<Table> <Tr> <Th_colspan="2"> Badwater Basin </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Location </Th> <Td> Death Valley Inyo County, California </Td> </Tr> <Tr> <Th> Coordinates </Th> <Td> 36 ° 15 ′ 01" N 116 ° 49 ′ 33" W ﻿ / ﻿ 36.250278 ° N 116.825833 ° W ﻿ / 36.250278; - 116.825833 Coordinates: 36 ° 15 ′ 01" N 116 ° 49 ′ 33" W ﻿ / ﻿ 36.250278 ° N 116.825833 ° W ﻿ / 36.250278; - 116.825833 </Td> </Tr> <Tr> <Th> Type </Th> <Td> Endorheic basin </Td> </Tr> <Tr> <Th> Primary inflows </Th> <Td> Amargosa River </Td> </Tr> <Tr> <Th> Primary outflows </Th> <Td> Terminal (evaporation) </Td> </Tr> <Tr> <Th> Basin countries </Th> <Td> United States </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th> Max. length </Th> <Td> 7.5 miles (12 km) </Td> </Tr> <Tr> <Th> Max . width </Th> <Td> 5.0 miles (8 km) </Td> </Tr> <Tr> <Th> Surface elevation </Th> <Td> − 279 feet (− 85 m) </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th> Settlements </Th> <Td> Badwater, California </Td> </Tr> <Tr> <Th> References </Th> <Td> U.S. Geological Survey Geographic Names Information System: Badwater Basin </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Badwater Basin </Th> </Tr>

What is the altitude of badwater basin in death valley ca