Drug & Alcohol Testing Near Me - Oakdale, 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

34 Drug-Testing Centers in Oakdale

Minutes Away, Test Today

1390 W H St Ste C0.96 miles

1390 W H St Ste C
Oakdale, CA 95361

1700 Coffee Rd9.75 miles

1700 Coffee Rd
Modesto, CA 95355

2112 Mchenry Ave10.27 miles

2112 Mchenry Ave
Modesto, CA 95350

600 Coffee Rd10.52 miles

600 Coffee Rd
Modesto, CA 95355

1524 Mchenry Ave. Ste 120,10.57 miles

1524 Mchenry Ave. Ste 120,
Modesto, CA 95350

1524 Mchenry Ave Ste 16010.57 miles

1524 Mchenry Ave Ste 160
Modesto, CA 95350

1524 Mchenry Ave Ste 50010.64 miles

1524 Mchenry Ave Ste 500
Modesto, CA 95350

1541 Florida Ave Ste 10210.70 miles

1541 Florida Ave Ste 102
Modesto, CA 95350

1441 Florida Ave10.73 miles

1441 Florida Ave
Modesto, CA 95350

1340 Mitchell Rd11.79 miles

1340 Mitchell Rd
Modesto, CA 95351

4601 Dale Rd Fl 411.85 miles

4601 Dale Rd Fl 4
Modesto, CA 95356

400 12th St Suite 2311.95 miles

400 12th St Suite 23
Modesto, CA 95354

400 12th St Ste 2311.98 miles

400 12th St Ste 23
Modesto, CA 95354

3125 Conant Ave11.99 miles

3125 Conant Ave
Modesto, CA 95350

1064 Woodland Ave Ste F12.40 miles

1064 Woodland Ave Ste F
Modesto, CA 95351

1550 Colony Rd Ste B16.11 miles

1550 Colony Rd Ste B
Ripon, CA 95366

911 E Tuolumne Rd17.40 miles

911 E Tuolumne Rd
Turlock, CA 95382

1801 Colorado Ave Ste 13017.76 miles

1801 Colorado Ave Ste 130
Turlock, CA 95382

60 Copper Cove Dr17.80 miles

60 Copper Cove Dr
Copperopolis, CA 95228

1048 Geer Rd18.22 miles

1048 Geer Rd
Turlock, CA 95380

1341 Historical Plaza Way19.04 miles

1341 Historical Plaza Way
Manteca, CA 95336

1140 Norman Dr, Ste 219.35 miles

1140 Norman Dr, Ste 2
Manteca, CA 95336

965 E Yosemite Ave Ste 919.58 miles

965 E Yosemite Ave Ste 9
Manteca, CA 95336

2000 Paulson Rd19.83 miles

2000 Paulson Rd
Turlock, CA 95380

1205 E North St20.17 miles

1205 E North St
Manteca, CA 95336

1779 W Yosemite Ave Fl 20221.84 miles

1779 W Yosemite Ave Fl 202
Manteca, CA 95337

3663 Arch Rd Ste 40022.49 miles

3663 Arch Rd Ste 400
Stockton, CA 95215

901 Darcy Pkwy24.45 miles

901 Darcy Pkwy
Lathrop, CA 95330

801 E St26.01 miles

801 E St
Patterson, CA 95363

1700 Keystone Pacific Pkwy26.62 miles

1700 Keystone Pacific Pkwy
Patterson, CA 95363

1919 Vista Del Lago Dr27.78 miles

1919 Vista Del Lago Dr
Valley Springs, CA 95252

1800 N California St27.94 miles

1800 N California St
Stockton, CA 95204

1805 N California St Ste 30327.95 miles

1805 N California St Ste 303
Stockton, CA 95204

1429 W Fremont St28.47 miles

1429 W Fremont St
Stockton, CA 95203

Drug Testing Near Me

Are you in search of nearby drug testing services? Accredited Drug Testing, Inc. stands as a reliable choice across the United States, offering prompt drug and alcohol testing solutions, including numerous options available in Oakdale, CA. With a network exceeding 20,000 locations nationwide, you can confidently access testing for DOT regulations, court mandates, employment screenings, and personal needs. We assure an easy, fast, and discreet booking process. Our facilities are recognized for providing impeccable accuracy, maintaining compliance with both federal and state standards. Connect with us at (800) 221-4291 or book online around the clock for a convenient testing location within your reach. Ensure safety, adherence, and peace of mind, choosing Accredited Drug Testing for results you can trust every time.

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

Urine drug testing remains the most prevalent method across Oakdale, CA and the U.S., being the sole option sanctioned for DOT-regulated drug testing under 49 CFR Part 40. This technique discerns recent drug use by assessing a urine specimen for traces of drugs, metabolites, or alcohol biomarkers. The procedure is uniform, secretive, and built to furnish accurate, legally sound outcomes for businesses, individuals, and judicial mandates.

Testing Methods & Collection Process

1. Donor Identity Verification

The donor provides authorized identification and adheres to chain-of-custody protocols prior to testing commencement.

2. Secure Collection Environment

Samples are gathered in controlled settings preventing tampering, with potential restrictions on personal items and secured facilities.

3. Chain of Custody Documentation

A national Chain of Custody Form (CCF) follows the specimen, upholding the test's integrity and legitimacy.

4. Temperature & Validity Checks

Right after collection, samples undergo temperature and appearance checks, alongside validity assessments in labs, including creatinine and pH evaluations.

