study NST_Sample_ID NST_Site General_Location Specific_Location Fiscal_Year Collection_Date Matrix Scientific_Name Method Parameter Result Unit Qualifier Boston Harbor BA1993BOH_G-6_1 SED BOH_G-6_1 Channel Mouth a 1993 Sediment Sediment GS Sand - Chemistry Sample 3 Percent Boston Harbor BA1993BOH_D-1_B1SED BOH_D-1_B1 Dorchester Bay b 1993 Sediment Sediment GS Silt - Chemistry Sample 11.95 Percent Boston Harbor BA1993BOH_B-2_A1SED BOH_B-2_A1 Hingham Bay a 1993 Sediment Sediment GS Sand - Chemistry Sample 52.83 Percent Boston Harbor BA1993BOH_C-1_1 SED BOH_C-1_1 Quincy Bay a 1993 Sediment Sediment GS Silt - Chemistry Sample 35.76 Percent Boston Harbor BA1993BOH_G-2_3 SED BOH_G-2_3 Lower Chelsea River b 1993 Sediment Sediment GS Silt - Chemistry Sample 14.27 Percent Boston Harbor BA1993BOH_G-3_2 SED BOH_G-3_2 Mystic River b 1993 Sediment Sediment GS Silt - Chemistry Sample 20.07 Percent Boston Harbor BA1993BOH_D-1_C1SED BOH_D-1_C1 Dorchester Bay c 1993 Sediment Sediment GS Silt - Chemistry Sample 39.04 Percent Boston Harbor BA1993BOH_D-2_A1SED BOH_D-2_A1 Sculpin Lodge a 1993 Sediment Sediment GS Silt - Chemistry Sample 40.48 Percent Boston Harbor BA1993BOH_G-3_1 SED BOH_G-3_1 Mystic River a 1993 Sediment Sediment GS Sand - Chemistry Sample 29.5 Percent Boston Harbor BA1993BOH_G-1_1 SED BOH_G-1_1 Upper Chelsea River a 1993 Sediment Sediment GS Silt - Chemistry Sample 31.34 Percent Boston Harbor BA1993BOH_C-2_2 SED BOH_C-2_2 Nantasket Roads b 1993 Sediment Sediment GS Silt - Chemistry Sample 55.21 Percent Boston Harbor BA1993BOH_G-7_1 SED BOH_G-7_1 Reserved Channel 1 1993 Sediment Sediment GS Silt - Chemistry Sample 49.92 Percent Boston Harbor BA1993BOH_G-4_3 SED BOH_G-4_3 Charleston Channel c 1993 Sediment Sediment GS Silt - Chemistry Sample 36.6 Percent Boston Harbor BA1993BOH_D-2_B1SED BOH_D-2_B1 Sculpin Lodge b 1993 Sediment Sediment GS Silt - Chemistry Sample 52.23 Percent Boston Harbor BA1993BOH_G-3_3 SED BOH_G-3_3 Mystic River c 1993 Sediment Sediment GS Silt - Chemistry Sample 27.27 Percent Boston Harbor BA1993BOH_G-3_2 SED BOH_G-3_2 Mystic River b 1993 Sediment Sediment GS Sand - Chemistry Sample 48.13 Percent Boston Harbor BA1993BOH_G-2_7 SED BOH_G-2_7 Lower Chelsea River c 1993 Sediment Sediment GS Silt - Chemistry Sample 15.62 Percent Boston Harbor BA1993BOH_G-5_3 SED BOH_G-5_3 Boston Channel c 1993 Sediment Sediment GS Sand - Chemistry Sample 10.92 Percent Boston Harbor BA1993BOH_D-2_A1SED BOH_D-2_A1 Sculpin Lodge a 1993 Sediment Sediment GS Sand - Chemistry Sample 19.05 Percent Boston Harbor BA1993BOH_G-2_2 SED BOH_G-2_2 Lower Chelsea River a 1993 Sediment Sediment GS Silt - Chemistry Sample 12.51 Percent Boston Harbor BA1993BOH_G-1_4 SED BOH_G-1_4 Upper Chelsea River c 1993 Sediment Sediment GS Silt - Chemistry Sample 19.5 Percent Boston Harbor BA1993BOH_C-1_4 SED BOH_C-1_4 Quincy Bay c 1993 Sediment Sediment GS Silt - Chemistry Sample 56.08 Percent Boston Harbor BA1993BOH_G-3_1 SED BOH_G-3_1 Mystic River a 1993 Sediment Sediment GS Silt - Chemistry Sample 30.95 Percent Boston Harbor