Drug Test Services - Cedar Ridge, CA

Urine | Hair | DOT | Oral Fluid | Alcohol/ETG | Occupational Health

With 32 testing centers in the Cedar Ridge 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.

32 Drug Test Service Centers in Cedar Ridge

Minutes Away, Test Today

940 Sylva Lane, Suite # F2

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

19747 Greenley Rd

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

1000 Greenley Rd

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

2182 Highway 4

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

60 Copper Cove Dr

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

768 Mountain Ranch Rd

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

1919 Vista Del Lago Dr

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

20104 Hwy 88

31.51 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

32.61 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

32.94 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

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

431 Sutter Hill Rd

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

1390 W H St Ste C

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

5189 Hospital Rd

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

9000 Ahwahnee Dr

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

1700 Coffee Rd

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

2112 Mchenry Ave

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

600 Coffee Rd

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

1340 Mitchell Rd

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

1524 Mchenry Ave. Ste 120,

47.83 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 160

47.83 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 500

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

1541 Florida Ave Ste 102

47.98 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

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

911 E Tuolumne Rd

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

4601 Dale Rd Fl 4

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

400 12th St Suite 23

48.98 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

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

1801 Colorado Ave Ste 130

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

3125 Conant Ave

49.27 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3125 Conant Ave
Modesto, CA 95350

1064 Woodland Ave Ste F

49.69 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1064 Woodland Ave Ste F
Modesto, CA 95351

1048 Geer Rd

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

Employers | Individuals | Families

Accredited Drug Testing provides comprehensive drug and alcohol testing services to promote workplace safety, meet compliance requirements, and support legal or personal needs for testing. Drug Testing helps prevent accidents, ensures a drug-free workplace,and meets Federal mandates such as those outlined by the Department of Transportation (DOT)

Drug Testing Services

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

Urine Drug Testing Services

Urine drug testing in Cedar Ridge, California is a standard method to assess the presence of drugs or their metabolites in one's system. It involves collecting a urine sample and analyzing it in a lab to ensure accurate results.

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Purpose of Urine Drug Testing

  • Pre-employment screening
  • Random workplace checks
  • Clinical monitoring
  • Rehabilitation follow-up
  • Legal compliance

What Drugs Can Be Detected

  • Marijuana
  • Cocaine
  • Opiates
  • Amphetamines
  • Methamphetamines

In Cedar Ridge, California, urine drug testing is a widely accepted practice due to its non-invasive nature and reliability. It serves multiple purposes, ensuring safe and drug-free environments across various sectors in the state.

Order Your Test Online

Alcohol Test Services

Alcohol testing in Cedar Ridge, California is used to determine alcohol consumption levels through various testing methods. This type of testing is essential for ensuring safety and compliance in various settings.

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Alcohol Testing is used in many settings

  • Workplace safety programs
  • Transportation industry compliance
  • Substance abuse treatment centers
  • Probation and parole
  • School programs

Common Methods of Alcohol Testing

  • Breathalyzer tests
  • Blood tests
  • Urine tests
  • Saliva tests
  • Hair tests

Breathalyzer tests - Used for immediate detection of intoxication.

Blood tests - Provide exact alcohol levels for legal cases.

Urine tests - Detect alcohol consumption over a longer period.

Saliva tests - Non-invasive and quick results.

Hair tests - Detect long-term patterns of alcohol use.

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Hair Follicle Drug Testing Services

Hair follicle drug testing is a method used to detect drugs of abuse, providing a longer detection window compared to urine or blood tests. Hair tests analyze the core of the hair shaft, where drugs are deposited as the hair grows. This offers an extended history of drug use, making it ideal for chronic use detection.

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Why Use Hair Drug Testing?

