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will include estimated costs, anticipated impact groundwater quality trends, combined with an
to sustainability indicators, and overall understanding of concurrent production rates,
implementability. The distilled list of projects will provide insight into the interaction between
and management actions will be further groundwater quality, groundwater production,
evaluated and ranked from most to least and recharge.
feasible. The USGS numerical model will be
used to evaluate these projects and/or actions The existing monitoring network will be
in achieving sustainability. The findings of the evaluated in its ability to monitor each of the
evaluation will be incorporated into the GSP as applicable SGMA sustainability indicators. The
the basis for the “Projects and Management existing data and groundwater monitoring
Actions to Achieve Sustainability Goal” chapter. programs will be evaluated, and SGMA-
compliant monitoring will be developed to fill in
data gaps identified during existing data
Task 8. Infiltration Testing
assessment and conform to DWR’s Best
Dudek understands that an Infiltration Test Management Practices (BMPs). Dudek will
Work Plan was developed in 2017 based on the develop the “Existing and Planned Monitoring”
findings from 10 borings drilled by Geoscience section of the “Sustainable Management
in 2014 and historical performance at the Criteria” chapter of the GSP, which will describe
existing Wilson Creek, Oak Glen Creek, and the existing monitoring network and protocols
Wildwood Creek basins. Short-term infiltration and identify any modifications that may be
tests are planned for 2018 to evaluate and implemented to enhance the assessment of
rank potential sites to augment artificial achieving the sustainability goals.
recharge. Dudek will incorporate the findings
from the infiltration tests with the evaluations of Task 11. Develop Framework for
proposed projects and management actions Data Management System
addressed in Task 7.
The Basin GSA requires an enhanced system
Task 9. Define Plan for managing existing data, future pumping,
Implementation Actions groundwater level and water quality records,
and supporting SGMA-related analyses and
Dudek, working collaboratively with the GSA, outreach activities. A data management system
will develop a schedule for implementing the is critical to the preparation of SGMA-compliant
GSP and develop a monitoring and reporting annual reports for DWR. Dudek has extensive
program to assess and document progress in experience with various levels of data
achieving sustainability. A cost estimate for management and can provide a robust Web-
implementing the program, along with annual based data management platform and
budgets, will be developed and presented to interactive mapping application for the GSA to
the GSA. use during the SGMA process and in the future.
Dudek is currently developing a data
Task 10. Describe Existing and management system for YVWD that will compile
all information and data related to their water
Planned Monitoring Network resources and infrastructure.
Fundamental groundwater monitoring data are
necessary to understand how pumping affects
groundwater elevations and quality, and
ultimately are required to support development
of a GSP that addresses the applicable SGMA
sustainability indicators. Analysis of historical
Develop Groundwater Sustainability Plan for the Yucaipa Basin Area Page 7
Yucaipa Sustainable Groundwater Management Agency - August 9, 2018 - Page 85 of 208