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

Walk-In Drug Testing Near You in Riverside, Oregon

With 29 testing centers in the Riverside 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-Ordered & 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

29 Drug-Testing Centers in Riverside

Minutes Away, Test Today

10951 Se 21st Ave

1.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10951 Se 21st Ave
Milwaukie, OR 97222

10150 Se 32nd Ave

1.67 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10150 Se 32nd Ave
Milwaukie, OR 97222

2802 Se Steele St Ste 3

3.08 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2802 Se Steele St Ste 3
Portland, OR 97202

11140 Sw Barbur Blvd Ste 101

3.33 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
11140 Sw Barbur Blvd Ste 101
Portland, OR 97219

4000 Kruse Way Pl Bldg 2 Suite # 160

3.65 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4000 Kruse Way Pl Bldg 2 Suite # 160
Lake Oswego, OR 97035

11800 Se 82nd Ave

4.13 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
11800 Se 82nd Ave
Portland, OR 97086

17050 Pilkington Rd, Suite 220

4.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
17050 Pilkington Rd, Suite 220
Lake Oswego, OR 97035

9200 Se 91st Ave, Suite 310

4.66 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9200 Se 91st Ave, Suite 310
Happy Valley, OR 97086

9290 Se Sunnybrook Blvd Ste 220

4.72 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9290 Se Sunnybrook Blvd Ste 220
Clackamas, OR 97015

6405 Rosewood St Ste B

4.83 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
6405 Rosewood St Ste B
Lake Oswego, OR 97035

17649 65th Ave

4.98 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
17649 65th Ave
Lake Oswego, OR 97035

4802 Sw Scholls Ferry Rd Unit A

5.08 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4802 Sw Scholls Ferry Rd Unit A
Portland, OR 97225

714 Sw Washington St

5.34 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
714 Sw Washington St
Portland, OR 97205

800 Sw 13th Ave

5.37 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
800 Sw 13th Ave
Portland, OR 97205

10200 Sw Greenburg Rd 2

5.48 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10200 Sw Greenburg Rd 2
Portland, OR 97223

11211 Se Sunnyside Rd

5.64 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
11211 Se Sunnyside Rd
Clackamas, OR 97015

6950 Sw 105th Ave

6.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6950 Sw 105th Ave
Beaverton, OR 97008

1225 Ne 2nd Ave

6.25 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1225 Ne 2nd Ave
Portland, OR 97232

2230 Nw Pettygrove Street, Suite 130

6.30 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2230 Nw Pettygrove Street, Suite 130
Portland, OR 97210

7587 Sw Mohawk St

6.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7587 Sw Mohawk St
Tualatin, OR 97062

1750 Nw Naito Pkwy Ste 100

6.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1750 Nw Naito Pkwy Ste 100
Portland, OR 97209

1991 Upshur Street Ste Aa

6.54 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1991 Upshur Street Ste Aa
Portland, OR 97209

16126 Se Hally Valley Town Ctr Dr Ste 201

6.57 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
16126 Se Hally Valley Town Ctr Dr Ste 201
Happy Valley, OR 97086

11625 Sw Camden Ln

6.83 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
11625 Sw Camden Ln
Beaverton, OR 97008

4915 Sw Griffith Dr Ste 210

6.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4915 Sw Griffith Dr Ste 210
Beaverton, OR 97005

Po Box 12

7.08 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
Po Box 12
Beaverton, OR 97075

9555 Sw Barnes Rd Ste 350

7.12 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9555 Sw Barnes Rd Ste 350
Portland, OR 97225

10940 Sw Barnes Rd

7.82 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10940 Sw Barnes Rd
Portland, OR 97225

3449 N Anchor St Ste 300a

8.09 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3449 N Anchor St Ste 300a
Portland, OR 97217

Drug Testing Near Me

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

How Hair Drug Testing Works

Alcohol & Drug Testing-How Each Method Works


Official Legal & Regulatory Framework

Oregon Drug Testing Laws & Compliance in Riverside

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Riverside, OR adhering strictly to ORS § 659A.300, federal DOT 49 CFR Part 40 guidelines, and certified SAMHSA laboratory chain-of-custody standards.

Statutory Citation
ORS § 659A.300
Medical Marijuana
Legal
Recreational Cannabis
Legal
Workplace Rights
Zero-Tolerance Protected

Oregon employment statutes permit workplace drug testing, allowing employers to enforce zero-tolerance substance policies for current and incoming staff.

Under ORS § 659A.300, employers in Riverside 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 Oregon), 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 Riverside, 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 Riverside and Oregon.

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 Riverside, OR

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout Riverside 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 Riverside Neighborhoods Covered:

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

Major Employment & Commercial Hubs Served:

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

Primary Riverside ZIP Codes Served:

97801
Located anywhere in Riverside? Receive your electronic pass in under 5 minutes.
Order Test Online →
Full-Service Testing Solutions

Occupational Health & Specialized Screening in Riverside, OR

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 Riverside.

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 Riverside facility or job site for groups of 25+ employees.

Riverside, OR 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 Riverside.

Test Type & Local Panel Detection Window Common Use Cases in Riverside Turnaround Time
5-Panel Urine Screen in Riverside →
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 Riverside →
Adds Benzodiazepines, Barbiturates, Methadone, Propoxyphene
1 to 7 Days Healthcare Staffing, Corporate Policies & Court Orders 24 to 48 Hours
Hair Follicle Drug Test in Riverside →
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 Riverside →
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 Riverside →
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 Riverside →
FMCSA NRCME certified medical examiner card (Form MCSA-5876)
1 to 2 Year Card Commercial Driver License (CDL) Medical Certification Same-Day Medical Card

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

In Oregon, workplace drug testing is governed by statutory guidelines under ORS § 659A.300. Private employers generally operate under a Oregon Revised Statutes Chapter 659A, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in Oregon who implement a certified Drug-Free Workplace Program in compliance with ORS § 659A.300 can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under Oregon state law compliance standards, state statutes allows employers to enforce zero-tolerance off-duty cannabis policies. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 29 certified collection sites in the Riverside area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Riverside, 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

Reception is kind and helpful

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

Yusuf Narmuradov - 11/19/2024

Thank You!!

I needed a quick drug test for visitation with my children. I called at 6am they answered and set me up with a place a couple miles from my house to go get the test done, that was on Wednesday, I had the results on Friday afternoon and was able to see my kids on Saturday. Thank you for the help!

Mark Broadhead - 2/12/2025

I love the customer service

I love the customer service. The lady was patient enough to help me book my appointment with ease and ensuring I get the location that's best for me. Keep up the good work!

Elizabeth Chiaka - 9/19/2024

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

Polite

I ran into a situation because the Guthrie had closed and I had to go to well care and they were right on it. I had no problems when I called to get connected with welcare everything worked out and I didn't even have to wait.they were polite and talked with the receptionist for me once I got them on the phone.

Sayre - 8/19/2024


Sources

Local Testing Resource Network

More Drug & Alcohol Testing Options in Riverside, OR

Reviewing full clinic profiles in Riverside? Browse complete collection site addresses on our Riverside, OR Drug Testing Locations master directory.

Riverside Drug Testing

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Riverside DOT Drug Testing

Quickly find a local DOT drug testing center in Riverside, OR — fast, reliable, convenient nationwide service!

Riverside DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Riverside, OR.

Riverside Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Riverside, OR.v

Riverside Hair Drug Testing

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

Riverside Alcohol Testing

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

Riverside Drug Testing Services

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

Riverside 5 Panel Drug Test

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

Riverside 10 Panel Drug Test

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

Riverside On Site Drug Testing

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

Riverside DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Riverside, OR 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