Elevation of the free surface of a stream, lake or reservoir relative to a specified vertical datum
This article is about the elevation level of the surface of water. For the device of the same name, see Water level (device). For the draft of a boat, see waterline. For other uses, see Water level (disambiguation).
This article relies largely or entirely on a single source. Relevant discussion may be found on the talk page. Please help improve this article by introducing citations to additional sources. Find sources: "Water level" – news · newspapers · books · scholar · JSTOR(April 2024)
Water level, also known as gauge height or stage, is the elevation of the free surface of a sea, stream, lake or reservoir relative to a specified vertical datum.[1]
^ISO 772: 1996. Hydrometric determinations – Vocabulary and symbols.
Waterlevel, also known as gauge height or stage, is the elevation of the free surface of a sea, stream, lake or reservoir relative to a specified vertical...
glaciers accounted for 44% of sea level rise, with another 42% resulting from thermal expansion of water.: 1576 Sea level rise lags behind changes in the...
formations and historic lakebed deposits, the water table may be more difficult to define. “Water table” and “waterlevel” are not synonymous. If a deeper aquifer...
Look up level, Level, leveled, levelled, or levels in Wiktionary, the free dictionary. Level or levels may refer to: Level (optical instrument), a device...
Mean sea level (MSL, often shortened to sea level) is an average surface level of one or more among Earth's coastal bodies of water from which heights...
Cape Town. Dam waterlevels began decreasing in 2015 and the Cape Town water crisis peaked during mid-2017 to mid-2018 when waterlevels hovered between...
A spirit level, bubble level, or simply a level, is an instrument designed to indicate whether a surface is horizontal (level) or vertical (plumb). Two...
from any air- and water-tight vessel by adding a bowl and stem apparatus (or slide) which guides air downward to below waterlevel whence it bubbles upward...
to refill the tower. A water tower also serves as a reservoir to help with water needs during peak usage times. The waterlevel in the tower typically...
desalinated water into Sea of Galilee". Times of Israel. Tzvi Joffre (16 April 2020). "New canal to flow water from Kinneret to Jordan River as waterlevel rises"...
is to prevent any sea water seepage into the coastal reservoir as its waterlevel is below the sea waterlevel. The waterlevel between the dikes is always...
The reference waterlevels are used on inland waterways to define a range of waterlevels allowing the full use of the waterway for navigation. Ship passage...
regulate flow and increase upstream waterlevel, or by dredging that deepens parts of the stream bed. Inland Water Transport (IWT) Systems have been used...
detail. Waterlevels were monitored by hydrograph, which in more recent times has changed to a digital monitoring system that tracks the waterlevel, electric...
The levelized cost of water (LCOW or LCW) is the "cost per unit volume of product water produced by a water treatment process or service". It is a measure...
water, the ballast will remain below the waterlevel, to counteract the effects of weight above the waterlevel. The ballast may be redistributed in the...
at high and low water, and in certain areas, such as Primera Angostura, the ebb may run for up to three hours after the waterlevel has started to rise...
annual high (highest level to which water rose that year) or the high point for some other division of time. Knowledge of the high water mark for an area...
A chart datum is the waterlevel surface serving as origin of depths displayed on a nautical chart and for reporting and predicting tide heights. A chart...
the caisson door to seal the gap. The water is pumped into the gap to fill to the waterlevel. Once the water in the gap is equalized, the door on the...
hydrological body of water connected by the Straits of Mackinac. The straits are five miles (8 km) wide and 120 feet (37 m) deep; the waterlevels rise and fall...
59 sq mi (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...
found in the upper 24 m (80 ft). The water is a constant temperature of 33 °C (91 °F) and dissolved oxygen levels are low. A small, shallowly submerged...
river or be an artificially constructed fill or wall that regulates waterlevels. However, levees can be bad for the environment. Floodwalls are a more...
constitute the "core") but below the waterlevel. The feedwater enters into the downcomer or annulus region and combines with water exiting the moisture separators...
Historic high water The lake's waterlevel fluctuates from month to month, with the highest lake levels in October and November. The normal high-water mark is...
Global Information