Coffey Geoscience provides environmental services including Phase I site assessments, wetland delineations and determinations, hydrogeology studies, and environmental cleanups. They have over 20 years of experience in these services. Phase I site assessments are conducted to identify potential environmental issues and protect parties from liability in commercial, residential, farmland, and industrial property transactions. The assessments include records reviews, site visits, interviews and testing of soil and groundwater if needed. Wetland delineations involve analyzing the soil, vegetation, and hydrology of a site to determine jurisdictional wetland boundaries. Coffey Geoscience has expertise in planning and constructing wetland mitigation sites to offset environmental impacts.

1. Coffey Geoscience, LLC Over 20 years experience with wetlands, site assessments, hydrogeology studies & environmental cleanups

2. Phase I Site Assessments Commercial Residential Farmland & Industrial properties Purpose is to protect buyer, seller and lender from exposure & litigation

3. LEVEL 1 PROCESS Records Review State agency files EPA files Aerial photographs City directories REPORT Property history Regulatory issues General Geologic reports Regional issues Site issues Site Specific Neighborhood review Walkthrough Interviews

4. Review Aerial Photographs 1936 1980

5. Walkthroughs Fill pipe for an existing or former underground heating oil tank

6. Checking for Buried Tanks

7. Drilling & sampling to investigate soil conditions

8. Industrial Sites Often Appear to be Clean Historical Documentation Can Be Very Important

9. Sometimes a Closer Look Reveals Potential Issues

10. Some rural industrial sites are not so neat And some of them look worse than they really are

11. Who pays? We try to make sure it isn’t you!

12. Wetland Services Delineations & Determinations

13. Jurisdictional Wetlands are defined by 3 parameters: soil, vegetation & hydrology

14. Wetland/upland boundaries are established with paired plots

15. At each plot, vegetation, soil & hydrology data are recorded

16. Under the Regional Supplements, soil profiles areexamined in detail

18. Soil samples are compared with color charts

19. In the early part of the growing season wetland hydrology can be directly observed

20. A multitude of skills are requiredin wetland science

21. Some ground is too hard to be dug by hand

22. Auger holes are a good way to observe hydrology & collect soil profiles

23. Aerial photographs can be used to determine historic land use, vegetation & drainage

24. Aerial photographs can be used to determine prior development

25. Infrared aerials help show locations & dates of imported fill

26. Wetland/upland boundaries are usually surveyed

27. Wetland Mitigation Planning & Construction

28. Mitigation Site selection should be done with great care to hold down grading & excavation costs

29. Annual reporting for five years or more will be required

30. Regular site maintenance will help ensure the earliest possible release of bonds.

31. Creating buffers helps promote long-term mitigation success

32. Coffey Geoscience, LLCLet us help with all your environmental needs. We have over twenty years of experience: “Experience Makes the Difference”