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C&EE 261B · CEE 261BAdvanced Biological Processes for Water and Wastewater Treatment

Civil and Environmental Engineering · 4 units · Graduate courses (200-299)

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In-depth treatment of selected topics related to biological treatment of waters and wastewaters, such as biodegradation of xenobiotics, pharmaceuticals, emerging pollutants, toxicity, and nutrients. Discussion of theoretical aspects, experimental observations, and recent literature. Application to important and emerging environmental problems.

Letter grading.

When it runs

  • Spring 2026
  • Spring 2027

Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.

Requisites

Official UCLA wording

Requisite: course 255B.

BruinTree reads · Prerequisite

confidence 1.00 · from text
C&EE 255B

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About C&EE 261B. We read UCLA’s requisite wording by machine, and it gets things wrong.

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Requires

Everything that has to come before this course, not just the courses named in the requisite above.

C&EE 261B

  • C&EE 255BBiological Processes for Water and Wastewater Treatment
    • C&EE 254AEnvironmental Aquatic Inorganic Chemistry
      • CHEM 20BChemical Energetics and Change4 more beneath
      • MATH 31ADifferential and Integral Calculus1 more beneath
      • PHYSICS 1APhysics for Scientists and Engineers: Mechanics1 more beneath
      • MATH 31BIntegration and Infinite Series
      • PHYSICS 1BPhysics for Scientists and Engineers: Oscillations, Waves, Electric and Magnetic Fields2 more beneath
    • C&EE 255APhysical and Chemical Processes for Water and Wastewater Treatment
      • C&EE 155Unit Operations and Processes for Water and Wastewater Treatment1 more beneath
      • C&EE 254AEnvironmental Aquatic Inorganic Chemistryanother path to it

1 direct requisite. Showing 10 courses over 3 levels; the branches marked with a count carry on past it. Every course here opens its own tree.

Unlocks

What this course is a requisite for, and what those courses lead to in turn.

No course in the catalog lists this as a requisite.