Get to Kroger and stock up on bottled water.  When you use the big Kroger Super Saver Digital Coupon you can score Deer Park Water or Ozarka Water for only $2.99.  That makes each bottle 12¢. Note that the water may vary by region.

Deer Park Natural Spring Water, 24-pk, 16 oz, $4.99
-$2/1 Deer Park Natural Spring Water, 24-pk, 16 oz, Kroger Super Saver Digital Coupon (use up to 5 times in a single transaction)
Only $2.99 after coupon.

Taste the Difference of Deer Park® Brand Water, Sourced from Carefully Selected Springs. Discover The Crisp & Refreshing Taste Of Deer Park ® Brand 100% Natural Spring Water. Appalachian Region.

Look for this deal as part of the Kroger Ad & Coupons Week Of 7/27 to 8/2.