Well-Klean® Case Study No. 1003 in Maricopa County, East Valley, AZ

Name/Location of Well: Maricopa County – East Valley, AZ

Description/Well Dynamics: Monitoring/Circulation Well

Build Date: N/A

Casing Diameter: 6”

Well Depth: 252’

Static Water Level: 2’

Type of Casing, Slots and Intervals: PVC casing, Sch. 40 PVC .010 from 160’-190’; 220’-230’; 240’-250’.

Reason for Treatment:

Well circulation system could not operate correctly. Pump was pulled, and downhole video revealed slots were 80% plugged with mineral scale and iron bacteria.

Assessment/Recommendations:

Well-Klean® Pre-blend at 15% of well water volume with hydrogen peroxide biocide at 1,900 ppm - blend