✓ Same-Day Walk-Ins Welcome ✓ Digital Donor Pass in Minutes ✓ No Doctor Order Required ✓ SAMHSA-Certified Labs

Drug Testing Locations in Tuolumne City, CA

With 37 testing centers in the Tuolumne City area, we offer drug and alcohol testing for employment, probation and DOT requirements. Additional services include DOT consortium enrollment, DNA Testing and background checks. Order your tests and services online or call (800) 221-4291.

Urine (5, 10, 12, 14-Panel) Hair Follicle (90-Day) DOT Drug & Alcohol Court & Probation Oral Fluid / Saliva EtG Alcohol
🕑 Collection Site Hours: Monday – Friday: 8:00 AM – 4:00 PM • ✓ Walk-in with Electronic Donor Pass • Saturday – Sunday: Closed

37 Drug-Testing Centers in Tuolumne City

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

19747 Greenley Rd

7.02 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
19747 Greenley Rd
Sonora, CA 95370

1000 Greenley Rd

7.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1000 Greenley Rd
Sonora, CA 95370

940 Sylva Lane, Suite # F2

7.10 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
940 Sylva Lane, Suite # F2
Sonora, CA 95370

60 Copper Cove Dr

19.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
60 Copper Cove Dr
Copperopolis, CA 95228

2182 Highway 4

20.23 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2182 Highway 4
Arnold, CA 95223

768 Mountain Ranch Rd

28.16 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
768 Mountain Ranch Rd
San Andreas, CA 95249

5189 Hospital Rd

34.96 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5189 Hospital Rd
Mariposa, CA 95338

1919 Vista Del Lago Dr

35.46 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1919 Vista Del Lago Dr
Valley Springs, CA 95252

1390 W H St Ste C

36.65 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1390 W H St Ste C
Oakdale, CA 95361

20104 Hwy 88

38.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
20104 Hwy 88
Pine Grove, CA 95665

223 Clinton Rd, Ste 203

38.64 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
223 Clinton Rd, Ste 203
Jackson, CA 95642

500 South Ave Ste 1

38.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
500 South Ave Ste 1
Jackson, CA 95642

100 Mission Blvd

39.02 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
100 Mission Blvd
Jackson, CA 95642

9000 Ahwahnee Dr

39.23 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9000 Ahwahnee Dr
Yosemite National Park, CA 95389

431 Sutter Hill Rd

41.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
431 Sutter Hill Rd
Sutter Creek, CA 95685

5626 Heddon Ct

44.32 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5626 Heddon Ct
Mariposa, CA 95338

333 Mercy Ave

44.65 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
333 Mercy Ave
Merced, CA 95340

1700 Coffee Rd

44.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1700 Coffee Rd
Modesto, CA 95355

911 E Tuolumne Rd

44.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
911 E Tuolumne Rd
Turlock, CA 95382

1801 Colorado Ave Ste 130

45.10 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1801 Colorado Ave Ste 130
Turlock, CA 95382

1340 Mitchell Rd

45.12 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1340 Mitchell Rd
Modesto, CA 95351

3605 Hospital Rd Ste H

45.22 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3605 Hospital Rd Ste H
Atwater, CA 95301

394 E Yosemite Ave

45.27 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
394 E Yosemite Ave
Merced, CA 95340

600 Coffee Rd

45.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
600 Coffee Rd
Modesto, CA 95355

2112 Mchenry Ave

45.67 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2112 Mchenry Ave
Modesto, CA 95350

1524 Mchenry Ave Ste 160

45.86 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1524 Mchenry Ave Ste 160
Modesto, CA 95350

1524 Mchenry Ave. Ste 120,

45.86 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1524 Mchenry Ave. Ste 120,
Modesto, CA 95350

1524 Mchenry Ave Ste 500

45.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1524 Mchenry Ave Ste 500
Modesto, CA 95350

1048 Geer Rd

45.94 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1048 Geer Rd
Turlock, CA 95380

1541 Florida Ave Ste 102

46.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1541 Florida Ave Ste 102
Modesto, CA 95350

1441 Florida Ave

46.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1441 Florida Ave
Modesto, CA 95350

