Page 18 - Yucaipa Valley Water District

Director Memorandum No. 18-140 Page 4 of 14

Therefore, the attached scope of services was developed to utilize a methodology with monitoring
wells that will be able to determine: the water mounding effect; the lateral movement of subsurface
water; the infiltration rate in the vadose zone; all used to calculate the specific yield and total
potential of storage when the spreading basins are constructed.

The District has received written authorization from the property owner to conduct the work at this
location.

Financial Analysis

This project is not included in the current operating budget. Funds for this project will be split
equally between the Water Division - Depreciation Reserves (02-10310) and Sewer Division -
Depreciation Reserves (03-10310).

Yucaipa Valley Water District - November 6, 2018 - Page 18 of 49