Drug & Alcohol Testing Near Me - Corvallis, MT

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

11 Drug-Testing Centers in Corvallis

Minutes Away, Test Today

117 N 4th St Ste A25.16 miles

117 N 4th St Ste A2
Hamilton, MT 59840

105 S 4th St5.17 miles

105 S 4th St
Hamilton, MT 59840

186 S 3rd St5.18 miles

186 S 3rd St
Hamilton, MT 59840

1200 Westwood Dr5.40 miles

1200 Westwood Dr
Hamilton, MT 59840

1224 W Main St5.50 miles

1224 W Main St
Hamilton, MT 59840

Onsite Only6.61 miles

Onsite Only
Corvallis, MT 59828

1930 Mountain Meadow Ln7.08 miles

1930 Mountain Meadow Ln
Victor, MT 59875

715 Main St Ste A13.02 miles

715 Main St Ste A
Stevensville, MT 59870

1805 Bancroft St Ste 237.64 miles

1805 Bancroft St Ste 2
Missoula, MT 59801

2825 Fort Missoula Rd Ste 113 Comm Med Campus Phys Bldg 139.23 miles

2825 Fort Missoula Rd Ste 113 Comm Med Campus Phys Bldg 1
Missoula, MT 59804

3055 N Reserve St Ste D40.14 miles

3055 N Reserve St Ste D
Missoula, MT 59808

Drug Testing Near Me

Seeking convenient drug testing services in your area? Accredited Drug Testing, Inc. is known nationwide for providing same-day drug and alcohol testing with over 20,000 accessible testing sites across the country, including locations in Corvallis, MT. Whether required for Department of Transportation (DOT) compliance, court-ordered screenings, pre-employment checks, or personal verification, we streamline the process for quick, easy, and private scheduling. Our certified network, along with laboratory partnerships, ensures that results are both accurate and adhere to federal and Corvallis, MT state regulations. Contact us toll-free at (800) 221-4291 or conveniently book online anytime to locate a nearby drug testing site. When reliability and compliance are of utmost importance, trust Accredited Drug Testing for prompt and dependable results every single 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

Understanding Urine Drug Testing in Corvallis, MT

Urine drug testing stands as the foremost screening approach within the United States, mandated as the sole method approved for DOT-regulated drug testing according to 49 CFR Part 40 guidelines. By evaluating a urine sample for drugs, their metabolites, and alcohol biomarkers, this technique effectively identifies recent substance use. This standardized process is renowned for its confidentiality, offering precise, legally viable outcomes suitable for employers, individuals, and judicial programs.

Testing Procedures & Collection Protocols

Time Frame for Urine Test Results

Extra time might be necessitated for circumstances like shy bladders, invalid specimens, additional confirmations, or prolonged donor contact.

Advantages and Limitations

Urine testing, due to inherent advantages, remains the most feasible and extensively utilized drug and alcohol screening strategy not only in Corvallis, MT but nationwide.

How Hair Drug Testing Works

Utilizing a sophisticated laboratory method, hair drug and alcohol testing unearths long-term substance use trends over a convenient 90-day detection period by evaluating drug metabolites embedded within hair strands. In comparison to urine testing that detects recent substance use, hair testing is optimal for settings like workplace programs, legal battles, child custody issues, or any proceedings demanding deeper insight into an individual's substance usage history.

Testing Methods & Collection Process

1. Donor Identity Verification

Collection begins upon verification of donor identity using a government-issued ID, alongside acquiring necessary signatures for consent and chain-of-custody to maintain a robust documentation trail.

2. Hair Collection Procedure

A collector proficiently collects about 100-120 hair strands, ensuring a seamless, painless, and closely monitored process typically from the crown of the donor's head, though body hair may serve as an alternative if necessary.

3. Chain of Custody Documentation

Completion of a Hair Drug Test Custody and Control Form is fundamental to validate the collection, sealing, and eventual transfer of the sample, maintaining legalized defensibility throughout the procedure.

4. Laboratory Preparation & Analysis

After arriving at the lab, several forensic measures are applied, including:

  • Decontamination: Cleansing to eliminate any external contaminants like smoke.
  • Cutting/Grinding: The segmentation of hair for appropriate extraction processes.
  • Extraction: A chemical release of metabolites from the hair matrix.