374 W Olive Ave Ste A

46.27 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-11:30 AM & 1:00 PM-5:00 PM✓ Walk-in with Electronic Donor Pass
374 W Olive Ave Ste A
Merced, CA 95348

3070 M St Ste 11

46.34 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3070 M St Ste 11
Merced, CA 95348

2000 Paulson Rd

46.35 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2000 Paulson Rd
Turlock, CA 95380

400 12th St Suite 23

46.75 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
400 12th St Suite 23
Modesto, CA 95354

400 12th St Ste 23

46.76 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
400 12th St Ste 23
Modesto, CA 95354

4601 Dale Rd Fl 4

47.56 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4601 Dale Rd Fl 4
Modesto, CA 95356

Employment, DOT, Court Ordered, Probation, Family

At our 37 sites in the Tuolumne City, CA region, Accredited Drug Testing offers a full range of drug and alcohol tests. Our services include DOT and non-DOT urine drug screening, breathalyzer alcohol tests, EtG alcohol assays, and hair follicle drug testing for personal, workplace, or legal purposes. We feature quick result tests and laboratory analysis by SAMSA-approved labs. Many of our centers are conveniently located close to you, providing same-day testing services. We also specialize in Occupational Health Testing, Clinical Analysis, and conducting Background checks.

For more details, dial (800) 221-4291 or register through our website. Choose your required test and a nearby testing site—ideal for personal, employee, or third-party testing. It's fast and straightforward to book a test, whether by contacting our office or scheduling online any time. Our efficient system makes organizing drug tests in Tuolumne City a smooth experience.

* You must register by phone or online to receive your donor pass/registration prior to proceeding to the testing center. You must bring a valid government issued ID along with the registration/barcode number which was sent to you by email.

When you're searching for drug testing near me or drug testing locations, we provide a simple and convenient process to find a drug and alcohol testing location near you that is certified to provide all of your drug and alcohol testing needs.

How the Drug Testing Process Works in Tuolumne City, CA

1

Order Online or Call

Select your test & search nearby Tuolumne City collection sites.

2

Get Donor Pass

Receive your donor pass by email or SMS immediately.

3

Visit Collection Center

Walk in with donor pass & photo ID. No appointment needed.

4

Fast Results

Secure results delivered confidentially in 24-48 hours.

Tuolumne City, CA Drug Testing

Drug Testing Services Available at Our Tuolumne City, CA Labs:

At our Tuolumne City drug testing collection sites, Accredited Drug Testing provides one of the widest selections of drug and alcohol testing services available. Whether you're an employer, attorney, court, or private individual, we offer both DOT and non-DOT testing options—ranging from rapid tests to comprehensive lab-based screenings—capable of detecting nearly any substance.

Mobile/On-Site Drug Testing

If you're an employer needing to test 25 or more employees and looking to save time and money, we offer mobile on-site drug testing where we come to you. Call us today for more information.

Official Legal & Regulatory Framework

California Drug Testing Laws & Compliance in Tuolumne City

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Tuolumne City, CA adhering strictly to Cal. Lab. Code § 1025 et seq., federal DOT 49 CFR Part 40 guidelines, and certified SAMHSA laboratory chain-of-custody standards.

Statutory Citation
Cal. Lab. Code § 1025 et seq.
Medical Marijuana
Legal
Recreational Cannabis
Legal
Workplace Rights
Zero-Tolerance Protected

California AB 2188 requires non-psychoactive cannabis metabolite protections while retaining full employer rights for pre-employment, post-accident, and safety-sensitive testing.

Under Cal. Lab. Code § 1025 et seq., employers in Tuolumne City may institute comprehensive drug-free workplace programs including:

  • Pre-Employment Screening: Conditional job offer testing for all applicants.
  • Reasonable Suspicion Testing: Objective, documented behavioral signs of impairment.
  • Post-Accident Testing: Mandatory screening following workplace injuries or property damage.
  • Random Testing: Unannounced selection for safety-sensitive roles and machinery operators.
  • Workers' Comp Incentives: Verified testing programs provide premium discounts on state workers' compensation insurance policies.

While cannabis statutes continue evolving across the United States (Medical: Legal; Recreational: Legal in California), employers retain the legal prerogative to prohibit substance impairment on job premises, during operational shifts, and while operating company vehicles.

