This presentation provides many examples of failure modes of MF/UF Hollow Fiber membranes. The manufacturing defaults as well as lack of adequate pretreatment, inefficient operations and changes in water quality are listed as some of the parameters resulting in failure of these membranes....

This presentation will discuss the challenges of developing reliable, cost effective treatment systems capable of treating water from multiple sources with varying water quality characteristics. This presentation will focus on the development of the reverse osmosis (RO) system for the Thomas Groundwater Treatment Facility (TGTF) in Scottsdale, AZ, ...

This paper will cover membrane applications and related operator skills required for efficient operations, and why agencies need to invest in their operators. The author holds a B.S. in Environmental Science from W.W.U. and a Grade III California State wastewater operator certificate. He works as a Wastewater Plant Operator II at EBMUD where he ope...