Legend (MDA_Fall_Fert_Restriction/DWSMA_Map2026)

Drinking Water Supply Management Areas (DWSMAs) with Nitrate-N ≥5.4 mg/L (2026) (12) Cities, Townships, and Unorganized Territories (8) CITY DWSMA Low Vulnerability Exemption (2026) (0) Coarse Textured Soils (3) Bedrock_Query (4) Karst (5) PLS Townships (6) PLS Sections (7)