BA1993BOH_C-2_1 SED BOH_C-2_1 Nantasket Roads a 1993 Sediment Sediment GS Silt - Chemistry Sample 33.25 Percent Boston Harbor BA1993BOH_G-4_1 SED BOH_G-4_1 Charleston Channel a 1993 Sediment Sediment GS Silt - Chemistry Sample 46.02 Percent Boston Harbor BA1993BOH_C-2_3 SED BOH_C-2_3 Nantasket Roads c 1993 Sediment Sediment GS Silt - Chemistry Sample 53.95 Percent Boston Harbor BA1993BOH_G-6_1 SED BOH_G-6_1 Channel Mouth a 1993 Sediment Sediment GS Silt - Chemistry Sample 48.51 Percent Boston Harbor BA1993BOH_B-1_1 SED BOH_B-1_1 Hull Bay a 1993 Sediment Sediment GS Silt - Chemistry Sample 22.505 Percent Boston Harbor BA1993BOH_A_1 SED BOH_A_1 Massachusetts Bay 1 1993 Sediment Sediment GS Silt - Chemistry Sample 34.71 Percent Boston Harbor BA1993BOH_B-2_A1SED BOH_B-2_A1 Hingham Bay a 1993 Sediment Sediment GS Silt - Chemistry Sample 31.02 Percent Boston Harbor BA1993BOH_E_1 SED BOH_E_1 Northwest Harbor 1 1993 Sediment Sediment GS Silt - Chemistry Sample 24.64 Percent Boston Harbor BA1993BOH_G-5_3 SED BOH_G-5_3 Boston Channel c 1993 Sediment Sediment GS Silt - Chemistry Sample 43.96 Percent Boston Harbor BA1993BOH_B-3_B1SED BOH_B-3_B1 Weymouth Fore River b 1993 Sediment Sediment GS Silt - Chemistry Sample 55.08 Percent Boston Harbor BA1993BOH_G-4_2 SED BOH_G-4_2 Charleston Channel b 1993 Sediment Sediment GS Silt - Chemistry Sample 41.43 Percent Boston Harbor BA1993BOH_B-3_B1SED BOH_B-3_B1 Weymouth Fore River b 1993 Sediment Sediment GS Sand - Chemistry Sample 14.44 Percent Boston Harbor BA1993BOH_C-2_2 SED BOH_C-2_2 Nantasket Roads b 1993 Sediment Sediment GS Sand - Chemistry Sample 7.36 Percent Boston Harbor BA1993BOH_B-2_B1SED BOH_B-2_B1 Hingham Bay b 1993 Sediment Sediment GS Silt - Chemistry Sample 6.08 Percent Boston Harbor BA1993BOH_C-2_3 SED BOH_C-2_3 Nantasket Roads c 1993 Sediment Sediment GS Fines - Chemistry Sample 93.62 Percent Boston Harbor BA1993BOH_E_1 SED BOH_E_1 Northwest Harbor 1 1993 Sediment Sediment GS Fines - Chemistry Sample 56.77 Percent Boston Harbor BA1993BOH_C-2_3 SED BOH_C-2_3 Nantasket Roads c 1993 Sediment Sediment GS Sand - Chemistry Sample 6.38 Percent Boston Harbor BA1993BOH_A_1 SED BOH_A_1 Massachusetts Bay 1 1993 Sediment Sediment GS Sand - Chemistry Sample 39.99 Percent Boston Harbor BA1993BOH_B-1_1 SED BOH_B-1_1 Hull Bay a 1993 Sediment Sediment GS Fines - Chemistry Sample 42.16 Percent Boston Harbor BA1993BOH_C-1_1 SED BOH_C-1_1 Quincy Bay a 1993 Sediment Sediment GS Fines - Chemistry Sample 65.15 Percent Boston Harbor BA1993BOH_G-2_7 SED BOH_G-2_7 Lower Chelsea River c 1993 Sediment Sediment GS Fines - Chemistry Sample 29.99 Percent Boston Harbor BA1993BOH_E_1 SED BOH_E_1 Northwest Harbor 1 1993 Sediment Sediment GS Sand - Chemistry Sample 43.23 Percent Boston Harbor BA1993BOH_G-5_3 SED BOH_G-5_3 Boston Channel c 1993 Sediment Sediment GS Fines - Chemistry Sample 89.08 Percent Boston Harbor BA1993BOH_D-2_A1SED BOH_D-2_A1 Sculpin Lodge a 1993 Sediment Sediment GS Fines - Chemistry Sample 80.95 Percent Boston Harbor BA1993BOH_G-1_4 SED BOH_G-1_4 Upper Chelsea