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  2. Tile drainage - Wikipedia

    en.wikipedia.org/wiki/Tile_drainage

    While surface water can be drained by pumping, open ditches, or both, tile drainage is often the most effective means of draining subsurface water. The phrase "tile drainage" derives from its original composition from ceramic tiles of fired clay, which were similar to terracotta pipes yet not always shaped as pipes. In the 19th century a C ...

  3. Metropolitan Water District of Southern California - Wikipedia

    en.wikipedia.org/wiki/Metropolitan_Water...

    The construction and application of a membrane bioreactors in the demonstration facility cost nearly $17 million dollars and the total cost of building the full-scale program will be $3.4 billion, resulting in an annual operation cost of $129 million, and water cost of $1,830 per acre-foot. [19]

  4. Two-stage drainage ditch - Wikipedia

    en.wikipedia.org/wiki/Two-stage_drainage_ditch

    The primary disadvantage associated with the two stage drainage ditch is the upfront cost of the earthwork necessary to increase the existing channel for the benches to be constructed. Construction costs for such earthwork are contingent upon the watershed size and depth of the ditch and approximately range from $5–20 USD/linear foot. [6]

  5. Watertable control - Wikipedia

    en.wikipedia.org/wiki/Watertable_control

    In geotechnical engineering, watertable control is the practice of controlling the height of the water table by drainage.Its main applications are in agricultural land (to improve the crop yield using agricultural drainage systems) and in cities to manage the extensive underground infrastructure that includes the foundations of large buildings, underground transit systems, and extensive ...

  6. Coachella Valley Water District - Wikipedia

    en.wikipedia.org/.../Coachella_Valley_Water_District

    CVWD receives water from the Colorado River through the 123-mile (198 km) Coachella Branch of the All American Canal. Water in the canal flows entirely by gravity, dropping in elevation an average of one foot per mile. In the Coachella Valley, Colorado River water is used primarily for agricultural irrigation. There are 76,350 acres (30,900 ha ...

  7. Westlands Water District - Wikipedia

    en.wikipedia.org/wiki/Westlands_Water_District

    Westlands Water District serves as the GSA for the Westside Subbasin. [3] The Westside Subbasin Groundwater Sustainability Plan (Westside GSP) was officially approved by the California Department of Water Resources (DWR) on August 7, 2023. [6] The GSP was submitted by the Westlands Water District, in conforming to requirements of the SGMA.