Drug Test Services - Penn Valley, CA

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

With 32 testing centers in the Penn Valley 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 Penn Valley

Minutes Away, Test Today

180 Sierra College Dr

7.80 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
180 Sierra College Dr
Grass Valley, CA 95945

155 Glasson Way

7.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
155 Glasson Way
Grass Valley, CA 95945

123 Margaret Ln Ste A2

7.96 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
123 Margaret Ln Ste A2
Grass Valley, CA 95945

2090 Nevada City Hwy

8.49 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2090 Nevada City Hwy
Grass Valley, CA 95945

11795 Education St Ste 220

18.33 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
11795 Education St Ste 220
Auburn, CA 95602

3133 Professional Drive, Suite 16

18.47 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3133 Professional Drive, Suite 16
Auburn, CA 95603

1233 Plumas St Ste B

23.15 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1233 Plumas St Ste B
Yuba City, CA 95991

444 Plumas Blvd

23.21 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
444 Plumas Blvd
Yuba City, CA 95991

595 Winship Rd

23.62 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
595 Winship Rd
Yuba City, CA 95991

1429 Colusa Hwy

24.60 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
1429 Colusa Hwy
Yuba City, CA 95993

3875 Taylor Rd Ste 1a

26.61 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3875 Taylor Rd Ste 1a
Loomis, CA 95650

2351 Sunset Blvd Ste 170--561

27.56 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2351 Sunset Blvd Ste 170--561
Rocklin, CA 95765

2305 Sunset Blvd

27.56 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
2305 Sunset Blvd
Rocklin, CA 95765

2451 Oro Dam Blvd E,

28.41 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2451 Oro Dam Blvd E,
Oroville, CA 95966

6661 Stanford Ranch Rd Ste G

28.48 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6661 Stanford Ranch Rd Ste G
Rocklin, CA 95677

1940 Feather River Blvd Ste O

29.19 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1940 Feather River Blvd Ste O
Oroville, CA 95965

1600 Eureka Rd Floor 1

31.35 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1600 Eureka Rd Floor 1
Roseville, CA 95661

209 Nevada St

31.41 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
209 Nevada St
Downieville, CA 95936

8207 Sierra College Blvd Ste 520c

31.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8207 Sierra College Blvd Ste 520c
Roseville, CA 95661

1730 Santa Clara Dr

31.65 mi
🕑 Facility: Mon–Fri: 07:00 AM - 03:30 PM (Lunch: 12:00 PM - 01:00 PM)⚡ Drug Screens: Mon–Fri: 07:30 AM - 11:30 AM, 01:00 PM - 03:00 PM
1730 Santa Clara Dr
Roseville, CA 95661

1907 Douglas Blvd Ste 70

31.68 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1907 Douglas Blvd Ste 70
Roseville, CA 95661

1 Medical Plaza Dr

31.86 mi
🕑 Facility: Mon–Fri: 07:00 AM - 03:30 PM (Lunch: 12:00 PM - 01:00 PM)⚡ Drug Screens: Mon–Fri: 07:30 AM - 11:30 AM, 01:00 PM - 03:00 PM
1 Medical Plaza Dr
Roseville, CA 95661

3 Medical Plaza Dr Ste 100

31.86 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3 Medical Plaza Dr Ste 100
Roseville, CA 95661

1133 Coloma Way Ste B

32.34 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1133 Coloma Way Ste B
Roseville, CA 95661

720 Sunrise Ave Ste 102-c

32.49 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
720 Sunrise Ave Ste 102-c
Roseville, CA 95661

7918 Zenith Dr

34.55 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7918 Zenith Dr
Citrus Heights, CA 95621

Onsite Only

36.22 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
Onsite Only
Folsom, CA 95762

6060 Sunrise Vista Dr Ste 1975

36.41 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6060 Sunrise Vista Dr Ste 1975
Citrus Heights, CA 95610

1731 Creekside Dr, Bldg C Ste 150

36.57 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1731 Creekside Dr, Bldg C Ste 150
Folsom, CA 95630

1201 E Bidwell St

36.62 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1201 E Bidwell St
Folsom, CA 95630

1008 Riley St Ste 4

36.68 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1008 Riley St Ste 4
Folsom, CA 95630

6620 Coyle Avenue, Suite 100

37.34 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6620 Coyle Avenue, Suite 100
Carmichael, CA 95608

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 is a common screening method to detect a variety of substances in an individual's system. It involves analyzing a urine sample in a certified laboratory to identify specific drugs. Used widely across different fields, urine drug testing is a key tool in maintaining safety.