River c 1993 Sediment Sediment GS Fines - Chemistry Sample 35.21 Percent Boston Harbor BA1993BOH_G-2_2 SED BOH_G-2_2 Lower Chelsea River a 1993 Sediment Sediment GS Fines - Chemistry Sample 22.59 Percent Boston Harbor BA1993BOH_G-4_2 SED BOH_G-4_2 Charleston Channel b 1993 Sediment Sediment GS Fines - Chemistry Sample 92.43 Percent Boston Harbor BA1993BOH_G-4_2 SED BOH_G-4_2 Charleston Channel b 1993 Sediment Sediment GS Sand - Chemistry Sample 7.57 Percent Boston Harbor BA1993BOH_G-3_2 SED BOH_G-3_2 Mystic River b 1993 Sediment Sediment GS Clay - Chemistry Sample 31.8 Percent Boston Harbor BA1993BOH_B-2_B1SED BOH_B-2_B1 Hingham Bay b 1993 Sediment Sediment GS Fines - Chemistry Sample 13.56 Percent Boston Harbor BA1993BOH_G-2_3 SED BOH_G-2_3 Lower Chelsea River b 1993 Sediment Sediment GS Fines - Chemistry Sample 28.04 Percent Boston Harbor BA1993BOH_B-2_B1SED BOH_B-2_B1 Hingham Bay b 1993 Sediment Sediment GS Sand - Chemistry Sample 86.44 Percent Boston Harbor BA1993BOH_G-2_3 SED BOH_G-2_3 Lower Chelsea River b 1993 Sediment Sediment GS Sand - Chemistry Sample 71.96 Percent Boston Harbor BA1993BOH_B-2_A1SED BOH_B-2_A1 Hingham Bay a 1993 Sediment Sediment GS Clay - Chemistry Sample 16.15 Percent Boston Harbor BA1993BOH_G-8_4 SED BOH_G-8_4 Boston Wharves c 1993 Sediment Sediment GS Clay - Chemistry Sample 32.23 Percent Boston Harbor BA1993BOH_G-4_3 SED BOH_G-4_3 Charleston Channel c 1993 Sediment Sediment GS Clay - Chemistry Sample 59.48 Percent Boston Harbor BA1993BOH_G-7_1 SED BOH_G-7_1 Reserved Channel 1 1993 Sediment Sediment GS Fines - Chemistry Sample 84.45 Percent Boston Harbor BA1993BOH_G-4_1 SED BOH_G-4_1 Charleston Channel a 1993 Sediment Sediment GS Fines - Chemistry Sample 94.3 Percent Boston Harbor BA1993BOH_C-2_1 SED BOH_C-2_1 Nantasket Roads a 1993 Sediment Sediment GS Fines - Chemistry Sample 58.03 Percent Boston Harbor BA1993BOH_D-1_B1SED BOH_D-1_B1 Dorchester Bay b 1993 Sediment Sediment GS Fines - Chemistry Sample 23.9 Percent Boston Harbor BA1993BOH_D-1_C1SED BOH_D-1_C1 Dorchester Bay c 1993 Sediment Sediment GS Fines - Chemistry Sample 62.46 Percent Boston Harbor BA1993BOH_G-7_1 SED BOH_G-7_1 Reserved Channel 1 1993 Sediment Sediment GS Sand - Chemistry Sample 15.55 Percent Boston Harbor BA1993BOH_D-1_C1SED BOH_D-1_C1 Dorchester Bay c 1993 Sediment Sediment GS Sand - Chemistry Sample 37.54 Percent Boston Harbor BA1993BOH_G-3_3 SED BOH_G-3_3 Mystic River c 1993 Sediment Sediment GS Sand - Chemistry Sample 42.96 Percent Boston Harbor BA1993BOH_G-8_4 SED BOH_G-8_4 Boston Wharves c 1993 Sediment Sediment GS Sand - Chemistry Sample 36.96 Percent Boston Harbor BA1993BOH_C-2_1 SED BOH_C-2_1 Nantasket Roads a 1993 Sediment Sediment GS Sand - Chemistry Sample 41.97 Percent Boston Harbor BA1993BOH_G-4_1 SED BOH_G-4_1 Charleston Channel a 1993 Sediment Sediment GS Sand - Chemistry Sample 5.7 Percent Boston Harbor BA1993BOH_G-4_1 SED BOH_G-4_1 Charleston Channel a 1993 Sediment Sediment GS Clay - Chemistry Sample 48.28 Percent Boston Harbor BA1993BOH_G-6_1 SED BOH_G-6_1 Channel Mouth