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   How many dams are there in the United States?

   • There are an estimated 84,000 dams in the United States, impounding 600,000 mi (970,000 km) of river or about 17% of rivers in the nation. [ 2 ] For a more comprehensive list, see List of dams and reservoirs in Connecticut. For a more comprehensive list, see List of dams and reservoirs in Florida.

   List of dams and reservoirs in the United States - Wikipedia

   en.wikipedia.org/wiki/List_of_dams_and_reservoirs_in_the_United_States

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   Which states have the largest dams?

   • In the United States, California and Texas stand out as having the largest dam counts, while most states have more than 100. Although there are many large dams in the United States, the vast majority are small. The USGS data also contain information for dikes and small-river hydroelectric plants that do not necessarily involve dams.

   Global Dam Tracker: A database of more than 35,000 dams with location

   www.nature.com/articles/s41597-023-02008-2

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   How many dams are there in Texas?

   • Texas had over 7,000 dams as of 2022, which is the greatest number in any U.S. state. This accounts for roughly eight percent of U.S. dams, which total over 91,000 across the country.

   Number of dams in the U.S. 2022, by state | Statista

   www.statista.com/statistics/786871/number-of-us-dams-by-state/

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   How many data fields does a dam have?

   • There are more than 70 data fields for each dam. The also used to assist federal, state, and local agencies develop dam safety policies. The NID is the central information source for dams in the United States and its territories.

   National Inventory of Dams - FEMA.gov

   www.fema.gov/emergency-managers/risk-management/dam-safety/national-inventory-dams

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   How many georeferenced dams are there?

   • Mulligan, M., van Soesbergen, A. & Sáenz, L. GOODD, a global dataset of more than 38,000 georeferenced dams. Sci Data 7, 31 (2020). Wang, J. et al. GeoDAR: georeferenced global dams and reservoirs dataset for bridging attributes and geolocations. Earth System Science Data 14, 1869–1899 (2022).

   Global Dam Tracker: A database of more than 35,000 dams with location

   www.nature.com/articles/s41597-023-02008-2

   See all results for this question

   Where do dams come from?

   • Data for the United States mainly come from USGS, with small dikes and non-dam structures removed from the database. In Canada, most dams are concentrated closer to the southern border, with Quebec having a high concentration of hydroelectric dams. Central Mexico also contains a high concentration of dams.

   Global Dam Tracker: A database of more than 35,000 dams with location

   www.nature.com/articles/s41597-023-02008-2

   See all results for this question

2. en.wikipedia.org › wiki › List_of_dams_andList of dams and reservoirs in the United States - Wikipedia

   en.wikipedia.org › wiki › List_of_dams_and

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   The following is a partial list of dams and reservoirs in the United States. There are an estimated 84,000 dams in the United States, impounding 600,000 mi (970,000 km) of river or about 17% of rivers in the nation.

3. usafacts.org › articles › how-many-dams-does-americaHow many dams does America have? - USAFacts

   usafacts.org › articles › how-many-dams-does-america

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   Nov 16, 2023 · According to the Army Corps of Engineers, the US has 91,804 dams across all 50 states, Puerto Rico, and Guam. Approximately 65% of all dams are privately owned, while federal, state, and local government agencies own 31%.

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     Top 10 Tallest Dams in the US [Update 2021]

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5. waterdesk.org › multimedia › dataMap: U.S. dams and reservoirs - The Water Desk

   waterdesk.org › multimedia › data

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   Mar 31, 2024 · This map is based on the Global Reservoir and Dam Database, a survey listing about 7,000 larger dams and reservoirs worldwide, including 1,920 in the United States.

6. www.fema.gov › dam-safety › national-inventory-damsNational Inventory of Dams - FEMA.gov

   www.fema.gov › dam-safety › national-inventory-dams

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   Aug 30, 2022 · The NID documents more than 91,000 dams in the United States that meet certain criteria, such as high or significant hazard potential. It provides data, maps, and resources for dam safety and awareness.

7. www.statista.com › topics › 7127Hydropower in the U.S. - statistics & facts | Statista

   www.statista.com › topics › 7127

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   Aug 20, 2024 · Hydropower capacity additions outlook in the U.S. 2023-2050. Capital costs for a hydroelectric power plant in the U.S. 2022-2050. Find up-to-date statistics and facts on dams and...

8. www.statista.com › number-of-us-dams-by-stateNumber of dams in the U.S. 2024, by state - Statista

   www.statista.com › number-of-us-dams-by-state

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   Although there are dams in every state, Texas was home to the highest number of dams in the United States as of 2022. There were nearly 7,400 dams in the Southern state.

9. www.nature.com › articles › s41597/023/02008-2Global Dam Tracker: A database of more than 35,000 dams with ...

   www.nature.com › articles › s41597/023/02008-2

   Feb 23, 2023 · In the United States, California and Texas stand out as having the largest dam counts, while most states have more than 100. Although there are many large dams in the United States, the vast ...