Specifications include, but are not limited to: Well No. 6 rehabilitation to recover capacity lost since the last rehabilitation and other miscellaneous items of work. Items related to this work could include: pulling water samples for analysis, collecting well hydraulics data, pulling and inspecting the pump, conducting a video survey of the well, wire brushing of the casing and lower borehole, providing air-impulse treatment of the lower borehole, chemically treating the lower borehole, surging/circulating products in the borehole with purge pump and tremie combination, pumping, neutralizing and disposal of treatment products, running performance yield test, providing post treatment video, installing product pump equipment, providing final disinfection, and sampling