a 1993 Sediment Sediment GS Clay - Chemistry Sample 48.49 Percent Boston Harbor BA1993BOH_G-3_3 SED BOH_G-3_3 Mystic River c 1993 Sediment Sediment GS Clay - Chemistry Sample 29.77 Percent Boston Harbor BA1993BOH_D-1_B1SED BOH_D-1_B1 Dorchester Bay b 1993 Sediment Sediment GS Clay - Chemistry Sample 11.95 Percent Boston Harbor BA1993BOH_G-2_3 SED BOH_G-2_3 Lower Chelsea River b 1993 Sediment Sediment GS Clay - Chemistry Sample 13.77 Percent Boston Harbor BA1993BOH_G-4_2 SED BOH_G-4_2 Charleston Channel b 1993 Sediment Sediment GS Clay - Chemistry Sample 51 Percent Boston Harbor BA1993BOH_A_1 SED BOH_A_1 Massachusetts Bay 1 1993 Sediment Sediment GS Fines - Chemistry Sample 60.01 Percent Boston Harbor BA1993BOH_B-2_A1SED BOH_B-2_A1 Hingham Bay a 1993 Sediment Sediment GS Fines - Chemistry Sample 47.17 Percent Boston Harbor BA1993BOH_C-1_4 SED BOH_C-1_4 Quincy Bay c 1993 Sediment Sediment GS Fines - Chemistry Sample 88.54 Percent Boston Harbor BA1993BOH_C-2_2 SED BOH_C-2_2 Nantasket Roads b 1993 Sediment Sediment GS Fines - Chemistry Sample 92.64 Percent Boston Harbor BA1993BOH_G-4_3 SED BOH_G-4_3 Charleston Channel c 1993 Sediment Sediment GS Fines - Chemistry Sample 96.08 Percent Boston Harbor BA1993BOH_G-3_3 SED BOH_G-3_3 Mystic River c 1993 Sediment Sediment GS Fines - Chemistry Sample 57.04 Percent Boston Harbor BA1993BOH_G-1_1 SED BOH_G-1_1 Upper Chelsea River a 1993 Sediment Sediment GS Fines - Chemistry Sample 59.11 Percent Boston Harbor BA1993BOH_G-3_2 SED BOH_G-3_2 Mystic River b 1993 Sediment Sediment GS Fines - Chemistry Sample 51.87 Percent Boston Harbor BA1993BOH_G-3_1 SED BOH_G-3_1 Mystic River a 1993 Sediment Sediment GS Fines - Chemistry Sample 70.5 Percent Boston Harbor BA1993BOH_G-6_1 SED BOH_G-6_1 Channel Mouth a 1993 Sediment Sediment GS Fines - Chemistry Sample 97 Percent Boston Harbor BA1993BOH_D-2_B1SED BOH_D-2_B1 Sculpin Lodge b 1993 Sediment Sediment GS Fines - Chemistry Sample 82.5 Percent Boston Harbor BA1993BOH_B-3_B1SED BOH_B-3_B1 Weymouth Fore River b 1993 Sediment Sediment GS Fines - Chemistry Sample 85.56 Percent Boston Harbor BA1993BOH_D-1_B1SED BOH_D-1_B1 Dorchester Bay b 1993 Sediment Sediment GS Sand - Chemistry Sample 76.1 Percent Boston Harbor BA1993BOH_G-2_7 SED BOH_G-2_7 Lower Chelsea River c 1993 Sediment Sediment GS Sand - Chemistry Sample 70.01 Percent Boston Harbor BA1993BOH_G-2_2 SED BOH_G-2_2 Lower Chelsea River a 1993 Sediment Sediment GS Sand - Chemistry Sample 77.41 Percent Boston Harbor BA1993BOH_G-1_4 SED BOH_G-1_4 Upper Chelsea River c 1993 Sediment Sediment GS Sand - Chemistry Sample 64.79 Percent Boston Harbor BA1993BOH_G-1_1 SED BOH_G-1_1 Upper Chelsea River a 1993 Sediment Sediment GS Sand - Chemistry Sample 40.89 Percent Boston Harbor BA1993BOH_G-4_3 SED BOH_G-4_3 Charleston Channel c 1993 Sediment Sediment GS Sand - Chemistry Sample 3.92 Percent Boston Harbor BA1993BOH_C-1_4 SED BOH_C-1_4 Quincy Bay c 1993 Sediment Sediment GS Sand - Chemistry Sample 11.46 Percent Boston Harbor BA1993BOH_C-1_1 SED BOH_C-1_1 Quincy Bay a 1993 Sediment