Environmental Field Services in Riverside County, California | DEFS
Specialized Environmental Field Services in Riverside a big support for environmental projects—preferred by Engineers, Consultants, and Geologists
Environmental field services in Riverside, CA, phone number (800)630-2662
Frustrated by project delays caused by unreliable field services and inconsistent results? It’s time to call DEFS—Diversified Environmental Field Services.
From drilling to sampling, pilot testing, remediation equipment rental and operating —we handle it all with precision. Our seasoned technicians work fast and get it right the first time.
With over 20 years of field-tested expertise, DEFS supports Riverside County’s most demanding environmental projects—on time, on spec, every time. Need a limited access drilling, soil or vapor sampling, or full-scale remediation equipment rental or operation? DEFS is the go-to partner that consultants trust.
You’re Not Alone in Dealing with These Challenges
- Struggling with a site that is too tight for standard drill rigs
- Hiring multiple vendors for drilling, sampling, remediation — and still missing deadlines
- Getting vague answers from providers who “sort of” know Riverside County’s rules
These aren’t just problems. They’re profit leaks. And they’re reputation and budget risks. Moreover, they only get worse with time.
DEFS saves you from losing your profits and reputation.
We don’t just arrive — we come prepared to get the job done right. With DEFS, you’re not managing problems; you’re pushing the project forward.
Who We Help
Our clients trust us to be their boots on the ground:
- Environmental Consulting Firms
- Geologists & Hydrogeologists
- Civil & Environmental Engineers
- Local Government Agencies
Need a reliable environmrntal field team to meet your deadlines?
What We Offer in Riverside County
From Environmental Consulting Firms, Geologists & Hydrogeologists to Government Agencies, or City Environmental Divisions, DEFS provides a full spectrum of environmental field services to every public and private sector in Riverside. Our services include, but are not limited to:
Environmental Field Services
- Mobile Pilot Testing Units
- Soil Sampling
- Groundwater Sampling
- Soil Gas Sampling
- Methane Gas Testing
- Sub-Slab Vapor Pin Installation
Drilling Services
- Direct Push Drilling (Geoprobe 7720DT & 5400)
- Hollow Stem Auger Drilling
- Limited Access Drilling
Remediation Services
- Mobile Pilot Testing Units
- Soil Vapor Extraction (SVE)
- Dual Phase Extraction (DPVE)
- Air Sparging
- System Installation & Maintenance
No need for multiple contractors when you have Riverside’s best subcontractor—DEFS.
Key Features of Our Environmental Field Services in Riverside County
Full-Scope Environmental Field Work
From soil sampling to full system installation, we cover everything environmental consultants need. We follow your project’s scope of work and SOPs—no guesswork, just precision.
We Own the Equipment. You Own the Results
No rental delays here. We own and maintain all critical equipment, including air compressors, vacuum blowers, sampling tools, and flow meters. That means fewer delays, more control, and better outcomes.
Licensed and Insured to Work in California
We operate with a C-57 drilling license, HAZ certificate, carry general liability and workers’ comp, and meet all California prevailing wage and public works requirements.
Based in Southern California, Serving All of Riverside County
Our Southern California-based crew is strategically positioned to mobilize quickly across Riverside County, covering high-demand cities like Temecula, Moreno Valley, Corona, Palm Springs, and more.
Where We Serve in Riverside County
We offer environmental field services throughout Riverside County, including:
High-Demand Service Areas:
- Riverside
- Corona
- Moreno Valley
- Temecula
- Hemet
- Perris
- Murrieta
- Palm Desert
- Indio
- Lake Elsinore
- Coachella
- Banning
- Menifee
- Eastvale
- Beaumont
- San Jacinto
- Palm Springs
These cities and surrounding communities are seeing increased development and, in turn, a growing demand for environmental testing, monitoring, and remediation.
Why Choose DEFS?
Our reputation is built on performance and trust. Here’s why environmental consultants, engineers, and professional geologists rely on DEFS:
We’ve worked on hundreds of environmental sites—urban, rural, industrial, and residential. Our team brings proven expertise to every project.
HAZWOPER-trained, OSHA-compliant, and equipped with the latest tools.
From daily field logs to photo documentation and vacuum/flow data—we ensure regulatory-ready reporting.
We follow California’s prevailing wage laws, OSHA regulations, and site-specific HASPs.
You’ll always know where your project stands. We operate as a true extension of your team.
Common Questions
FAQs About Environmental Field Services in Riverside, CA
We offer Direct Push, Hollow Stem Auger, and Limited Access drilling in Riverside.
Yes. We work on commercial, industrial, and residential properties in Riverside.
Absolutely. Our technicians are experienced, certified, and safety-focused.
Ready to Work With an Environmental Field Service Partner Who Gets It?
You’ve got a deadline. You’ve got a budget. And you’ve got environmental hurdles in your way.
Let us help you move forward—efficiently, legally, and responsibly.
Start with a free estimate today.
Call Today: (800)630-2662
Email: diversifiedefs@gmail.com or info@diversifiedefs.com