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Legend (MDA_Fall_Fert_Restriction/DWSMA25)

DWSMA Low Vulnerability Exemption (2025) (0)
Drinking Water Supply Management Areas (DWSMAs) with Nitrate-N ≥5.4 mg/L (2025) (1)
Drinking Water Supply Management Areas (DWSMAs) with Nitrate-N ≥5.4 mg/L (2025) (2)