Full Answer
When was the Corbalis water treatment plant built?
In response, the James J. Corbalis water-treatment facilities were built and began operation in 1982 using water from the Potomac River. The Corbalis Plant was formally dedicated on June 25, 1982, and was designed to treat up to 50 million gallons of water per day.
Where are the water treatment plants in Fairfax County VA?
The James J. Corbalis Jr. treatment plant is at the northern tip of Fairfax County and the Frederick P. Griffith Jr. treatment plant is on the southern border of Fairfax County. Fairfax Water also purchases water from the McMillan and Dalecarlia treatment plants in Washington DC.
How much water does the Potomac River treat per day?
This plant can treat up to 120 million gallons of drinking water per day. The Potomac River provides water to area residents through the James J. Corbalis Jr. treatment plant, which can treat 225 million gallons of water per day.
Where does the water treatment plant send the clean water?
What happens to the treated water when it leaves the wastewater treatment plant? The treated wastewater is released into local waterways where it's used again for any number of purposes, such as supplying drinking water, irrigating crops, and sustaining aquatic life.
Where in the World is the largest wastewater treatment plant?
The Blue Plains Wastewater Treatment Facility in Washington DC, USA, is the largest advanced Wastewater Treatment Plant of its kind in the world. It treats 330 million gallons of waste water every day.
Where does Fairfax County get water?
In Fairfax County, our water comes from two major sources: the Occoquan Reservoir and Potomac River. The water that flows in the Potomac and Occoquan comes from both groundwater and stormwater runoff. Groundwater is cleaned and cooled when it flows through the soil.
How long does it take to treat water in treatment plant?
How long does it take to treat the wastewater? Approximately 24 hours.
How many water treatment plants are in the US?
16,000Today, more than 16,000 publicly-owned wastewater treatment plants operate in the United States and its territories.
What is the biggest water treatment plant?
Bahr El-Baqar Treatment PlantThe largest water treatment plant is Bahr El-Baqar Treatment Plant with a capacity of 64.8 m³ (2,288 ft³) per second achieved by Orascom Construction and The Arab Contractors (Osman Ahmed Osman & Co) (both Egypt), in Sinai Peninsula, Egypt on 23 June 2021.
Where does Fairfax sewage go?
In our area, the wastewater is then discharged to either the Occoquan or the Potomac River, which flows to the Chesapeake Bay.
Where does my water supply come from?
How water gets to your property. We transport water through pipes running from rivers, reservoirs and underground sources to water supply works for cleaning. Then, it's either pumped, or flows by gravity, through a vast network of water mains to homes or businesses.
What is Virginia's water source?
River Basins While most of the state drains into the Chesapeake Bay, water from the westernmost basins ends up in the Gulf of Mexico. Rivers in the Roanoke and Chowan basins, by contrast, empty directly into the Atlantic Ocean.
Where is water released when it is finished being treated?
Where is water released when it is finished being treated? Water is released into bodies of water such as lakes, rivers or oceans after being treated.
What is the process at a water treatment plant?
They typically consist of several steps in the treatment process. These include: (1) Collection ; (2) Screening and Straining ; (3) Chemical Addition ; (4) Coagulation and Flocculation ; (5) Sedimentation and Clarification ; (6) Filtration ; (7) Disinfection ; (8) Storage ; (9) and finally Distribution.
How do water treatment plants work?
A waste water treatment plant cleans sewage and water so that they can be returned to the environment. These plants remove solids and pollutants, break down organic matter and restore the oxygen content of treated water.
What is the name of the plant that treats drinking water in Northern Virginia?
The Occoquan Reservoir provides drinking water supply to Northern Virginia through the Fredrick P. Griffith treatment plant. This plant can treat up to 120 million gallons of drinking water per day. The Potomac River provides water to area residents ...
How much water does Fairfax Water treat?
This plant can treat up to 120 million gallons of drinking water per day. The Potomac River provides water to area residents through the James J. Corbalis Jr. treatment plant, which can treat 225 million gallons of water per day. Fairfax Water operates both the Corbalis and Griffith treatment plants. In January 2014, Fairfax Water acquired the ...
Where does Fairfax County water come from?
In Fairfax County, our water comes from two major sources: the Occoquan Reservoir and Potomac River. The water that flows in the Potomac and Occoquan comes from both groundwater and stormwater runoff. Groundwater is cleaned and cooled when it flows through the soil.
What is the final step in water treatment?
The final step in the water treatment process adds fluoride to protect teeth and chlorine to protect the water as it travels through the distribution system to each home. A corrosion inhibitor is added and the pH is adjusted to help prevent lead from leaching into the water from household plumbing.
What is added to water for disinfection?
In some treatment systems, the water left in the basin during the sedimentation phase is pumped into large tubs for ozonation. In this process, ozone is added to the water for disinfection.
Why is corrosion inhibitor added to water?
A corrosion inhibitor is added and the pH is adjusted to help prevent lead from leaching into the water from household plumbing. This treatment process ensures that the water surpasses federal and state standards.
Is drinking water regulated?
Drinking water quality is very tightly regulated by the US Environmental Protection Agency, and the Virginia Department of Health works to ensure compliance. Highly trained laboratory staff at treatment plants use state-of-the-art equipment to monitor water quality around the clock.
When was the Corbalis plant built?
The Corbalis Plant was formally dedicated on June 25, 1982, and was designed to treat up to 50 million gallons of water per day. By the end of 1982, Fairfax Water had more than 1,800 miles of mains, more than 10,300 fire hydrants and nearly 126,000 metered accounts serving more than 650,000 people. 1982.
What was the largest water treatment plant in Virginia in the 90s?
In the 90's, Fairfax County continued to grow putting ever-increasing demands on the water system. During this time, the size of the Corbalis plant on the Potomac River was doubled, making it the largest water treatment plant in Virginia.
What is the source of Fairfax water?
Army Corps of Engineers. Fairfax Water draws raw water from two primary sources: the Potomac River and the Occoquan Reservoir, which is fed by the Occoquan River.
How many gallons of water does Fairfax Water have?
Fairfax Water owns and operates the two largest water treatment facilities in Virginia with an average daily water production of 166 million gall ons and a combined maximum capacity of 376 million gall ons per day .
When did Fairfax Water start using ozone?
In 2000 Fairfax Water became the first in Virginia, and one of the few in the nation to use ozone to treat water. Fairfax Water was assigned a triple-A bond rating. At the time, Fairfax Water was the only independent public water agency in the United States to have such a designation.
Is Fairfax Water a non profit?
Chartered in 1957 by the Virginia State Corporation Commission as a public, non-profit water utility, Fairfax Water is governed by a 10-member Board composed of Fairfax County citizens and appointed by the elected Fairfax County Board of Supervisors. A general manager, supported by a staff of 439 water professionals, manages the day-to-day operations of Fairfax Water.
Who regulates Fairfax water?
The Virginia Department of Health regulates Fairfax Water’s water quality according to regulations established by the Environmental Protection Agency and based on the Safe Drinking Water Act passed by the U.S. Congress.