Even after what he called “abundant rainfall, record snowpack, swollen rivers and maxed out reservoirs,” City of Turlock Director of Municipal Services Michael Cooke said that water conservation efforts remain as vital as ever since it might be years until the city begins to see positive impacts to the aquifer. “Turlock obtains all of its water supply from groundwater,” said Cooke. “We still have a number of wells offline due to water quality concerns and the aquifer is still at record levels.