(This story was updated to add new information.)
A Corpus Christi groundwater project considered critical amid an intensifying drought is hitting a snag — potentially delaying the delivery of millions of gallons of water by months.
It had initially been expected that the remaining permitting for operation of the proposed Evangeline groundwater project could be approved by the San Patricio County Groundwater District on Feb. 6, a date that city officials have impressed in recent months as vital to beginning construction…