Federal regulations, Department of Transportation (DOT) mandates, and safety-sensitive positions strictly prohibit marijuana use regardless of state cannabis status. ADT provides both standard THC screening and non-THC customized drug panels for private employers wishing to adapt to state-specific hiring preferences.

For commercial drivers, maritime operators, aviation crews, and transit personnel operating in Tuolumne City, all testing follows rigorous Department of Transportation (DOT) standards governed by 49 CFR Part 40:

  • Federal 5-Panel Regulated Urine Screen: Tested for Marijuana, Cocaine, Amphetamines/Methamphetamines, Opioids (Codeine, Morphine, Heroin, Hydrocodone, Hydromorphone, Oxycodone, Oxymorphone), and PCP.
  • SAMHSA Accredited Laboratories: Zero compromise on testing accuracy with gas chromatography/mass spectrometry (GC/MS) confirmation.
  • Medical Review Officer (MRO): Every non-negative specimen is reviewed by a licensed physician MRO before reporting.
  • FMCSA Clearinghouse Reporting: Real-time reporting of verified positive tests and refusals to test into the federal driver clearinghouse database.

Accredited Drug Testing provides legally admissible drug and alcohol screening for county court dockets, child custody hearings, probation requirements, and pretrial diversion programs throughout Tuolumne City and California.

All specimens undergo observed or witnessed collection procedures when ordered by the court, accompanied by rigorous Federal Chain of Custody Forms (CCF). Turnaround time is rapid, and official certificates of analysis can be forwarded directly to your attorney, court case officer, or probation supervisor upon release.

Hyper-Local Proximity Coverage

Neighborhoods & Service Districts in Tuolumne City, CA

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout Tuolumne City to ensure fast donor access with minimal drive times. Walk-ins are welcomed with an immediate electronic donor pass across all major neighborhoods and transit corridors:

Key Tuolumne City Neighborhoods Covered:

● Downtown Tuolumne City ● Central Business District ● North Tuolumne City Commercial Corridor ● South Tuolumne City Industrial Park ● East Tuolumne City Metro Area ● West Tuolumne City Trade Center ● Medical & Healthcare District ● Airport / Logistics Corridor

Major Employment & Commercial Hubs Served:

Tuolumne City Main Street Commercial District • Tuolumne City Regional Trade Center • County Industrial Parkway • Metro Healthcare & Occupational Medical Corridor

Located anywhere in Tuolumne City? Receive your electronic pass in under 5 minutes.
Order Test Online →

Surrounding Areas Served Near Tuolumne City

Soulsbyville • Mono Vista • East Sonora-phoenix Lake • Phoenix Lake • Phoenix Lake-cedar Ridge • Twain Harte • East Sonora • Cedar Ridge

Tuolumne City, CA Drug & Alcohol Test Panels & Detection Windows

Select a test panel below to review specific drug compounds screened, detection timeframes, and instant electronic pass registration in Tuolumne City.

Test Type & Local Panel Detection Window Common Use Cases in Tuolumne City Turnaround Time
5-Panel Urine Screen in Tuolumne City →
THC, Cocaine, Basic Opiates, Amphetamines, PCP
1 to 5 Days Pre-Employment, Workplace Safety & Non-DOT Randoms 24 to 48 Hours
10-Panel Urine Screen in Tuolumne City →
Adds Benzodiazepines, Barbiturates, Methadone, Propoxyphene
1 to 7 Days Healthcare Staffing, Corporate Policies & Court Orders 24 to 48 Hours
Hair Follicle Drug Test in Tuolumne City →
Long-term historical pattern analysis (90-day window)
Up to 90 Days Child Custody, Legal Defense & Executive Screening 3 to 5 Business Days
DOT Drug & Alcohol Test in Tuolumne City →
49 CFR Part 40 compliant with CCF & MRO verification
1 to 5 Days FMCSA, FAA, FRA, FTA, USCG Regulated Drivers & Crew 24 to 48 Hours
ETG & Breath Alcohol in Tuolumne City →
Evidential breath testing or 80-hour urine EtG metabolite
Breath: 0–12 Hrs
EtG: Up to 80 Hrs
Zero-Tolerance Workplace, Post-Accident & Probation Immediate to 48 Hours
DOT Physical Exam in Tuolumne City →
FMCSA NRCME certified medical examiner card (Form MCSA-5876)
1 to 2 Year Card Commercial Driver License (CDL) Medical Certification Same-Day Medical Card
Full-Service Testing Solutions

Occupational Health & Specialized Screening in Tuolumne City, CA

Beyond standard urine screening, Accredited Drug Testing delivers end-to-end occupational medical solutions, DOT credentialing, court-admissible forensic testing, and employer background compliance.