5. DOT Split Specimen

DOT tests divide urine into two containers, where non-DOT requires only one for accuracy and possible retesting.

6. Laboratory Screening & Confirmation

Utilizing SAMHSA-certified laboratories for two-phase analysis, employing:

  • Initial Immunoassay Screening: Identifies drug classes.
  • Confirmation Testing: Precision identification of drugs/metabolites using GC/MS or LC/MS.

7. MRO Verification

A Medical Review Officer inspects non-negatives, confirms correctness, and investigates possible medical causes with the applicant.

Duration for Urine Test Outcomes

Additional time may be necessary for shy bladder issues, invalid samples, or needed confirmation and contact.

Advantages of Urine Drug & Alcohol Testing

Despite some limitations, urine testing remains the premier and extensively adopted method for drug and alcohol checks in Oakdale, CA and the rest of the U.S.

How Hair Drug Testing Works

In the state of Oakdale, CA, hair drug and alcohol testing is a trusted laboratory technique that detects long-term substance use. Unlike urine tests that catch recent use, hair analysis has a 90-day detection window, identifying drug metabolites integrated within hair strands. This makes hair testing ideal for ongoing workplace monitoring, legal disputes, child custody considerations, and situations requiring a comprehensive view of substance use history.

Testing Methods & Collection Process

1. Donor Identity Verification

Prior to sample collection, individuals must present valid government identification, with all related consent and custody documentation completed to ensure legally binding results.

2. Hair Collection Procedure

A trained professional clips a small sample usually around 100-120 strands close to the scalp. The preferred source is the head's crown, yet body hair can be used if needed. The process is quick, non-invasive, and conducted under supervision.

3. Chain of Custody Documentation

Completion of a Hair Drug Test Custody and Control Form logs the specimen's collection, sealing, and handling, ensuring the protection and legality of outcomes.

4. Laboratory Preparation & Analysis

In the lab, hair samples undergo critical forensic stages:

Then, samples undergo precise lab analysis:

5. Metabolite Detection

Drug metabolites become embedded in the hair as it grows, forming a robust record of substance usage. The intrinsic nature of metabolites in hair makes this test immune to tampering.

6. MRO Review

A certified Medical Review Officer evaluates any non-negative outcomes for accuracy, examining plausible medical reasons and delivering an official report.

How Long Do Hair Test Results Take?

Although hair testing has a slightly extended turnaround compared to urine tests, its detection reliability is unrivaled.

Alcohol & Drug Testing-How Each Method Works

Accredited Drug Testing presents a comprehensive suite of drug and alcohol screening services tailored to meet any need, whether for employers, DOT compliance, legal cases, or individual purposes. Comprehending how each test functions allows for informed selection, ensuring precise results and adherence to federal and state, including Oakdale, CA, regulations. Our extensive national network, accredited laboratories, and seasoned Medical Review Officers guarantee the quality, confidence, and professionalism necessary for outcomes you can rely on.

Alcohol Urine Drug Test

An alcohol urine test locates recent alcohol use by recognizing ethanol metabolites in urine, commonly utilized in workplace settings, legal obligations, and post-incident scenarios. Although it does not gauge present impairment, it offers a brief detection span lasting a few hours, providing a rapid, economical screening method.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test is highly sensitive, identifying alcohol use up to 80 hours post-intake. As a direct ethanol metabolite, it's extensively applied by courts, rehab, and monitoring agencies, giving a longer window than standard urine tests with reliable results.

Breath Alcohol Test

A breath alcohol test ascertains current impairment by evaluating alcohol concentration in deep lung air. Conducted with DOT-approved devices, it delivers instant, lawful results crucial for DOT employees, workplace environments, incidents, or suspicious circumstances.

Blood Alcohol Test

A blood alcohol test provides an accurate measure of circulating ethanol, preferred by hospitals and law enforcement for precision, especially in DUI, critical care, and legal matters.

PEth Alcohol Blood Test

PEth (Phosphatidylethanol) blood tests identify heavy alcohol consumption by tracing alcohol biomarkers within red blood cells. Effective up to 3 weeks post-use, it's a solid indicator for habitual drinking, often used in legal, rehabilitation, and pre-employment screenings.

ETG Alcohol Test (Hair)

The EtG hair test offers a 90-day window by analyzing alcohol metabolites in hair shafts, ideal for detecting ongoing patterns rather than single events. Legal, custody, and monitoring programs leverage its accuracy and tamper-resistant nature.

Through expert guidance, accredited labs, and prompt bookings, Accredited Drug Testing ensures each alcohol screening method produces clear, legally sound outcomes, helping individuals and businesses remain informed and compliant.


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

Quick, Polite, Informative

Everyone has been quick to respond, polite, informative. It's been easy to order tests. I would recommend them to anyone to use.

April Rogers - 2/15/2025

Extremely pleasant

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

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

Excellent service!

Excellent service! Trish went above and beyond to find me a testing site as close to my home as possible. Results were faster than expected, as well. Thanks for your help, Trish and Accredited!

Es Hache - 4/13/2025

phone support has been excellent

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


Sources


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Oakdale Hair Drug Testing

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

Oakdale Alcohol Testing

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

Oakdale Drug Testing Services

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

Oakdale 5 Panel Drug Test

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

Oakdale 10 Panel Drug Test

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

Oakdale On Site Drug Testing

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

Oakdale DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Oakdale, 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