Water Resources

TERRA’s Water Resources team offers extensive knowledge and experience in the preparation of location drainage studies and hydraulic reports for a variety of facility types. Our team is comprised of certified floodplain managers and drainage and hydraulics engineers who are responsible for supervising and preparing studies, reports, and plans for a variety of projects. TERRA has a rich background in preparing reports and studies of all sizes for public and private clients including IDOT, ISTHA and assorted municipal agencies.

Our water resource services include:

  • Hydrologic and Hydraulic Modeling (HEC-RAS, HEC-HMS, TR-20, TR-55, EPA SWMM, and HY-8)

  • Drainage Studies and Reports

  • Flood Investigations

  • Bank Erosion Control and Stabilization on Lakes and Streams

  • Sanitary Sewer Lift Stations

  • Floodplain Compensatory Storage

  • Storm Sewer, Sanitary Sewer, and Combined Sewer Service and Main Design

  • Stormwater Management Master Plans

  • Stormwater Best Management Practices (BMPs)

  • Stormwater and Rainwater Harvesting Design

  • Construction and Post-Construction Sediment and Erosion Control Plans (SWPPP)

  • LOMA and LOMR Studies and Submittals

  • Floodway Encroachment Studies

  • Ordinance and Permitting Assistance

  • Potable and Fire Protection Water Service and Main Design

Representative Projects