The Columbia Group’s Rosenblatt Ship Design Division has extensive experience in many different areas of environmental engineering.  We have the experience and expertise to solve problems related to wastes generated from ship operations, such as bilgewater, graywater, and ballast.  We solve important problems regarding the generation and disposal of waste.  We also provide assessments and information to ship operators who are responding to regulatory authorities regarding local requirements for discharges.

Key Areas

  • Bilgewater Treatment
  • Sewage and Graywater Handling and Treatment
  • Ballast Water Management
  • EPA Vessel General Permit Assistance

Ideas & Insights

Photo of a small crab on a beachUnwanted: Federal Regulations or Invasive Species?

A Principal Environmental Engineer for our Rosenblatt Ship Design Division, describes the changing regulatory environment for ballast water management including:  IMO Member States’ International Convention for the Control and Management of Ships’ Ballast Water and Management and 33 Code of Federal Regulations (CFR) Part 151.

Case Study

Photo of an inwater boom with four ships.Mini Case Study: U.S. Navy Waste Disposal Costs

Recommendations from our Environmental Engineers save the U.S. Navy $2.1 million dollars in waste disposal costs at a foreign naval location.