Lake County Municipal Code Art. II Definitions (CA)

Sec. 28-2. - Definitions.¶

2.2 Acre-foot means the volume of water necessary to cover one (1) acre to a depth of…¶

2.3 Aquifer means a geologic formation that stores, transmits and yields significant…¶

2.4 Board means the Board of Supervisors of Lake County.¶

2.5 Commission means the Planning Commission of the County of Lake.¶

2.6 County means the County of Lake.¶

2.7 Department means the Community Development Department of the County of Lake.¶

2.8 Director means the Director of Community Development or his/her designee.¶

2.9 District means a district wholly or in part located within the boundaries of the…¶

2.10 Groundwater means all water beneath the surface of the earth within the zone below…¶

2.11 Hydraulic gradient means the slope of the water table.¶

2.12 Hydrology means the origin, distribution, and circulation of water through…¶

2.13 Overdraft means the condition of a groundwater supply in which the amount of water…¶

2.14 Percolation means the movement of water through the soil to the groundwater table.¶

2.15 Permeability means the capability of the soil or another geologic formation to transmit water.¶

2.16 Permit means a permit for groundwater export.¶

2.17 Piezometric surface means the surface to which the water in a confined aquifer will rise.¶

2.18 Porosity means voids or open spaces in alluvium and rocks that can be filled with water.¶

2.19 Recharge means flow to groundwater storage from precipitation, irrigation,…¶

2.20 Safe yield means the maximum quantity of water which can be withdrawn annually…¶

(a) Exceeding in any calendar year the water supply of the basin (considering all sources of recharge and withdrawal);

(b) Lowering water levels so as to make further drilling of water wells uneconomical;

(d) Violating water rights or restrictions in pumpage in the groundwater basin as established by court adjudication or application of state or federal law; or

(e) Causing observable environmental damage, including but not limited to subsidence.

(Ord. No. 2696, § 5, 8-17-2004)

Exceptions & meaning →

2.21 Specific capacity means the volume of water pumped from a well in gallons per…¶

2.22 Subsidence means lowering or sinking of the land surface due to a number of…¶

2.23 Transmissivity means the rate of flow of water through an aquifer.¶

2.24 Usable storage capacity means the quantity of groundwater of acceptable quality…¶

2.25 Water table means the surface or level where groundwater is encountered in a well…¶

2.26 Water year means the year beginning October 1st and ending the last day of the following September.¶

2.27 Zone of saturation means the area below the water table in which the soil is…¶

(Ord. No. 2457, § 1, 2-9-99; Ord. No. 2696, § 5, 8-17-2004)

Exceptions & meaning →