APPENDIX D Technical Appendices D1: Update to the USGS Borrego Valley Hydrologic Model D2: BWD Water Quality Review and Assessment D3: Groundwater Hydrographs D4: Borrego Springs Subbasin Groundwater Dependent Ecosytems The conclusions reached regarding Water Budget components and recommendations for further data and study contained in these Technical Appendices are to be periodically updated by the Watermaster through the Technical Advisory Committee processes, as set forth in Sections II.E and III.F of the Judgment. January 2020 January 2020 009S006E31E003S Screen:150−250, 290−350 ft bgs; Aquifer zone: Upper; Current Use: ; Status: ● ●●●●● ●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: Horse Camp ; Number of Measuring Agenc(y/ies): 4 January 2020 010S005E25R001S Screen:; Aquifer zone: ; Current Use: Public Supply; Status: Active ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: State Park Well 1 ; Number of Measuring Agenc(y/ies): 1 January 2020 010S005E36A001S Screen:; Aquifer zone: ; Current Use: Residential; Status: Inactive ● ●● ●●●●●●●● ●●●●●●●●●●●●●●●●●●●●●●●●● ●●●●●●●●● ●●●●●● ●●●● ●●● ●●●●●●●●●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: State Park Well 2 ; Number of Measuring Agenc(y/ies): 2 January 2020 010S006E04Q001S Screen:; Aquifer zone: ; Current Use: ; Status: ● ● ●● ●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: Viking ; Number of Measuring Agenc(y/ies): 3 January 2020 010S006E05F001S Screen:; Aquifer zone: ; Current Use: ; Status: ● ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: 5F1 ; Number of Measuring Agenc(y/ies): 1 January 2020 010S006E08B001S Screen:; Aquifer zone: ; Current Use: ; Status: ●●●● ●●● ●● ● ● ●●●●●●●●●●●●●●●● ●●● ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: N/A ; Number of Measuring Agenc(y/ies): 2 January 2020 010S006E08F001S Screen:; Aquifer zone: ; Current Use: ; Status: ●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: Charmer 2 ; Number of Measuring Agenc(y/ies): 2 January 2020 010S006E09C001S Screen:; Aquifer zone: ; Current Use: ; Status: ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: N/A ; Number of Measuring Agenc(y/ies): 1 January 2020 010S006E09L001S Screen:; Aquifer zone: ; Current Use: ; Status: ● ●●●●●●●●● ●●●●●●●●●●●●●●●● ●●●●●●●●●●●● ●●●●●●●●●●●● ●●●● ●●●●●●●●● ●●●●● ● ● ●● ●●●●●●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: N/A ; Number of Measuring Agenc(y/ies): 2 January 2020 010S006E09N001S Screen:; Aquifer zone: ; Current Use: ; Status: ● ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: Fortiner #1 (Allegre 1) ; Number of Measuring Agenc(y/ies): 3 January 2020 010S006E10L001S Screen:; Aquifer zone: ; Current Use: ; Status: ● ●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: N/A ; Number of Measuring Agenc(y/ies): 1 January 2020 010S006E10M001S Screen:; Aquifer zone: ; Current Use: ; Status: ● ● ● ● ●●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: N/A ; Number of Measuring Agenc(y/ies): 2 January 2020 010S006E14G001S Screen:; Aquifer zone: ; Current Use: Observation; Status: Inactive ● ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: Hanna (Flowers) ; Number of Measuring Agenc(y/ies): 2 January 2020 010S006E17J001S Screen:; Aquifer zone: ; Current Use: Unknown; Status: Unknown ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: N/A ; Number of Measuring Agenc(y/ies): 1 January 2020 010S006E18J001S Screen:240−300, 310−385, 395−405 ft bgs; Aquifer zone: Upper and Middle; Current Use: Public Supply; Status: Active ● ● ● ● ● ●● ●● ● ● ● ● ●● ● ● ● ●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: ID4−18 ; Number of Measuring Agenc(y/ies): 4 January 2020 010S006E18R001S Screen:; Aquifer zone: ; Current Use: Public Supply; Status: Inactive ● ● ● ● ● ● ●●● ● ●● ● ●● ● ● ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: ID4−3 ; Number of Measuring Agenc(y/ies): 5 January 2020 010S006E20L001S Screen:; Aquifer zone: ; Current Use: Observation; Status: Inactive ●●●●●●●●● ●● ●●●●●●●●● ●●●●●●●●●●●●●●●●●●●●● ●●●●●●● ●●●●●● ●●●●●● ●●●●●●● ●●●●● ●●●●●●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: Empty Irrigation ; Number of Measuring Agenc(y/ies): 3 January 2020 010S006E21A001S Screen:; Aquifer zone: ; Current Use: Unknown; Status: Inactive ● ● ●● ●●●●●● ● ● ●●●●●●●●●●●● ●●●●●●●●●●●● ●●●●●●●●●●●●●●●●●● ● ●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●●● ●●●●●●●●●●●●●●●●●●●●●●●●● ●●● ● ● ●●●●●●●●●●●●● ● ●●●●●●●●● ● ● ●●●●●●● ●●●●●●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: 21A1 ; Number of Measuring Agenc(y/ies): 2 January 2020 010S006E21A002S Screen:800−890, 786−876 ft bgs; Aquifer zone: Middle and Lower; Current Use: Observation; Status: Inactive ●●●●● ●●●●●●●●●●●●●● ●●●●●●●●●●●●●●●●●●●●●●● ●●●●●●●●●●●●● ● ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: MW−1 ; Number of Measuring Agenc(y/ies): 5 January 2020 010S006E21B001S Screen:; Aquifer zone: ; Current Use: Unknown; Status: Unknown ● ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: N/A ; Number of Measuring Agenc(y/ies): 2 January 2020 010S006E21B002S Screen:; Aquifer zone: ; Current Use: ; Status: Unknown ● ● ●●●●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: N/A ; Number of Measuring Agenc(y/ies): 2 January 2020 010S006E21F001S Screen:; Aquifer zone: ; Current Use: ; Status: Unknown ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: N/A ; Number of Measuring Agenc(y/ies): 1 January 2020 010S006E22A001S Screen:; Aquifer zone: ; Current Use: Unknown; Status: Unknown ●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: N/A ; Number of Measuring Agenc(y/ies): 1 January 2020 010S006E23M001S Screen:; Aquifer zone: ; Current Use: Unknown; Status: Unknown ● ●●●●●●●● ●●●●●●●● ●●●●●● ●●●●●●●●●●●●● ●●●●●●● ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: Potato Field ; Number of Measuring Agenc(y/ies): 3 January 2020 010S006E24K002S Screen:; Aquifer zone: ; Current Use: Unknown; Status: Unknown ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: Bad Donkey Ranch 2 ; Number of Measuring Agenc(y/ies): 1 January 2020 010S006E25R001S Screen:; Aquifer zone: ; Current Use: Unknown; Status: Unknown ●●●●● ●● ●●●●● ●●●●●● ●●●●●●●●●●●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: Gray Irrigation ; Number of Measuring Agenc(y/ies): 3 January 2020 010S006E28Q001S Screen:; Aquifer zone: ; Current Use: Unknown; Status: Unknown ● ●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: Reiners ; Number of Measuring Agenc(y/ies): 2 January 2020 010S006E29K002S Screen:470−500, 532−576, 586−786 ft bgs; Aquifer zone: Middle and Lower; Current Use: Public Supply; Status: Active ● ● ● ● ● ● ●●● ●●● ●●●● ● Groundwater Elevation (ft amsl) Elevation Groundwater ● 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: ID4−4 ; Number of Measuring Agenc(y/ies): 3 January 2020 010S006E29N001S Screen:; Aquifer zone: ; Current Use: Unknown; Status: Unknown ● ●●● ● ●●●●● ●●●●●● ● ●●●●●●●●●●●●●●●●●● ●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: N/A ; Number of Measuring Agenc(y/ies): 1 January 2020 010S006E29N002S Screen:; Aquifer zone: ; Current Use: Unknown; Status: Unknown ● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: Pecoff 2 ; Number of Measuring Agenc(y/ies): 1 January 2020 010S006E32D001S Screen:; Aquifer zone: ; Current Use: Public Supply; Status: Active ● ●● ●● ● ● ● ●● Groundwater Elevation (ft amsl) Elevation Groundwater 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: ID4−11 ; Number of Measuring Agenc(y/ies): 2 January 2020 010S006E32R001S Screen:; Aquifer zone: ; Current Use: Observation; Status: Inactive ● ●●●●●●●●●●●●●●●●●● ●●●●●●●●●●●●●●●●●●●●● ●●●●●●●●●●●●●●●●●●●● ●●●●●●●●● ● ●● ● Groundwater Elevation (ft amsl) Elevation Groundwater ● 300 400 500 600 700 1940 1960 1980 2000 2020 Local ID: ID4−1 ; Number of Measuring Agenc(y/ies): 5 January 2020 010S006E33C002S Screen:; Aquifer zone: ; Current Use: Unknown; Status: Unknown ●● ● Groundwater Elevation