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Wellhead Protection Plan –Part 1 <br />•Wellhead Protection Area (WHPA) delineation <br />o Metro Model 3 prepared by Barr Engineering with additional detail in the New Brighton area was used in delineation <br />1-& 10-yr groundwater travel time porous media flow <br />o Fracture flow evaluation completed per MDH requirement <br />o ERA = combined 1-yr porous media & fracture flow zones <br />o WHPA = combined 10-yr porous media & fracture flow zones