NRCME Certified

DOT Physicals & Medical Cards

FMCSA-compliant examinations conducted by certified medical examiners. Instant driver medical certificate renewal across Tuolumne City.

AABB Accredited

Court Legal DNA & Paternity

100% court-admissible legal paternity, maternity, sibling, and grandparentage testing with strict chain of custody for family court.

FCRA Compliant

Background Checks & MVR

Comprehensive pre-employment screening, nationwide criminal history searches, and Motor Vehicle Records (MVR) for driver compliance.

Long Detection Window

90-Day Hair Follicle Drug Test

Tamper-resistant 90-day historical substance screening. Preferred by family courts, custody attorneys, and zero-tolerance employers.

Instant & Lab Confirmed

Breath Alcohol & 80-Hr EtG

Evidential breath alcohol testing (BAT) and 80-hour EtG urine/hair metabolite analysis for probation monitoring and workplace safety.

We Come to You

Mobile On-Site Group Testing

Certified mobile collection technicians dispatched directly to your Tuolumne City facility or job site for groups of 25+ employees.

Local Testing Resource Network

More Drug & Alcohol Testing Options in Tuolumne City, CA

Need immediate walk-in service in Tuolumne City? View our Walk-In Drug Testing Near Me in Tuolumne City, CA facility guide or order an instant electronic donor pass online.

Tuolumne City Drug Testing

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

Tuolumne City DOT Drug Testing

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

Tuolumne City DNA Testing

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

Tuolumne City Industry Training

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

Tuolumne City Hair Drug Testing

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

Tuolumne City Alcohol Testing

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

Tuolumne City Drug Testing Services

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

Tuolumne City 5 Panel Drug Test

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

Tuolumne City 10 Panel Drug Test

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

Tuolumne City On Site Drug Testing

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

Tuolumne City DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Tuolumne City, 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.


Frequently Asked Questions

In California, workplace drug testing is governed by statutory guidelines under Cal. Lab. Code § 1025 et seq.. Private employers generally operate under a Labor Code § 1025 and AB 2188 guidelines, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in California who implement a certified Drug-Free Workplace Program in compliance with Cal. Lab. Code § 1025 et seq. can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under California state law compliance standards, state statutes prohibits adverse action for off-duty non-psychoactive cannabis use. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 37 certified collection sites in the Tuolumne City area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Tuolumne City, registering your test online or calling (800) 221-4291 prior to visiting guarantees rapid priority specimen collection with an instant barcode pass.
Negative drug and alcohol test results are typically released within 24 to 48 hours of specimen processing. Any non-negative screenings undergo confirmatory GC/MS or LC/MS testing and licensed Medical Review Officer (MRO) verification within 3 to 5 business days.

Customer Reviews

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

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

Super Helpful

Detricia was super helpful in making sure that the drug test is sent my worker for was the right one I needed for my company to be compliant with my customers drug test requirements.

Kevin Howell - 12/19/2024

Fast,easy and efficient

Fast,easy and efficient. They made the whole process stress free and simple. Thanks 😊

Micheal Ankenbrandt - 2/19/2025

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

Sweet and helpful

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

Super helpful

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

Very helpful

They were very helpful in finding a place to get tested on the route back home! They made a difficult time seem easy with no judgement!

Anne Creden - 11/19/2024

Fast and easy

It was fast and easy a pleasure to talk to the customer service people great service

Peter Villegas - 1/19/2025

Very easy to get scheduled

Very easy to get scheduled and easy process once checked in and the staff were all extremely friendly! I would recommend this company!

Ronickia Moore - 11/19/2024


(800) 221-4291