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wellhead

wellhead

1 7.2
A place where water comes up from the ground to supply a well
  • noun
  • /ˈwɛlˌhɛd/
translation icon : manantial
  • Figure 1 shows the multiple wellhead protection areas for the city of Sumas water system.
  • wellhead protection
  • wellhead protection area
  • wellhead protection program

Examples

  • After the dances, we spent a few hours walking alone around a wellhead reservoir.

    Fiction book (1993)
  • Wellhead protection areas for 12 systems were used for this study (Table 3).

    Academic text (2003)
  • A wellhead protection area is one component of such a plan.

    Academic text (2003)
  • Public water systems using groundwater as their sources are required to complete a wellhead protection plan.

    Academic text (2003)
  • The purpose of the ArcFlow GIS effort is the protection of groundwater quality and public health through wellhead protection.

    Academic text (2003)
  • Once wells are developed, an understanding of fracture network geometry is necessary to safeguard water supplies by defining wellhead protection zones.

    Academic text (1997)
  • In the 1986 amendments to the law, however, Congress ordered the states to establish wellhead protection programs, placing the primary burden on them rather than on the EPA.

    Academic text (1998)
  • Renton's Liberty Park Wellhead, one of several facilities in Renton where water is filtered, treated, and fluoridated.

    Blog text (7)
  • The contractor inspected the wellhead to ensure it was secure and properly functioning.

  • The city has established a wellhead protection area to safeguard the water supply from contamination.

Synonyms

head
vswellhead
65 5.6

The source of a river or stream

is the narrow, physical emergence point providing water to an extraction site
headwater
vswellhead
  • Specialized
6 7.2

The source or small streams at the start of a river

is the local emergence supplying an extraction point rather than river networks
fountainhead
vswellhead
2 8.0

The spring where a river or stream begins

is the point where water comes out to supply a specific extraction site
wellspring
vswellhead
1 6.5

A natural source of water that feeds a well

is the specific emergence point where water reaches that extraction point
headspring
vswellhead
  • Archaic
7.8

The place where a stream or river starts

is water emerging to feed an extraction point rather than a flowing stream
headstream
vswellhead
7.9

A small stream that forms the start of a river

is the emergence point providing water for an extraction site rather than a river source

Surface Forms

wellhead singular
wellheads plural

Morphology

wellhead = well + head (transparent) = well + head

The compound 'well' + 'head' directly denotes the source or top of a well, a meaning that learners can derive from the base words.

Etymology

Wellhead comes from the simple parts well and head; well comes from an old English word for a 'spring' or 'source' and head means the 'top' or 'start'. So a wellhead is the place where water comes out, the source of a well.