PVC Couplings and Fittings for Use With PVC Well Casing - EH: Minnesota Department of Health

PVC Couplings and Fittings for Use With PVC Well Casing
Well Management Program

Minnesota Rules, chapter 4725 currently requires that fittings and couplings used with plastic well casing must:

  1. Meet the socket dimension requirements of ASTM Standard F480-02, Table 3 and have a water pressure rating of at least 200 psi;
  2. be Schedule 40, slip x internal thread fittings, four-inch and smaller meeting the requirements of ASTM D2466-02;
  3. be Schedule 40, slip x internal thread fittings and slip x external thread fittings, five-inch diameter meeting the requirements of ASTM D2466-02; or
  4. be flush-threaded joints meeting ASTM F480-02 (monitoring wells and environmental bore holes only).

The fittings and couplings must also conform to the requirements of ANSI/NSF Standard 61-2003e or the health effects portion of ANSI/NSF Standard 14-2003.

The following links provide information about fittings and couplings that comply with the rule requirements, as well additional fittings and couplings approved for use with 6-inch diameter PVC well casing and for screen connections to PVC well casing.

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Updated Wednesday, October 12, 2016 at 10:30AM