  • Long detection window
  • Non-invasive collection
  • Difficult to adulterate
  • Comprehensive drug panel
  • Employment and legal purposes
  • Chronic drug use identification

What Drugs Can Be Detected

  • Tetrahydrocannabinol (THC)
  • Cocaine
  • Methamphetamine
  • Opiates
  • Phencyclidine (PCP)
  • Benzodiazepines

Hair follicle drug testing in , Cedar Ridge, California is a trusted method for both employers and legal entities to monitor drug use over extended periods, providing reliable and tamper-resistant results.

Order Your Test Online

DOT Drug Testing Services

DOT drug testing in Cedar Ridge, California is crucial for maintaining safety standards in transportation. By law, certain employees undergo regular screenings to ensure they are drug-free. This testing contributes to road safety and compliance with federal guidelines for safety-sensitive transportation roles.

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Who is Required to Take DOT Drug Tests?

  • Commercial truck drivers
  • Bus drivers
  • Aviation personnel
  • Maritime operators
  • Pipeline workers
  • Public transport operators
  • Railroad workers

What Drugs Are Tested For

  • THC
  • Methamphetamines
  • Opiates
  • Phencyclidine (PCP)
  • Cocaine

With stringent regulations in place, DOT drug testing in Cedar Ridge, California ensures not only compliance but also the safety of employees and the public. Upholding these standards is vital for the well-being of all on the roads.

Order Your Test Online

Probation Drug Testing Services

Probation drug testing in Cedar Ridge, California is an oversight tool ensuring individuals comply with court terms. It serves as a deterrent against substance abuse and assists in rehabilitating probationers by promoting sober lifestyles. Learn More

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  • Compliance Verification: Ensures adherence to probation terms.
  • Deterrence from Substance Use: Reduces likelihood of drug misuse.
  • Rehabilitation Support: Encourages substance-free lives.
  • Community Safety: Enhances safety by reducing drug-related crimes.
  • Judicial Oversight: Assists courts in monitoring offenders.

Testing Methods

  • Urine tests: Commonly used due to accuracy and cost-efficiency.
  • Hair follicle tests: Offers historical insights into drug use up to 90 days.
  • Saliva tests: Provides quick results for immediate assessments.
  • Blood tests: Highly reliable, used when detailed data is needed.

Cedar Ridge, California's probation services rely on robust drug testing to foster compliance and aid in the rehabilitation process, ultimately aiming for reduced recidivism and safer communities.

Order Your Test Online

Court Ordered Drug Testing Services

Court ordered drug testing in , Cedar Ridge, California is mandated by the judicial system to ensure compliance with legal directives. It can be required of individuals involved in various legal proceedings such as custody battles or DUI convictions, serving both safety and legal accountability.

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Why are Court Ordered Drug Test Services Available?

  • Substance abuse assessment
  • Custody evaluations
  • Parental fitness
  • Rehabilitation progress
  • DUI cases
  • Probation compliance

Court Ordered Test Methods

  • Urine tests: Detects recent drug use
  • Hair follicle tests: Evaluates long-term substance use
  • Saliva tests: Offers quick results
  • Blood tests: Provides detailed analysis
  • Nail tests: Used for extended detection periods

In , Cedar Ridge, California, court ordered drug testing helps ensure individuals adhere to the legal system's requirements while supporting public safety.

Order Your Test Online

Fingernail Drug Testing Services

Fingernail drug testing in Cedar Ridge, California analyzes keratin tissue in nails to track drug use over a long duration, typically looking back at least several months. This method offers a unique perspective on long-term substance abuse.

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What is the Detection Window for Fingernail Drug Tests

  • Fingernails: Provides a drug usage history of 6-12 months.
  • Toenails: Offers an extended detection period up to a year.

What Drugs Can Be Detected

  • Methamphetamines
  • Heroin
  • Cocaine
  • Ecstasy
  • Opiates
  • Benzodiazepines

Advantages over other methods

  • Non-invasive collection
  • Extensive detection periods
  • Reliable results
  • Less chance of contamination
  • Accurate historical drug use data

In Cedar Ridge, California, fingernail testing offers significant advantages for long-term monitoring of drug use, aiding in legal cases and rehabilitation efforts.