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Purpose of Urine Drug Testing

  • Pre-employment screening
  • Random workplace testing
  • Legal compliance
  • Rehabilitation monitoring
  • Post-accident investigation

What Drugs Can Be Detected

  • Marijuana
  • Cocaine
  • Opiates
  • Amphetamines
  • Benzodiazepines

In Penn Valley, California, urine drug testing stands as a reliable method for assuring that individuals are free from illicit substances, promoting a healthier lifestyle.

Order Your Test Online

Alcohol Test Services

Alcohol testing in Penn Valley, California is crucial for identifying the presence of alcohol in the bloodstream, typically through methods like breath, saliva, urine, or blood testing. This testing is essential in various environments, providing a snapshot of recent alcohol consumption to promote safety and compliance.

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Alcohol Testing is used in many settings

  • Workplaces for employee safety
  • Rehabilitation centers
  • Legal and court situations
  • Sports and athletics
  • Health and wellness checks

Common Methods of Alcohol Testing

  • Breath alcohol tests
  • Blood tests
  • Saliva tests
  • Urine tests
  • Hair alcohol tests

Breath alcohol tests - Used for immediate detection during traffic stops or workplace screenings.

Blood tests - Provide precise levels of BAC and are often used in legal cases.

Saliva tests - Quick and non-invasive, ideal for workplace compliance.

Urine tests - Can detect alcohol use over a more extended period.

Hair alcohol tests - Offer a comprehensive history of alcohol consumption.

Order Your Test Online

Hair Follicle Drug Testing Services

Hair follicle drug testing in Penn Valley, California is an effective method for detecting past drug use, providing a long detection window of up to 90 days. It involves analyzing a small sample of hair for drug metabolites, offering reliable and court-admissible results.

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Why Use Hair Drug Testing?

  • Long detection period
  • Non-invasive procedure
  • Difficult to adulterate
  • Comprehensive drug screening
  • Ideal for court cases

What Drugs Can Be Detected

  • Cocaine
  • Marijuana
  • Opiates
  • Amphetamines
  • PCP

Hair follicle drug testing in Penn Valley, California offers a comprehensive solution for long-term substance use detection, providing peace of mind for employers and legal professionals.

Order Your Test Online

DOT Drug Testing Services

DOT drug testing in , Penn Valley, California ensures safety and compliance within transportation industries. It requires specific groups of employees, such as truck drivers and pilots, to undergo regular drug testing. This structured approach aims to maintain public safety and comply with federal regulations.

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Who is Required to Take DOT Drug Tests?

  • Commercial truck drivers
  • Public transit workers
  • Pipeline workers
  • Railroad employees
  • Marine personnel
  • Aircraft pilots
  • Hazmat employees

What Drugs Are Tested For

  • Marijuana
  • Cocaine
  • Opiates
  • Methamphetamines
  • PCP
  • Alcohol

DOT drug testing in , Penn Valley, California aims to secure safety by adhering to federal guidelines, ensuring a drug-free workplace for transportation-related industries.

Order Your Test Online

Probation Drug Testing Services

Probation drug testing in Penn Valley, California involves regular or random drug screenings for offenders under legal supervision. This process is crucial to ensure compliance with court mandates and to support rehabilitation efforts by monitoring substance use among probationary individuals under legal supervision.

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Why Are Probation Drug Test Services Available?

  • Compliance with legal conditions: Ensures adherence to probation terms
  • Rehabilitation support: Assists in recovery monitoring
  • Deterrence of drug use: Reduces likelihood of reoffending
  • Public safety: Protects the community
  • Judicial resources: Optimizes case management

Testing Methods

  • Urine tests: Most common and cost-effective
  • Hair follicle tests: Longer detection window
  • Saliva tests: Quick and non-invasive
  • Blood tests: Highly accurate

Probation drug testing in Penn Valley, California helps ensure compliance and facilitates rehabilitation by regularly monitoring drug use. These tests help maintain public safety and promote accountability among probationers.

Order Your Test Online

Court Ordered Drug Testing Services

Court-ordered drug testing in Penn Valley, California provides judicial systems with reliable tools to monitor substance use among individuals in custody or on probation. It ensures that individuals comply with legal agreements, supporting rehabilitation and safety efforts. Learn More

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  • Ensures compliance with court orders
  • Promotes sobriety and recovery
  • Reduces substance-related offenses
  • Enhances public safety
  • Supports child custody decisions
  • Monitors parole compliance

Court Ordered Test Methods

  • Urine tests: Cost-effective, regularly used in court scenarios.
  • Hair follicle tests: Extensive history, beneficial for long-term analysis.
  • Saliva tests: Quick and easy, used in informal settings.
  • Blood tests: High accuracy for precise results.
  • Nail tests: Unique for detecting extended drug use over months.

