Legend (3GAQB/GRAPS_WHAF)

CWI Max Arsenic (ug/L) (2) 0 - 5.00 5.01 - 10.00 > 10.00 CWI Max Nitrate (mg/L) (3) 0 - 3.00 3.01 - 10.00 > 10.00 DWSMA (5) DWSMA Vulnerability (6) High Moderate Low Surface Water DWSMA (DWSMA-SW) New Generation (4) Surface Water DWSMAs (DWSMA-SW) Legacy- Priority Areas A & B (8) A B MDA Groundwater Protection Rule DWSMAs (9) Level 1 Level 2 Need more info Special Well and Boring Construction Areas (SWBCA) (16) Township Testing Initial Nitrate Results* (10) <5% 5<10% ≥10% *Initial results may be changed based on follow-up sampling and nitrogen source assessment of the townships. Initial results represent what people are drinking regardless of well construction or nitrogen source. Township Testing Final Nitrate Results (11) <5% 5<10% ≥10% <20 Wells* *MDA considers <20 wells inadequate to characterize a township for the purposes of the NFMP. Drinking Water Wells per Section (7) 0 1 - 10 11 - 50 51 - 100 >100 Primary Aquifers by Section (12) Surficial sand and gravel Buried sand and gravel Unspecified sand and gravel Sandstone bedrock Carbonate bedrock (limestone) Crystalline bedrock Weathered material Pollution Sensitivity of Near-Surface Materials (13) High (coarse-grained material, e.g. sand) Moderate Low Very low Ultra low (fine-grained material, e.g. clay) Karst (high sensitivity) Peatlands (shallow water table) Surface water Bedrock at or near surface (high sensitivity) Disturbed lands (undetermined sensitivity) Geologic Sensitivity at Wells (14) Undefined Low Moderate High Water