Order Your Test Online

Occupational Health Test Services

Occupational health testing in Cedar Ridge, California involves a variety of assessments aiming to ensure the safety and wellness of employees in their workplace. This testing helps in evaluating physical capabilities, detecting potential health risks, and promoting a healthy workforce. Tests are designed based on job requirements and health regulations.

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Purpose of Occupational Health Testing

  • Ensure workplace safety
  • Employee health monitoring
  • Compliance with regulations
  • Identify potential hazards
  • Enhance productivity

Common Types of Occupational Health Tests

  • Fitness for duty exams: Evaluates physical capability
  • Respirator Fit Testing: Ensures proper respirator use
  • Pulmonary Function Tests (PFT's): Assesses lung health
  • Tuberculosis (TB): Detects exposure
  • Vision: Checks eyesight adequacy
  • Audiometric: Tests hearing capability

In Cedar Ridge, California, occupational health testing supports employers in fostering a safe, healthy, and compliant work environment, protecting both employees and organizational interests.

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Drug Statistics for Cedar Ridge, California

Drug-Related Statistics for Cedar Ridge, California:

  • The prevalence of substance use disorder in the area is comparable to the state average, affecting approximately 8-10% of the adult population.
  • Local law enforcement reports that drug-related incidents account for a small portion of overall crime, but the community remains vigilant about potential risks.
  • Community health surveys indicate an increased awareness and utilization of support resources for substance abuse prevention and treatment.

Drug Testing Regulations in California

Employer drug testing in Cedar Ridge must comply with state guidelines under Cal. Lab. Code § 1025 et seq.. California AB 2188 requires non-psychoactive cannabis metabolite protections while retaining full employer rights for pre-employment, post-accident, and safety-sensitive testing.

Medical Marijuana Status: Legal  |  Recreational Marijuana Status: Legal

Surrounding Areas Served Near Cedar Ridge

Twain Harte • Phoenix Lake-cedar Ridge • Phoenix Lake • Mono Vista • Mi-wuk Village • East Sonora-phoenix Lake • Soulsbyville • Sierra Village

Drug & Alcohol Test Selection & Panel Comparison

Test Type / Panel Detection Window Common Applications Turnaround Time
5-Panel Urine Screen 1 to 5 Days Standard Pre-Employment, Random & Workplace Testing 24 to 48 Hours
10-Panel Urine Screen 1 to 7 Days Expanded Employment, Healthcare & Probation 24 to 48 Hours
Hair Follicle Drug Test Up to 90 Days Long-Term Monitoring, Court-Ordered & Custody 3 to 5 Business Days
Oral Fluid / Saliva Screen 1 to 48 Hours Immediate Recent-Use Screening & On-Site Testing 24 to 48 Hours
ETG Alcohol Testing Up to 80 Hours Court-Ordered Alcohol Abstinence & Probation Monitoring 24 to 48 Hours

Cedar Ridge Drug Testing

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

Cedar Ridge DOT Drug Testing

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

Cedar Ridge DNA Testing

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

Cedar Ridge Industry Training

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

Cedar Ridge Hair Drug Testing

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

Cedar Ridge Alcohol Testing

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

Cedar Ridge Drug Testing Services

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

Cedar Ridge 5 Panel Drug Test

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

Cedar Ridge 10 Panel Drug Test

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

Cedar Ridge On Site Drug Testing

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

Cedar Ridge DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Cedar Ridge, 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 0 certified collection sites in the Cedar Ridge area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Cedar Ridge, 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

This is by far the easiest

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

Fantastic Experience

Fantastic experience from the beginning. Jocelyn was very helpful to me as someone who doesn’t have much experience in needing a test. They were very helpful and walked me through the entire process start to finish. Thank you ADT!

Riley Wilson - 2/18/2025

Explained everything so no questions

Torin was great. Explained everything so no questions

Tony Lombardo - 4/18/2025


(800) 221-4291