Wastewater treatment ponds
Contributors: United States. Environmental Protection Agency. Office of Water Program Operations
Publisher: U.S. Environmental Protection Agency, Office of Water Program Operations; General Services Administration, Centralized Mailing List Services [distributor]
Published: 1980
Place of publication: Washington, D.C; Denver, Colo
Language: eng
Number of pages: 21
Subjects: Sewage -- Purification -- Activated sludge process; Sewage lagoons -- United States; Sewage disposal in the ground -- United States
Notes: Cover title

"March 1975."

"430/9-74-001."

"MCD-14."

Includes bibliographical references