Peak Hydrogeologic, PLLC

07/28/2025

It's good to be helping out the neighboring school district with gas tank closure!

08/03/2023

Check out the AEG Carolinas GeoNews Summer 2023 Edition on page 22 for the article "Giving Geology Back to our Communities" that was prepared by Jonathan Gerst, Principal Hydrogeologist at Peak Hydrogeologic and AEG Vice Chair. The article is accessible viahttp://aegcarolinas.org/wp-content/uploads/2023/07/GeoNews_Summer-2023.pdf

Check out the AEG Carolinas GeoNews Summer 2023 Edition on page 22 for the article "Giving Geology Back to our Communities" that was prepared by Jonathan Gerst, Principal Hydrogeologist at Peak Hydrogeologic and AEG Vice...

03/22/2023

Glad to be hosting this event tomorrow, and hope to see you there!

As AEG Carolina's Vice Chair, I've coordinated a dinner meeting and lecture on March 23, 2023 (5:30-9:00 PM) at Birds Fly South Ale Project (Hampton Station, 1320 Hampton Ave, Greenville, SC) with food catered by MooHogz...

10/31/2022

2022 has been a great year for Peak Hydrogeologic on Phase I & II Environmental Site Assessments, Brownfield Redevelopment, spill response and remediation projects, well siting/installations, groundwater monitoring work, UST testing/closures, stormwater engineering support, expert witness litigation support, and serving as the Vice Chair for the AEG Carolina’s Chapter. Here’s some recent snapshots to illustrate a few of Peak HG’s many successful projects, and I'm very thankful for excellent client referrals that have helped to keep marketing expenses to a minimum!

03/17/2022

Need a Phase I Environmental Site Assessment for commercial property due diligence and environmental liability protection? The revised ASTM International Std. E1527-21 is here, and Peak Hydrogeologic is trained to deliver!

Performance of a Phase I ESA as per ASTM International Std. E1527-21 is necessary to qualify a party to a commercial real estate transaction (i.e. report “User”) for CERCLA Landowner Liability Protections available to ei...

12/15/2021

Got some new work signs to put on the clean/new truck for client meetings today. Then, I had to do some groundwater monitoring telemetry work at a limestone mine in coastal SC. Work commute certainly gets a little wet and wild in the swamp.

03/18/2021

So thankful for the opportunities that have arisen via repeat clients and referrals! Peak Hydrogeologic is committed to maximizing client value by protecting human health, the environment, and your investment via high quality hydrogeologic and environmental consulting services.

PEAK HYDROGEOLOGIC, PLLC ENVIRONMENTAL & HYDROGEOLOGICAL CONSULTING GOING STRONG IN 2021! Despite the challenges of operating a small business w...

03/17/2021

So thankful for the opportunities that have arisen via repeat clients and referrals! Peak Hydrogeologic is committed to maximizing client value by protecting human health, the environment, and your investment via high quality hydrogeologic and environmental consulting services.

Despite the challenges of operating a small business with COVID-19 in 2020,   Peak Hydrogeologic experienced our best year yet!  Jonathan has continued to grow the business by sustaining several repeat clients, taking on...

03/17/2021

Do you know of an unused and potentially impacted commercial or industrial property that could be revitalized? Brownfield Redevelopment with Peak HG and NCDEQ may offer more than you expected!

Peak Hydrogeologic has assisted Delray Ventures, LLC with environmental testing (soil, groundwater, and air), surveying, and reporting as required by the NC Department of Environmental Quality to reach a Brownfields Agre...

03/17/2021

Need a soil and groundwater assessment and regulatory coordination for closure of commercial underground storage tanks? Check out our latest UST closure project in Lake Toxaway, NC.

Peak Hydrogeologic performed a soil and groundwater site assessment and coordinated removal of underground storage tanks (USTs) and associated dispensers/piping at a former commercial gas station in Lake Toxaway, NC. Th...

03/17/2021

Although it was a horrible accident on I-26 (between Tryon and Saluda, NC) that led to the accidental release of nearly 9,000-gallons of petroleum to soils and Cove Creek; Peak Hydrogeologic performed spill response (in tandem with Advanced Environmental Options), site assessment, mitigation, and regulatory compliance to the satisfaction of the responsible party and the NC Department of Environmental Quality!

In late 2020 and early 2021, Peak Hydrogeologic partnered with Advanced Environmental Options of Spartanburg, SC to respond to a release of nearly 9,000-gallons of petroleum fuel from an oil tanker accident on Interstate...