Conn. Agencies Regs. § 25-128-47 - Gravel packed wells, gravel

Current through March 4, 2022

(a) The gravel in a gravel packed well shall be composed of material that does not react chemically with the water in the well, and will not create or enhance encrustation or corrosion.
(b) The gravel shall be clean, rounded, uniform, water-washed, and free from clay, silt, or other deleterious substance.
(c) The size of the gravel shall be as determined by a grain size analysis of the formation material.
(d) The gravel shall be disinfected by adding sufficient chlorine to the placement fluid to produce a chlorine residual of approximately one hundred parts per million (100 ppm).
(e) The gravel shall be placed in such a manner that no bridging or layering occurs.
(f) The gravel pack shall not connect aquifers or zones which have differences in water quality classification or in static water levels.


Conn. Agencies Regs. § 25-128-47
Effective May 21, 1993

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