transportation & public facilities, state of...
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0 0.35 0.7
Miles
Gustavus AirportGustavus, Alask a
April 16, 2019
HIGHEST REPORTED ANALYTICAL RESULTS
Figure 1102599
N
LEGEND!( ≤2.0 ppt!( 2.1 to 17.4 ppt (3% to 25%)!( 17.5 to 34 ppt (25% to 49%)!( 35 to 64 ppt (50% to 99%)!( ≥65 ppt (ove r action le ve l)
Surface Wate r Sam pleAirport Prope rty Bound ary
Map source: Esri, DigitalGlobe, Ge oEye, Earth star Ge ograph ics, CNES/Airbus DS, USDA, USGS, Ae roGR ID, IGN, and th e GIS Use r Com m unity
Presumed Groundwater Flow Direction
Note s: ppt - parts pe r trillion R e sults com pile d base d on sum of PFOS, PFOA, PFHxS, PFHpA, PFNA. Wh e re m ultiple sam ple s h ave be e n colle cte d , th e m ap sh ow s th e h igh e st re sult. Ple ase note pre vious March 2019 m ap h ad two w e lls pre se nte d th at w e re pre viously sam ple d . Th e y h ave be e n corre cte d on th is m ap.