Subsequent laboratory analysis employs two primary phases:

  • Initial Screening: Immunoassay detects general drug classes.
  • Confirmation Testing: Using GC/MS or LC/MS, specific drugs and metabolites are identified precisely.

5. Metabolite Detection

As drugs are metabolized, the resulting substances become encased in the growing hair, documenting a prolonged record of use, making this method notably resistant to attempts at cheating or alteration.

6. MRO Review

Non-negative outcomes undergo review by a certified Medical Review Officer, validating the results and issuing the formal finding upon evaluating any medical explanations presented.

Timeframe for Hair Test Results

  • Standard Hair Test: Typically takes 2-3 business days from lab receipt.
  • Complex Panels or Alcohol Testing: Coverage usually completes within 3-5 days, subject to panel complexity.

While the processing timeframe may extend beyond that of urine testing, the consistency and breadth of detection cannot be rivaled.

Benefits of Hair Drug & Alcohol Testing

  • A 90-day detection window recording long-term use.
  • Incredibly hard to tamper with, providing reliable results.
  • Prominent for illustrating patterns of usage behavior.
  • Key use in court proceedings, child custody, and robust compliance programs.
  • The collection process is expedient and non-invasive.
  • Highly accurate with high-standard confirmation technology.

Limitations of Hair Drug & Alcohol Testing

Despite certain limitations, hair testing in Corvallis, MT and beyond remains a revered method for ascertaining long-term substance adoption patterns with superior accuracy.

Alcohol & Drug Testing-How Each Method Works

In Corvallis, MT, Accredited Drug Testing offers an extensive selection of alcohol and drug screening options tailored to align with employer, DOT, judicial, and personal requirements. Recognizing each method's unique qualities provides clarity in choosing the best fit, offering accurate, dependable results fully compliant with both federal and Corvallis, MT state mandates. Our vast network of certified facilities, coupled with skilled Medical Review Officers, highlights our dedication to professionalism, ensuring precise testing results every time.

Alcohol Urine Drug Test

An alcohol urine test uncovers recent alcohol intake by revealing ethanol metabolites in urine samples. Though it estimates recent consumption within hours, rather than immediate impact, it's widely applied in workplace, legal, and post-incident scenarios as an effective, budget-friendly option.

ETG Alcohol Test (Urine)

The EtG urine test is engineered to identify alcohol use for up to 80 hours post-ingestion through its sensitivity to ethanol's direct byproducts. Used broadly in legal, rehab, and compliance monitoring, it surpasses conventional urine alcohol testing in detection duration, excelling in reliability and precision.

Breath Alcohol Test

Through the use of DOT-endorsed devices, a breath alcohol test assesses current impairment by measuring alcohol vapor from deep lung breath, delivering immediate and legitimate results. Essential for DOT-dependent employees and frequently employed for workplace protocols or under suspicious circumstances.

Blood Alcohol Test

A blood alcohol test precisely quantifies ethanol concentration in blood, offering the highest accuracy level in detecting impairment, pivotal in DUI investigations and legal probes where precise scrutiny is crucial.

PEth Alcohol Blood Test

The PEth blood test serves as a discerning measure for chronic alcohol consumption, identifiable via unique biomarkers within red blood cells. Effective for monitoring persistent alcohol use over weeks, it is selectively employed in family law, treatment facilities, and safety-sensitive sectors.

ETG Alcohol Test (Hair)

An EtG hair test encompasses a 90-day detection span, evaluating alcohol use over prolonged durations through hair shaft metabolites. Favorable for legal and custody proceedings, it remains obstinately resistant to short-term abstinence tactics due to its intrinsic thematically.

Through knowledgeable direction, nationally recognized labs, and prompt arrangement, Accredited Drug Testing ensures every screening method furnishes appropriate, clear-cut, and regulatory-conforming outputs, aiding individuals and employers in maintaining compliance, security, and informed awareness.


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

Clear and Competent

I was so surprised with the quality of customer service I received today when I called Accredited Drug Testing. The representative was so clear and competent. She was able to reschedule an appointment at my preferred location. The representative whose name is Justice, was so polite and competent. She expedited the whole process. It was a relief to me.

Rachel Padian - 9/6/2024

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

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

Explained everything so no questions

Torin was great. Explained everything so no questions

Tony Lombardo - 4/18/2025

Reception is kind and helpful

Reception is kind and helpful , everything quick and simple , best urgent care

Yusuf Narmuradov - 11/19/2024


Sources


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(800) 221-4291