Google-markerEach marker shows the centroid (middle) of a 1-mile grid square. Centroids protect homeowners' privacy because they denote 1-mile grid squares within which groundwater wells were sampled. Centroids do not correspond to specific sampling locations.
  • Signature Chemical
    Water Quality Glossary

Levels of Gas Well "Signature Chemicals" in Groundwater


Code Description Events
10269 basement pressure tank 1