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Lake Lanier

Lake Lanier is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Lake Lanier rather than just read about it. In short: Lake Lanier (officially Lake Sidney Lanier) is a reservoir in the northern portion of the U.S. state of Georgia. It was created by the completion of Buford Dam on the Chattahoochee River in 1956, and is also fed by the waters of the Chestatee River.

Lake Lanier — main illustration
Lake Lanier — illustration

Key takeaways

  • Lake Lanier belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Lake Lanier to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Lake Lanier from memory before moving on to harder problems.

Reference excerpt

Lake Lanier (officially Lake Sidney Lanier) is a reservoir in the northern portion of the U.S. state of Georgia. It was created by the completion of Buford Dam on the Chattahoochee River in 1956, and is also fed by the waters of the Chestatee River. The lake encompasses 38,000 acres (15,000 ha) or 59 mi2 (150 km2) of water, and 692 mi (1,114 km) of shoreline at normal level, a "full pool" of 1,071 ft (326 m) above mean sea level and the exact shoreline varies by resolution according to the coastline paradox. Named for Confederate veteran and poet Sidney Lanier, which has caused recent renaming controversies and public debate. It was built and is operated by the U.S. Army Corps of Engineers for flood control and water supplies. Its construction destroyed more than 50,000 acres (20,000 ha) of farmland and displaced more than 250 families, 15 businesses, and relocated 20 cemeteries along with their remains in the process. It is patrolled by the Georgia Department of Natural Resources (GDNR), as well as local law enforcement. The states of Georgia, Alabama, and Florida all have rights to the water of the reservoir, as it feeds rivers going through those areas. The Corps of Engineers has responsibilities to regulate flow for flood control and water use. In addition, it has to ensure that water is available to fulfill such federal mandates as under the Endangered Species Act, to support downstream species. The rapid suburbanization of the Atlanta region, in particular, has greatly increased water consumption by private homeowners for lawns and gardens. During droughts of the 21st century, Lake Lanier reached record lows, and regional actions have been needed to reduce state water usage in the area.

Geography The lake is in Hall, Forsyth, Dawson, Gwinnett, and Lumpkin counties, split about 60%, 30%, 5%, 4%, and 1%, respectively, filling the valley into numerous small arms and fingers. The former thalweg of the Chestatee and the Chattahoochee south of it form the county line between Hall and a corner of Gwinnett to the east, and Dawson and Forsyth counties to the west. The land that now sits at the bottom of Lake Lanier was, before the 1950s, forest and farmland. Before the lake was completely filled, construction crews felled the treetops, leaving tall stumps to remain, in some areas, not far beneath the lake's surface. One of the main purposes of the lake is flood control of the Chattahoochee River downstream, mainly protecting metro Atlanta. Since the construction of Buford Dam, only three major flooding events have occurred on the downstream section. The most severe flooding event was in 2009, following a two-year drought; the most recent was in 2013.

Prior history Prior to the construction of the reservoir in March of 1950, the town of Oscarville occupied a part of the current location of the lake. Oscarville was a small Black community and the site of a racial expulsion, resulting in the forced displacement, after a series of violent events, of all 1,098 black residents from Forsyth County by the white residents in 1912. Following the alleged assault of two white women and the subsequent lynching of a Black man named Rob Edwards who was accused of being involved in the crime, white mobs terrorized black families through arson, intimidation, and property destruction. Within weeks, nearly all Black residents fled Forsyth county abandoning their homes and property that were later absorbed into white ownership. Decades later, the remnants of the town were purchased by the government and flooded to create the lake.

… excerpt ends here. Continue reading the full article.

Illustrations

Lake Lanier illustration
Lake Lanier: Buford Dam, impounding Lake Lanier on the Chattahoochee River in Forsyth County, Georgia
Buford Dam, impounding Lake Lanier on the Chattahoochee River in Forsyth County, Georgia
Lake Lanier: The Lake Lanier Olympic Park hosted the canoe sprint and rowing competitions for the 1996 Summer Olympics, the 2003 ICF Canoe Sprint World Championships, 2016 Pan American Sprint Canoe/Kayak Championships and the ICF Dragon Boat World Championships in 2018. This picture was taken in 2010.
The Lake Lanier Olympic Park hosted the canoe sprint and rowing competitions for the 1996 Summer Olympics, the 2003 ICF Canoe Sprint World Championships, 2016 Pan American Sprint Canoe/Kayak Championships and the ICF Dragon Boat World Championships in 2018. This picture was taken in 2010.
Lake Lanier: Lake Lanier at River Forks Park in Gainesville during a time of lower-than-average water levels
Lake Lanier at River Forks Park in Gainesville during a time of lower-than-average water levels
Lake Lanier: Led lights displayed in December.
Led lights displayed in December.

Worked examples

Example 1 — a first encounter with Lake Lanier

Start with the simplest possible case. Write down what Lake Lanier claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Lake Lanier before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Lake Lanier ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Lake Lanier

In research
Lake Lanier appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Lake Lanier in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Lake Lanier is common in secondary-school and first-year university syllabi. It links to neighbouring topics ACF River Basin, Bodies of water of Dawson County, Georgia, Bodies of water of Forsyth County, Georgia, so understanding it makes those chapters shorter.
In everyday life
Look for Lake Lanier outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Lake Lanier in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Lake Lanier means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Lake Lanier out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Lake Lanier in simple terms?

Lake Lanier (officially Lake Sidney Lanier) is a reservoir in the northern portion of the U.S. state of Georgia. It was created by the completion of Buford Dam on the Chattahoochee River in 1956, and is also fed by the waters of the Chestatee River.

Why does Lake Lanier matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Lake Lanier?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Lake Lanier.

Tags

  • ACF River Basin
  • Bodies of water of Dawson County, Georgia
  • Bodies of water of Forsyth County, Georgia
  • Bodies of water of Gwinnett County, Georgia
  • Bodies of water of Hall County, Georgia
  • Lakes of Georgia (U.S. state)
  • Naming controversies
  • Olympic canoeing venues
  • Olympic rowing venues
  • Protected areas of Dawson County, Georgia
  • Protected areas of Forsyth County, Georgia
  • Protected areas of Gwinnett County, Georgia

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