Quin Delta Drill Ship

Quin Delta Drill Ship

Over the past 20-years, Gregg’s purpose built R/V Quin Delta has worked up and down the West Coast, from San Diego to Alaska. This versatile vessel has been used effectively in tidal mud flats and carried out seabed surveys in deep water for cable route...
Air Vacuum Excavation Equipment

Air Vacuum Excavation Equipment

Gregg Drilling’s air vacuum system works by exploding the soil from within, using high pressure air. The soil is then vacuumed and stored in large canisters for easy backfilling. The operators are able to use air 95% of the time but have the option to switch to water...
Multi-level Well Completions

Multi-level Well Completions

While holding the on-call contract with California’s Department of Water Resources (DWR), Gregg was called-up to drill and install a number of multi-level completion wells near Cuyama, CA over a 3-month period of time in 2021. OLYMPUS DIGITAL CAMERA The initial pilot...
Remediation Project – April 2022

Remediation Project – April 2022

Working with EOS Remediation, Gregg Remediation completed a 5-day project requiring injection of approx. 17,300 total gallons into 18 direct push locations. We targeted 5ft treatment zones from 35-50ft bgs. The injected amendments included: EOS Pro,...
Remediation Project – June 2021

Remediation Project – June 2021

Sodium Permanganate and Activated Persulfate Over a 5-day period, Gregg Remediation injected a mixture of Sodium Permanganate (10 g/l), Sodium Persulfate (20 g/l) and Sodium Hydroxide (20.6 g/l) into two (2) 2‐inch Injection Wells and two (2) Direct Push locations.,...