In Penn Valley, California, court-ordered drug testing is an essential procedure to uphold the conditions set by the judiciary while aiding the offender's journey towards rehabilitation and compliance.

Order Your Test Online

Fingernail Drug Testing Services

Fingernail drug testing in Penn Valley, California offers a non-invasive method to detect drug use. The test analyzes the composition of clippings to provide a comprehensive picture of substance intake over a significant period, often up to 6 months. It is popular for its wide detection window, making it ideal for various applications.

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What is the Detection Window for Fingernail Drug Tests

  • Fingernails: Up to 6 months detection
  • Toenails: Longer than fingernails

What Drugs Can Be Detected

  • Opioids
  • Cocaine
  • Methamphetamines
  • THC
  • Alcohol

Advantages over other methods

  • Non-invasive collection
  • Extended detection window
  • Hard to compromise results
  • Minimal handling requirements
  • Broad drug panel coverage

In Penn Valley, California, fingernail drug testing bridges a critical gap by offering insights into long-term drug use, tested through reliable, extended detection methods.

Order Your Test Online

Occupational Health Test Services

Occupational health testing in, Penn Valley, California, focuses on assessing the health and safety of employees through varied testing methods. It ensures compliance with legal standards and promotes a healthy workforce, improving both productivity and morale.

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Purpose of Occupational Health Testing

  • Ensure workplace safety
  • Prevent health hazards
  • Compliance with regulations
  • Monitor employee health
  • Boost productivity

Common Types of Occupational Health Tests

  • Fitness for duty exams: Assesses physical capability to perform job tasks
  • Respirator Fit Testing: Ensures correct respirator fitting for safety
  • Pulmonary Function Tests (PFT's): Measures lung capacity and function
  • Tuberculosis (TB): Identifies presence of TB infection
  • Vision: Confirms visual acuity and capability
  • Audiometric: Evaluates hearing sensitivity and thresholds

In Penn Valley, California, our occupational health testing ensures employee well-being, adhering to safety standards while enhancing operational efficiency and worker satisfaction.

Order Your Test Online

Drug Statistics for Penn Valley, California

Drug-related statistics in Penn Valley, California, reflect national trends but offer specific insights into the local impact of substance use. The rate of drug-related offenses has remained relatively stable, but continued vigilance is necessary to address potential increases, particularly concerning opioids. Community efforts are ongoing to address these issues through education and prevention programs.

While precise data on drug offenses may fluctuate year by year, Penn Valley benefits from community-driven initiatives aimed at reducing substance abuse through awareness and support programs. Local health departments emphasize the importance of accessible rehab services and counseling to help those affected by substance abuse disorders.

Drug Testing Regulations in California

Employer drug testing in Penn Valley 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 Penn Valley

Lake Wildwood • Rough And Ready • Smartsville • Grass Valley • Nevada City • Forest Knolls • Dobbins • Linda Rural

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

Penn Valley Drug Testing

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

Penn Valley DOT Drug Testing

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

Penn Valley DNA Testing

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

Penn Valley Industry Training

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

Penn Valley Hair Drug Testing

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

Penn Valley Alcohol Testing

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

Penn Valley Drug Testing Services

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

Penn Valley 5 Panel Drug Test

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

Penn Valley 10 Panel Drug Test

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

Penn Valley On Site Drug Testing

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

Penn Valley DOT Physicals

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

Very professional and very quick

Very professional and very quick service to schedule appointments! I am pleased with the services and would definitely recommend using them for any drug testing needs!

Carrie Feerick - 4/19/2025

A very nice company

A very nice company of expertise. The staff will go above to help you out of your situation in a timely matter 👏

Tam Jack - 2/19/2025

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

Fast service and friendly staff!

Fast service and friendly staff! Could not recommend enough for drug testing services.

Habib Malik - 4/12/2025

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

Excellant Performance

The visit here is always the best . The place is always really clean. The employees are super courteous, very polite, and professional. This is the only drug lab I like to go do my drug and alcohol test. I would like to tell them thank you so much for thier excellent performance and job

Eli Gonzalez - 1/4/2025

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

Saved My CDL!

Time was running out before my Cdl got downgraded because of a violation I had on clearinghouse. I couldn't find an employer to send me for my return to duty test, but these guys had my test scheduled and done in the same day! They saved my cdl. Thank you again!

Michael Williams - 12/2/2024

Accredited has been wonderful to work with!

Accredited has been wonderful to work with! My court ordered tests are on a very strange schedule but every time I call, they are quick to schedule me and are always able to find a location that works for where I’m at and when! Thank you for making this rather undesirable situation less stressful and efficient.

Madison Sanderford - 8/19/2024

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


(800) 221-4291