Page 15 - Beaumont Basin Watermaster
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BEAUMONT BASIN WATERMASTER
MEMORANDUM NO. 14-13


Date: December 3, 2014

From: Joseph Zoba, Treasurer

Subject: Amendment No. 2 to Task Order No. 3 Related to the
Groundwater Model Update and Redetermination of Safe Yield

Recommendation: That the Watermaster Committee approves Amendment No. 2 to
Task Order No. 3 with ALDA, Inc. for a sum not to exceed $26,430 .


On February 6, 2013, the Watermaster Committee approved the initial contract with ALDA
Inc. for Task Order No. 3 for a value not to exceed $229,210.00. At the May 7, 2014, the
Committee approved and authorized ALDA Inc. to conduct additional analyses in support
of finalizing the Safe Yield of the Beaumont Basin study. The additional analyses involved
additional model runs to assess the Safe Yield without San Gorgonio Pass Water Agency
(SGPWA) recharge and quantification of the location and magnitude of subsurface
underflow losses out of the basin. As a result of this out of scope services, the not to
exceed budget was increased by $11,720.00 to $240,930.00.

Over the last six months significant discussions have taken place to address the issue of
return flows, as a component of the basin safe yield, from imported sources brought into
the Beaumont Basin. These discussions continue to evolve as proper accounting needs
to be given to each Appropriator for the amount of imported water delivered. The results
of this evaluation will be incorporated into the final Safe Yield of the Beaumont Basin
report.

During our last meeting, Mr. Blandon (ALDA Inc.) indicated that he would like the
Watermaster Committee to consider an increase in the upper limit of the contract to cover
additional expenses related to the evaluation of return flows.

Attached, please find a letter from ALDA Inc., dated November 26, 2014, requesting that
the upper limit for Task Order No. 3 be increased by $26,430.00 to $267,360.00. The
increased amount should cover out of scope services conducted over the last few months
and anticipated services required to complete the return flow analysis and incorporation
into the Beaumont Basin Final Safe Yield Report.

Based on the cost distribution used by the members of the Special Project Committee,
the approval of Amendment No. 1 would result in invoices sent to the participating
members as follows:









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