Overview
Big Creek Water Pollution Control Plant (WPCP) in Roswell, Georgia, serves approximately 91,000 people. It operates under the U. S. Clean Water Act, discharging treated wastewater into the Chattahoochee River watershed.
Big Creek WPCP is a municipal wastewater treatment facility located in Roswell, Georgia, within Fulton County. The plant serves a population of about 91,000 residents, making it a medium-to-large agglomeration. It is part of the regional wastewater infrastructure managed by Fulton County. As a U. S. facility, Big Creek WPCP operates under the National Pollutant Discharge Elimination System (NPDES) permit program, which is authorized by the Clean Water Act. The plant is expected to provide at least secondary treatment, which is the federal minimum for municipal wastewater plants. The specific treatment processes and capacity details are not publicly available, but the plant's scale suggests it employs conventional activated sludge or similar technology. The plant discharges treated effluent into Big Creek, a tributary of the Chattahoochee River. The Chattahoochee flows through Georgia and Alabama before joining the Flint River to form the Apalachicola River, which empties into the Gulf of Mexico. The watershed supports diverse aquatic life and provides drinking water for the Atlanta metropolitan area.
Environmental context
Big Creek WPCP discharges into Big Creek, which flows into the Chattahoochee River. The Chattahoochee River Basin is a critical water source for the southeastern United States, supporting drinking water supplies, recreation, and diverse aquatic ecosystems. Downstream, the river joins the Flint River to form the Apalachicola River, which flows into Apalachicola Bay in the Gulf of Mexico. The watershed is ecologically sensitive, hosting species such as the threatened Gulf sturgeon and various freshwater mussels.
Frequently asked questions
Big Creek WPCP is located at 1094 Marietta Highway in Roswell, Georgia, United States, within Fulton County.
The plant serves approximately 91,092 people in the Roswell area and surrounding parts of Fulton County.
The plant discharges treated effluent into Big Creek, which flows into the Chattahoochee River, part of the Apalachicola River Basin that drains to the Gulf of Mexico.
As a U. S. facility, Big Creek WPCP operates under the Clean Water Act and is required to have an NPDES permit issued by the Georgia Environmental Protection Division.
Plants of this scale in the U. S. typically provide at least secondary treatment, often with nutrient removal, to meet NPDES permit limits for BOD, TSS, and other pollutants.
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