Sediment GS Sand - Chemistry Sample 34.85 Percent Boston Harbor BA1993BOH_B-1_1 SED BOH_B-1_1 Hull Bay a 1993 Sediment Sediment GS Sand - Chemistry Sample 57.39 Percent Boston Harbor BA1993BOH_G-8_4 SED BOH_G-8_4 Boston Wharves c 1993 Sediment Sediment GS Silt - Chemistry Sample 30.81 Percent Boston Harbor BA1993BOH_G-1_4 SED BOH_G-1_4 Upper Chelsea River c 1993 Sediment Sediment GS Clay - Chemistry Sample 15.71 Percent Boston Harbor BA1993BOH_G-2_2 SED BOH_G-2_2 Lower Chelsea River a 1993 Sediment Sediment GS Clay - Chemistry Sample 10.08 Percent Boston Harbor BA1993BOH_C-2_1 SED BOH_C-2_1 Nantasket Roads a 1993 Sediment Sediment GS Clay - Chemistry Sample 24.78 Percent Boston Harbor BA1993BOH_D-2_A1SED BOH_D-2_A1 Sculpin Lodge a 1993 Sediment Sediment GS Clay - Chemistry Sample 40.47 Percent Boston Harbor BA1993BOH_C-2_3 SED BOH_C-2_3 Nantasket Roads c 1993 Sediment Sediment GS Clay - Chemistry Sample 39.67 Percent Boston Harbor BA1993BOH_C-2_2 SED BOH_C-2_2 Nantasket Roads b 1993 Sediment Sediment GS Clay - Chemistry Sample 37.43 Percent Boston Harbor BA1993BOH_C-1_4 SED BOH_C-1_4 Quincy Bay c 1993 Sediment Sediment GS Clay - Chemistry Sample 32.46 Percent Boston Harbor BA1993BOH_C-1_1 SED BOH_C-1_1 Quincy Bay a 1993 Sediment Sediment GS Clay - Chemistry Sample 29.39 Percent Boston Harbor BA1993BOH_D-2_B1SED BOH_D-2_B1 Sculpin Lodge b 1993 Sediment Sediment GS Sand - Chemistry Sample 17.5 Percent Boston Harbor BA1993BOH_G-3_1 SED BOH_G-3_1 Mystic River a 1993 Sediment Sediment GS Clay - Chemistry Sample 39.55 Percent Boston Harbor BA1993BOH_G-2_7 SED BOH_G-2_7 Lower Chelsea River c 1993 Sediment Sediment GS Clay - Chemistry Sample 14.37 Percent Boston Harbor BA1993BOH_G-5_3 SED BOH_G-5_3 Boston Channel c 1993 Sediment Sediment GS Clay - Chemistry Sample 45.12 Percent Boston Harbor BA1993BOH_D-2_B1SED BOH_D-2_B1 Sculpin Lodge b 1993 Sediment Sediment GS Clay - Chemistry Sample 30.27 Percent Boston Harbor BA1993BOH_D-1_C1SED BOH_D-1_C1 Dorchester Bay c 1993 Sediment Sediment GS Clay - Chemistry Sample 23.42 Percent Boston Harbor BA1993BOH_G-7_1 SED BOH_G-7_1 Reserved Channel 1 1993 Sediment Sediment GS Clay - Chemistry Sample 34.53 Percent Boston Harbor BA1993BOH_B-2_B1SED BOH_B-2_B1 Hingham Bay b 1993 Sediment Sediment GS Clay - Chemistry Sample 7.48 Percent Boston Harbor BA1993BOH_B-3_B1SED BOH_B-3_B1 Weymouth Fore River b 1993 Sediment Sediment GS Clay - Chemistry Sample 30.48 Percent Boston Harbor BA1993BOH_B-1_1 SED BOH_B-1_1 Hull Bay a 1993 Sediment Sediment GS Clay - Chemistry Sample 19.655 Percent Boston Harbor BA1993BOH_G-8_4 SED BOH_G-8_4 Boston Wharves c 1993 Sediment Sediment GS Fines - Chemistry Sample 63.04 Percent Boston Harbor BA1993BOH_A_1 SED BOH_A_1 Massachusetts Bay 1 1993 Sediment Sediment GS Clay - Chemistry Sample 25.3 Percent Boston Harbor BA1993BOH_E_1 SED BOH_E_1 Northwest Harbor 1 1993 Sediment Sediment GS Clay - Chemistry Sample 32.13 Percent Boston Harbor BA1993BOH_G-1_1 SED BOH_G-1_1 Upper Chelsea River a 1993 Sediment Sediment GS Clay - Chemistry Sample 27.77 Percent