol consumption up to 80 hours post-ingestion. Due to EtG's role as a direct metabolite of ethanol, the test is extensively utilized by the judicial system, rehabilitation programs, and compliance monitoring organizations. It outperforms conventional urine alcohol tests in longevity and reliability.

Breath Alcohol Test

The breath alcohol test gauges immediate impairment by quantifying alcohol concentration in deep lung air. Conducted via DOT-certified breath alcohol tools (EBTs), it renders instantaneous and legally sound results, fitting for DOT-regulated employees and often employed in workplaces, accidents, and suspicion-driven testing.

Blood Alcohol Test

The blood alcohol test measures ethanol content directly within the bloodstream, providing one of the most precise means of determining impairment. Widely trusted by hospitals, law enforcement, and legal sectors for its accuracy, particularly in DUI cases, emergency treatment, and critical legal investigations.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test targets chronic or intense alcohol use by detecting specific biomarkers embedded within red blood cells. PEth offers a detection period of 2-3 weeks and serves as a trusted indicator of long-term alcohol habits. This method is prevalent in family legalities, monitoring arrangements, treatment facilities, and pre-employment validation for safety-sensitive sectors.

ETG Alcohol Test (Hair)

Providing a 90-day detection scope, the EtG hair alcohol test evaluates alcohol metabolites sequestered within the hair structure, mapping habitual or persistent alcohol usage rather than sporadic consumption. Courts, custody discussions, and prolonged oversight programs trust hair EtG tests for their consistency, accuracy, and resistance to temporary abstinence subterfuges.

Championing informed decisions, Accredited Drug Testing facilitates every alcohol screening method with authoritative guidance, validated labs, and prompt bookings, ensuring results that are conclusive, defensible, and regulatory-compliant, benefiting individuals and employers by maintaining security, awareness, and adherence.


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.

Frequently Asked Questions

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.

Customer Reviews

Very Fun and Easy

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

Super Easy to Schedule

Super easy to schedule and get what you need, weather for a job, personal, or court ordered! I believe I spoke with Justine who was helpful in answering all my questions and stayed on the phone with me until she was sure I was all set and got the emails I needed.

Mandy Ryan - 12/14/2024

Smooth and Seamless

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

ADT is truly the best

Where do I start?!! ADT is truly the best!! I had the pleasure of speaking with Tori today! She was excellent, professional and truly went above and beyond in her kind, compassionate care and commitment to providing me with the best service possible. I was in such a time crunch, but I was able to call, order the test, pay for it over the phone and get the test I needed within the hour. Not only did this put my mind at ease, they saved my job!! I am forever grateful for this team of hard workers, that care, with such great work ethics! Thank you from the very bottom of my heart!!! If you need a drug, alcohol, etc… screening, this team will be your lifesavers!!

Sarah Patterson - 4/8/2025

Had very fast and good service

Had very fast and good service, was able to get an appointment same day with the nearest facility. My questions were answered thoroughly but quick. Definitely recommend

Jacob Matzke - 11/19/2024


Sources


Lancaster Drug Testing

Quickly find trusted local drug testing centers in Lancaster, CA — fast, convenient, and reliable every time!

Lancaster DOT Drug Testing

Quickly find a local DOT drug testing center in Lancaster, CA — fast, reliable, convenient nationwide service!

Lancaster DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Lancaster, CA.

Lancaster Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Lancaster, CA.v

Lancaster Hair Drug Testing

Get fast, accurate hair drug testing at our convenient Lancaster, CA locations—results you can trust, every time!

Lancaster Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Lancaster, CA.

Lancaster Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Lancaster, CA.

Lancaster 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by Lancaster, CA employers and individuals nationwide.

Lancaster 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for Lancaster, CA workplace and personal testing needs.

Lancaster On Site Drug Testing

Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your Lancaster, CA workplace compliant.

Lancaster DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Lancaster, CA drivers compliant and on the road with confidence.

DOT Consortium

Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.

(800) 221-4291